                               SEQUENCE LISTING

<110> XENCOR, INC.
 
<120> HETERODIMERIC ANTIBODIES THAT BIND MSLN AND CD3

<130> 067461-5268-WO

<140> PCT/US2021/032618
<141> 2021-05-14

<150> 63/025,021
<151> 2020-05-14

<160> 618   

<170> PatentIn version 3.5

<210> 1
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 1
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser 
            20  


<210> 2
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 2
Gly Gly Gly Gly Ser 
1               5   


<210> 3
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220> 
<223> See specification as filed for detailed description of
      substitutions and preferred embodiments

<400> 3
Gly Ser Gly Gly Ser 
1               5   


<210> 4
<211> 4
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220> 
<223> See specification as filed for detailed description of
      substitutions and preferred embodiments

<400> 4
Gly Gly Gly Ser 
1               


<210> 5
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 5
Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser 
1               5                   10                  15  


<210> 6
<211> 18
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 6
Gly Ser Thr Ser Gly Ser Gly Lys Pro Gly Ser Gly Glu Gly Ser Thr 
1               5                   10                  15      


Lys Gly 
        


<210> 7
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 7
Ile Arg Pro Arg Ala Ile Gly Gly Ser Lys Pro Arg Val Ala 
1               5                   10                  


<210> 8
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 8
Gly Lys Gly Gly Ser Gly Lys Gly Gly Ser Gly Lys Gly Gly Ser 
1               5                   10                  15  


<210> 9
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 9
Gly Gly Lys Gly Ser Gly Gly Lys Gly Ser Gly Gly Lys Gly Ser 
1               5                   10                  15  


<210> 10
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 10
Gly Gly Gly Lys Ser Gly Gly Gly Lys Ser Gly Gly Gly Lys Ser 
1               5                   10                  15  


<210> 11
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 11
Gly Lys Gly Lys Ser Gly Lys Gly Lys Ser Gly Lys Gly Lys Ser 
1               5                   10                  15  


<210> 12
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 12
Gly Gly Gly Lys Ser Gly Gly Lys Gly Ser Gly Lys Gly Gly Ser 
1               5                   10                  15  


<210> 13
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 13
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
1               5                   10                  15  


<210> 14
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 14
Gly Lys Gly Lys Ser Gly Lys Gly Lys Ser Gly Lys Gly Lys Ser Gly 
1               5                   10                  15      


Lys Gly Lys Ser 
            20  


<210> 15
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 15
Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gly 
1               5                   10                  15      


Gly Gly Gly Ser 
            20  


<210> 16
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 16
Ser Thr Ala Gly Asp Thr His Leu Gly Gly Glu Asp Phe Asp 
1               5                   10                  


<210> 17
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 17
Gly Glu Gly Gly Ser Gly Glu Gly Gly Ser Gly Glu Gly Gly Ser 
1               5                   10                  15  


<210> 18
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 18
Gly Gly Glu Gly Ser Gly Gly Glu Gly Ser Gly Gly Glu Gly Ser 
1               5                   10                  15  


<210> 19
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 19
Gly Gly Gly Glu Ser Gly Gly Gly Glu Ser Gly Gly Gly Glu Ser 
1               5                   10                  15  


<210> 20
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 20
Gly Glu Gly Glu Ser Gly Glu Gly Glu Ser Gly Glu Gly Glu Ser 
1               5                   10                  15  


<210> 21
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 21
Gly Gly Gly Glu Ser Gly Gly Glu Gly Ser Gly Glu Gly Gly Ser 
1               5                   10                  15  


<210> 22
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 22
Gly Glu Gly Glu Ser Gly Glu Gly Glu Ser Gly Glu Gly Glu Ser Gly 
1               5                   10                  15      


Glu Gly Glu Ser 
            20  


<210> 23
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 23
Pro Arg Gly Ala Ser Lys Ser Gly Ser Ala Ser Gln Thr Gly Ser Ala 
1               5                   10                  15      


Pro Gly Ser 
            


<210> 24
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 24
Gly Thr Ala Ala Ala Gly Ala Gly Ala Ala Gly Gly Ala Ala Ala Gly 
1               5                   10                  15      


Ala Ala Gly 
            


<210> 25
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 25
Gly Thr Ser Gly Ser Ser Gly Ser Gly Ser Gly Gly Ser Gly Ser Gly 
1               5                   10                  15      


Gly Gly Gly 
            


<210> 26
<211> 10
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 26
Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser 
1               5                   10  


<210> 27
<211> 25
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 27
Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gly 
1               5                   10                  15      


Gly Gly Gly Ser Gly Gly Gly Gly Ser 
            20                  25  


<210> 28
<211> 30
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<400> 28
Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gly 
1               5                   10                  15      


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser 
            20                  25                  30  


<210> 29
<211> 35
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<400> 29
Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gly 
1               5                   10                  15      


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gly Gly 
            20                  25                  30          


Gly Gly Ser 
        35  


<210> 30
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 30
Gly Gly Gly Gly Ala 
1               5   


<210> 31
<211> 10
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 31
Gly Gly Gly Gly Ala Gly Gly Gly Gly Ala 
1               5                   10  


<210> 32
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 32
Gly Gly Gly Gly Ala Gly Gly Gly Gly Ala Gly Gly Gly Gly Ala 
1               5                   10                  15  


<210> 33
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 33
Gly Gly Gly Gly Ala Gly Gly Gly Gly Ala Gly Gly Gly Gly Ala Gly 
1               5                   10                  15      


Gly Gly Gly Ala 
            20  


<210> 34
<211> 25
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 34
Gly Gly Gly Gly Ala Gly Gly Gly Gly Ala Gly Gly Gly Gly Ala Gly 
1               5                   10                  15      


Gly Gly Gly Ala Gly Gly Gly Gly Ala 
            20                  25  


<210> 35
<211> 30
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<400> 35
Gly Gly Gly Gly Ala Gly Gly Gly Gly Ala Gly Gly Gly Gly Ala Gly 
1               5                   10                  15      


Gly Gly Gly Ala Gly Gly Gly Gly Ala Gly Gly Gly Gly Ala 
            20                  25                  30  


<210> 36
<211> 35
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<400> 36
Gly Gly Gly Gly Ala Gly Gly Gly Gly Ala Gly Gly Gly Gly Ala Gly 
1               5                   10                  15      


Gly Gly Gly Ala Gly Gly Gly Gly Ala Gly Gly Gly Gly Ala Gly Gly 
            20                  25                  30          


Gly Gly Ala 
        35  


<210> 37
<211> 30
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<400> 37
Asp Pro Ala Leu Val His Gln Arg Pro Ala Pro Pro Gly Gly Gly Gly 
1               5                   10                  15      


Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gly Gly Gly 
            20                  25                  30  


<210> 38
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 38
Gly Lys Pro Gly Ser 
1               5   


<210> 39
<211> 25
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 39
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            20                  25  


<210> 40
<211> 30
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<400> 40
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            20                  25                  30  


<210> 41
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 41
Gly Gly Gly Glu Ser 
1               5   


<210> 42
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 42
Lys Thr His Thr Cys Pro Pro Cys Pro 
1               5                   


<210> 43
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 43
Glu Pro Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro 
1               5                   10                  15  


<210> 44
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 44
Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Lys Thr His Thr Cys Pro 
1               5                   10                  15      


Pro Cys Pro 
            


<210> 45
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 45
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Lys Thr His Thr Cys Pro 
1               5                   10                  15      


Pro Cys Pro 
            


<210> 46
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<400> 46
Gly Lys Pro Gly Ser Lys Thr His Thr Cys Pro Pro Cys Pro 
1               5                   10                  


<210> 47
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 1 Fab-Fc Side

<400> 47
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 48
<211> 231
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 1 scFv-Fc Side

<400> 48
Glu Pro Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala 
1               5                   10                  15      


Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys 
            20                  25                  30          


Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val 
        35                  40                  45              


Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp 
    50                  55                  60                  


Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr 
65                  70                  75                  80  


Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp 
                85                  90                  95      


Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu 
            100                 105                 110         


Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg 
        115                 120                 125             


Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys 
    130                 135                 140                 


Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp 
145                 150                 155                 160 


Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys 
                165                 170                 175     


Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser 
            180                 185                 190         


Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser 
        195                 200                 205             


Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser 
    210                 215                 220                 


Leu Ser Leu Ser Pro Gly Lys 
225                 230     


<210> 49
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 2 Fab-Fc Side

<400> 49
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 50
<211> 231
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 2 scFv-Fc Side

<400> 50
Glu Pro Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala 
1               5                   10                  15      


Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys 
            20                  25                  30          


Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val 
        35                  40                  45              


Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp 
    50                  55                  60                  


Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr 
65                  70                  75                  80  


Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp 
                85                  90                  95      


Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu 
            100                 105                 110         


Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg 
        115                 120                 125             


Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys 
    130                 135                 140                 


Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp 
145                 150                 155                 160 


Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys 
                165                 170                 175     


Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser 
            180                 185                 190         


Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser 
        195                 200                 205             


Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser 
    210                 215                 220                 


Leu Ser Leu Ser Pro Gly Lys 
225                 230     


<210> 51
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 3 Fab-Fc Side

<400> 51
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Glu Val Ser Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 52
<211> 231
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 3 scFv-Fc Side

<400> 52
Glu Pro Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala 
1               5                   10                  15      


Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys 
            20                  25                  30          


Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val 
        35                  40                  45              


Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp 
    50                  55                  60                  


Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr 
65                  70                  75                  80  


Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp 
                85                  90                  95      


Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu 
            100                 105                 110         


Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg 
        115                 120                 125             


Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys 
    130                 135                 140                 


Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp 
145                 150                 155                 160 


Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys 
                165                 170                 175     


Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser 
            180                 185                 190         


Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser 
        195                 200                 205             


Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser 
    210                 215                 220                 


Leu Ser Leu Ser Pro Gly Lys 
225                 230     


<210> 53
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 4 Fab-Fc Side

<400> 53
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Glu Asn Glu Val Ser Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Glu Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 54
<211> 231
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 4 scFv-Fc Side

<400> 54
Glu Pro Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala 
1               5                   10                  15      


Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys 
            20                  25                  30          


Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val 
        35                  40                  45              


Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp 
    50                  55                  60                  


Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr 
65                  70                  75                  80  


Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp 
                85                  90                  95      


Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu 
            100                 105                 110         


Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg 
        115                 120                 125             


Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys 
    130                 135                 140                 


Asn Gln Val Ser Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp 
145                 150                 155                 160 


Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys 
                165                 170                 175     


Thr Thr Pro Pro Val Leu Asp Ser Lys Gly Ser Phe Phe Leu Tyr Ser 
            180                 185                 190         


Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser 
        195                 200                 205             


Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser 
    210                 215                 220                 


Leu Ser Leu Ser Pro Gly Lys 
225                 230     


<210> 55
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 5 Fab-Fc Side

<400> 55
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Asp Glu Leu 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 56
<211> 231
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 5 scFv-Fc Side

<400> 56
Glu Pro Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala 
1               5                   10                  15      


Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys 
            20                  25                  30          


Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val 
        35                  40                  45              


Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp 
    50                  55                  60                  


Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr 
65                  70                  75                  80  


Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp 
                85                  90                  95      


Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu 
            100                 105                 110         


Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg 
        115                 120                 125             


Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Asp Gln Leu Thr Lys 
    130                 135                 140                 


Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp 
145                 150                 155                 160 


Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys 
                165                 170                 175     


Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser 
            180                 185                 190         


Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser 
        195                 200                 205             


Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser 
    210                 215                 220                 


Leu Ser Leu Ser Pro Gly Lys 
225                 230     


<210> 57
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 6 Fab-Fc Side

<400> 57
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Ala Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 58
<211> 231
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 6 scFv-Fc Side

<400> 58
Glu Pro Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala 
1               5                   10                  15      


Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys 
            20                  25                  30          


Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val 
        35                  40                  45              


Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp 
    50                  55                  60                  


Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr 
65                  70                  75                  80  


Ala Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp 
                85                  90                  95      


Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu 
            100                 105                 110         


Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg 
        115                 120                 125             


Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys 
    130                 135                 140                 


Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp 
145                 150                 155                 160 


Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys 
                165                 170                 175     


Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser 
            180                 185                 190         


Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser 
        195                 200                 205             


Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser 
    210                 215                 220                 


Leu Ser Leu Ser Pro Gly Lys 
225                 230     


<210> 59
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 7 Fab-Fc Side

<400> 59
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Ser Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 60
<211> 231
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 7 scFv-Fc Side

<400> 60
Glu Pro Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala 
1               5                   10                  15      


Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys 
            20                  25                  30          


Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val 
        35                  40                  45              


Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp 
    50                  55                  60                  


Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr 
65                  70                  75                  80  


Ser Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp 
                85                  90                  95      


Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu 
            100                 105                 110         


Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg 
        115                 120                 125             


Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys 
    130                 135                 140                 


Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp 
145                 150                 155                 160 


Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys 
                165                 170                 175     


Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser 
            180                 185                 190         


Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser 
        195                 200                 205             


Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser 
    210                 215                 220                 


Leu Ser Leu Ser Pro Gly Lys 
225                 230     


<210> 61
<211> 327
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 8 Fab-Fc Side

<400> 61
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Cys Ser Arg 
1               5                   10                  15      


Ser Thr Ser Glu Ser Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Lys Thr 
65                  70                  75                  80  


Tyr Thr Cys Asn Val Asp His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Arg Val Glu Ser Lys Tyr Gly Pro Pro Cys Pro Pro Cys Pro Ala Pro 
            100                 105                 110         


Glu Phe Leu Gly Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys 
        115                 120                 125             


Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val 
    130                 135                 140                 


Asp Val Ser Gln Glu Asp Pro Glu Val Gln Phe Asn Trp Tyr Val Asp 
145                 150                 155                 160 


Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Phe 
                165                 170                 175     


Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp 
            180                 185                 190         


Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Gly Leu 
        195                 200                 205             


Pro Ser Ser Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg 
    210                 215                 220                 


Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Gln Glu Glu Met Thr Lys 
225                 230                 235                 240 


Asn Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp 
                245                 250                 255     


Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys 
            260                 265                 270         


Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser 
        275                 280                 285             


Arg Leu Thr Val Asp Lys Ser Arg Trp Glu Glu Gly Asp Val Phe Ser 
    290                 295                 300                 


Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser 
305                 310                 315                 320 


Leu Ser Leu Ser Leu Gly Lys 
                325         


<210> 62
<211> 229
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 8 scFv-Fc Side

<400> 62
Glu Ser Lys Tyr Gly Pro Pro Cys Pro Pro Cys Pro Ala Pro Glu Phe 
1               5                   10                  15      


Leu Gly Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
            20                  25                  30          


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
        35                  40                  45              


Ser Gln Glu Asp Pro Glu Val Gln Phe Asn Trp Tyr Val Asp Gly Val 
    50                  55                  60                  


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Phe Asn Ser 
65                  70                  75                  80  


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
                85                  90                  95      


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Gly Leu Pro Ser 
            100                 105                 110         


Ser Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
        115                 120                 125             


Gln Val Tyr Thr Leu Pro Pro Ser Gln Glu Gln Met Thr Lys Asn Gln 
    130                 135                 140                 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
145                 150                 155                 160 


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
                165                 170                 175     


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Arg Leu 
            180                 185                 190         


Thr Val Asp Lys Ser Arg Trp Gln Glu Gly Asn Val Phe Ser Cys Ser 
        195                 200                 205             


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
    210                 215                 220                 


Leu Ser Leu Gly Lys 
225                 


<210> 63
<211> 326
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 9 Fab-Fc Side

<400> 63
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Cys Ser Arg 
1               5                   10                  15      


Ser Thr Ser Glu Ser Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Asn Phe Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Thr Cys Asn Val Asp His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Thr Val Glu Arg Lys Cys Cys Val Glu Cys Pro Pro Cys Pro Ala Pro 
            100                 105                 110         


Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp 
        115                 120                 125             


Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp 
    130                 135                 140                 


Val Ser His Glu Asp Pro Glu Val Gln Phe Asn Trp Tyr Val Asp Gly 
145                 150                 155                 160 


Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Phe Asn 
                165                 170                 175     


Ser Thr Phe Arg Val Val Ser Val Leu Thr Val Val His Gln Asp Trp 
            180                 185                 190         


Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Gly Leu Pro 
        195                 200                 205             


Ala Pro Ile Glu Lys Thr Ile Ser Lys Thr Lys Gly Gln Pro Arg Glu 
    210                 215                 220                 


Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn 
225                 230                 235                 240 


Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile 
                245                 250                 255     


Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr 
            260                 265                 270         


Thr Pro Pro Met Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys 
        275                 280                 285             


Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys 
    290                 295                 300                 


Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu 
305                 310                 315                 320 


Ser Leu Ser Pro Gly Lys 
                325     


<210> 64
<211> 228
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 9 scFv-Fc Side

<400> 64
Glu Arg Lys Cys Cys Val Glu Cys Pro Pro Cys Pro Ala Pro Pro Val 
1               5                   10                  15      


Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu 
            20                  25                  30          


Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser 
        35                  40                  45              


His Glu Asp Pro Glu Val Gln Phe Asn Trp Tyr Val Asp Gly Val Glu 
    50                  55                  60                  


Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Phe Asn Ser Thr 
65                  70                  75                  80  


Phe Arg Val Val Ser Val Leu Thr Val Val His Gln Asp Trp Leu Asn 
                85                  90                  95      


Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Gly Leu Pro Ala Pro 
            100                 105                 110         


Ile Glu Lys Thr Ile Ser Lys Thr Lys Gly Gln Pro Arg Glu Pro Gln 
        115                 120                 125             


Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val 
    130                 135                 140                 


Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val 
145                 150                 155                 160 


Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro 
                165                 170                 175     


Pro Met Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr 
            180                 185                 190         


Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val 
        195                 200                 205             


Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu 
    210                 215                 220                 


Ser Pro Gly Lys 
225             


<210> 65
<211> 326
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 10 Fab-Fc Side

<400> 65
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Cys Ser Arg 
1               5                   10                  15      


Ser Thr Ser Glu Ser Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Asn Phe Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Thr Cys Asn Val Asp His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Thr Val Glu Arg Lys Cys Cys Val Glu Cys Pro Pro Cys Pro Ala Pro 
            100                 105                 110         


Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp 
        115                 120                 125             


Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp 
    130                 135                 140                 


Val Lys His Glu Asp Pro Glu Val Gln Phe Asn Trp Tyr Val Asp Gly 
145                 150                 155                 160 


Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Phe Asn 
                165                 170                 175     


Ser Thr Phe Arg Val Val Ser Val Leu Thr Val Val His Gln Asp Trp 
            180                 185                 190         


Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Gly Leu Pro 
        195                 200                 205             


Ala Pro Ile Glu Lys Thr Ile Ser Lys Thr Lys Gly Gln Pro Arg Glu 
    210                 215                 220                 


Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn 
225                 230                 235                 240 


Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile 
                245                 250                 255     


Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr 
            260                 265                 270         


Thr Pro Pro Met Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys 
        275                 280                 285             


Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys 
    290                 295                 300                 


Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu 
305                 310                 315                 320 


Ser Leu Ser Pro Gly Lys 
                325     


<210> 66
<211> 228
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 10 scFv-Fc Side

<400> 66
Glu Arg Lys Cys Cys Val Glu Cys Pro Pro Cys Pro Ala Pro Pro Val 
1               5                   10                  15      


Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu 
            20                  25                  30          


Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys 
        35                  40                  45              


His Glu Asp Pro Glu Val Gln Phe Asn Trp Tyr Val Asp Gly Val Glu 
    50                  55                  60                  


Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Phe Asn Ser Thr 
65                  70                  75                  80  


Phe Arg Val Val Ser Val Leu Thr Val Val His Gln Asp Trp Leu Asn 
                85                  90                  95      


Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Gly Leu Pro Ala Pro 
            100                 105                 110         


Ile Glu Lys Thr Ile Ser Lys Thr Lys Gly Gln Pro Arg Glu Pro Gln 
        115                 120                 125             


Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val 
    130                 135                 140                 


Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val 
145                 150                 155                 160 


Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro 
                165                 170                 175     


Pro Met Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr 
            180                 185                 190         


Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val 
        195                 200                 205             


Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu 
    210                 215                 220                 


Ser Pro Gly Lys 
225             


<210> 67
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 11 Fab-Fc Side

<400> 67
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Leu His Glu Ala Leu His Ser His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 68
<211> 231
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 11 scFv-Fc Side

<400> 68
Glu Pro Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala 
1               5                   10                  15      


Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys 
            20                  25                  30          


Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val 
        35                  40                  45              


Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp 
    50                  55                  60                  


Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr 
65                  70                  75                  80  


Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp 
                85                  90                  95      


Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu 
            100                 105                 110         


Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg 
        115                 120                 125             


Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys 
    130                 135                 140                 


Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp 
145                 150                 155                 160 


Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys 
                165                 170                 175     


Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser 
            180                 185                 190         


Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser 
        195                 200                 205             


Cys Ser Val Leu His Glu Ala Leu His Ser His Tyr Thr Gln Lys Ser 
    210                 215                 220                 


Leu Ser Leu Ser Pro Gly Lys 
225                 230     


<210> 69
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 12 Fab-Fc Side

<400> 69
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Asp Val Ala Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 70
<211> 231
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 1 + 1 Fab-scFv-Fc Backbone 12 scFv-Fc Side

<400> 70
Glu Arg Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Arg Pro Ala 
1               5                   10                  15      


Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys 
            20                  25                  30          


Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val 
        35                  40                  45              


Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Lys Trp Tyr Val Asp 
    50                  55                  60                  


Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr 
65                  70                  75                  80  


Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp 
                85                  90                  95      


Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu 
            100                 105                 110         


Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg 
        115                 120                 125             


Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys 
    130                 135                 140                 


Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp 
145                 150                 155                 160 


Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys 
                165                 170                 175     


Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser 
            180                 185                 190         


Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser 
        195                 200                 205             


Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser 
    210                 215                 220                 


Leu Ser Leu Ser Pro Gly Lys 
225                 230     


<210> 71
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 1 Fab-Fc Side

<400> 71
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 72
<211> 216
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 1 Fab-scFv-Fc Side

<400> 72
Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro 
1               5                   10                  15      


Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val 
            20                  25                  30          


Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val 
        35                  40                  45              


Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln 
    50                  55                  60                  


Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln 
65                  70                  75                  80  


Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala 
                85                  90                  95      


Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro 
            100                 105                 110         


Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr 
        115                 120                 125             


Lys Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser 
    130                 135                 140                 


Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr 
145                 150                 155                 160 


Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr 
                165                 170                 175     


Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe 
            180                 185                 190         


Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys 
        195                 200                 205             


Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215     


<210> 73
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 2 Fab-Fc Side

<400> 73
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 74
<211> 216
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 2 Fab-scFv-Fc Side

<400> 74
Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro 
1               5                   10                  15      


Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val 
            20                  25                  30          


Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val 
        35                  40                  45              


Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln 
    50                  55                  60                  


Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln 
65                  70                  75                  80  


Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala 
                85                  90                  95      


Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro 
            100                 105                 110         


Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr 
        115                 120                 125             


Lys Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser 
    130                 135                 140                 


Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr 
145                 150                 155                 160 


Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr 
                165                 170                 175     


Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe 
            180                 185                 190         


Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys 
        195                 200                 205             


Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215     


<210> 75
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 3 Fab-Fc Side

<400> 75
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Glu Val Ser Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 76
<211> 216
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 3 Fab-scFv-Fc Side

<400> 76
Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro 
1               5                   10                  15      


Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val 
            20                  25                  30          


Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val 
        35                  40                  45              


Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln 
    50                  55                  60                  


Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln 
65                  70                  75                  80  


Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala 
                85                  90                  95      


Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro 
            100                 105                 110         


Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr 
        115                 120                 125             


Lys Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser 
    130                 135                 140                 


Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr 
145                 150                 155                 160 


Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr 
                165                 170                 175     


Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe 
            180                 185                 190         


Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys 
        195                 200                 205             


Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215     


<210> 77
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 4 Fab-Fc Side

<400> 77
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Glu Asn Glu Val Ser Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Glu Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 78
<211> 216
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 4 Fab-scFv-Fc Side

<400> 78
Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro 
1               5                   10                  15      


Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val 
            20                  25                  30          


Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val 
        35                  40                  45              


Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln 
    50                  55                  60                  


Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln 
65                  70                  75                  80  


Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala 
                85                  90                  95      


Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro 
            100                 105                 110         


Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr 
        115                 120                 125             


Lys Asn Gln Val Ser Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser 
    130                 135                 140                 


Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr 
145                 150                 155                 160 


Lys Thr Thr Pro Pro Val Leu Asp Ser Lys Gly Ser Phe Phe Leu Tyr 
                165                 170                 175     


Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe 
            180                 185                 190         


Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys 
        195                 200                 205             


Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215     


<210> 79
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 5 Fab-Fc Side

<400> 79
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Asp Glu Leu 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 80
<211> 216
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 5 Fab-scFv-Fc Side

<400> 80
Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro 
1               5                   10                  15      


Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val 
            20                  25                  30          


Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val 
        35                  40                  45              


Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln 
    50                  55                  60                  


Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln 
65                  70                  75                  80  


Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala 
                85                  90                  95      


Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro 
            100                 105                 110         


Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Asp Gln Leu Thr 
        115                 120                 125             


Lys Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser 
    130                 135                 140                 


Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr 
145                 150                 155                 160 


Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr 
                165                 170                 175     


Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe 
            180                 185                 190         


Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys 
        195                 200                 205             


Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215     


<210> 81
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 6 Fab-Fc Side

<400> 81
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Ala Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 82
<211> 216
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 6 Fab-scFv-Fc Side

<400> 82
Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro 
1               5                   10                  15      


Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val 
            20                  25                  30          


Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val 
        35                  40                  45              


Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln 
    50                  55                  60                  


Tyr Ala Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln 
65                  70                  75                  80  


Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala 
                85                  90                  95      


Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro 
            100                 105                 110         


Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr 
        115                 120                 125             


Lys Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser 
    130                 135                 140                 


Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr 
145                 150                 155                 160 


Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr 
                165                 170                 175     


Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe 
            180                 185                 190         


Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys 
        195                 200                 205             


Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215     


<210> 83
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 7 Fab-Fc Side

<400> 83
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Ser Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 84
<211> 216
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 7 Fab-scFv-Fc Side

<400> 84
Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro 
1               5                   10                  15      


Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val 
            20                  25                  30          


Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val 
        35                  40                  45              


Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln 
    50                  55                  60                  


Tyr Ser Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln 
65                  70                  75                  80  


Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala 
                85                  90                  95      


Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro 
            100                 105                 110         


Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr 
        115                 120                 125             


Lys Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser 
    130                 135                 140                 


Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr 
145                 150                 155                 160 


Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr 
                165                 170                 175     


Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe 
            180                 185                 190         


Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys 
        195                 200                 205             


Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215     


<210> 85
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 8 Fab-Fc Side

<400> 85
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Glu Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Leu His Glu Ala Leu His Ser His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 86
<211> 216
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 8 Fab-scFv-Fc Side

<400> 86
Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro 
1               5                   10                  15      


Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val 
            20                  25                  30          


Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val 
        35                  40                  45              


Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln 
    50                  55                  60                  


Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln 
65                  70                  75                  80  


Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala 
                85                  90                  95      


Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro 
            100                 105                 110         


Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr 
        115                 120                 125             


Lys Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser 
    130                 135                 140                 


Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr 
145                 150                 155                 160 


Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr 
                165                 170                 175     


Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe 
            180                 185                 190         


Ser Cys Ser Val Leu His Glu Ala Leu His Ser His Tyr Thr Gln Lys 
        195                 200                 205             


Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215     


<210> 87
<211> 329
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 9 Fab-Fc Side

<400> 87
Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys 
1               5                   10                  15      


Ser Thr Ser Gly Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr 
65                  70                  75                  80  


Tyr Ile Cys Asn Val Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys 
                85                  90                  95      


Lys Val Glu Pro Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys 
            100                 105                 110         


Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys 
        115                 120                 125             


Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val 
    130                 135                 140                 


Val Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr 
145                 150                 155                 160 


Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu 
                165                 170                 175     


Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His 
            180                 185                 190         


Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys 
        195                 200                 205             


Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln 
    210                 215                 220                 


Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met 
225                 230                 235                 240 


Thr Lys Asn Gln Val Ser Leu Thr Cys Asp Val Ala Gly Phe Tyr Pro 
                245                 250                 255     


Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn 
            260                 265                 270         


Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu 
        275                 280                 285             


Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val 
    290                 295                 300                 


Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln 
305                 310                 315                 320 


Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 


<210> 88
<211> 216
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> 2 + 1 Fab2-scFv-Fc Backbone 9 Fab-scFv-Fc Side

<400> 88
Ala Pro Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro 
1               5                   10                  15      


Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val 
            20                  25                  30          


Val Asp Val Lys His Glu Asp Pro Glu Val Lys Phe Lys Trp Tyr Val 
        35                  40                  45              


Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln 
    50                  55                  60                  


Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln 
65                  70                  75                  80  


Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala 
                85                  90                  95      


Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro 
            100                 105                 110         


Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr 
        115                 120                 125             


Lys Asn Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser 
    130                 135                 140                 


Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr 
145                 150                 155                 160 


Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr 
                165                 170                 175     


Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe 
            180                 185                 190         


Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys 
        195                 200                 205             


Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215     


<210> 89
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> Constant Light Domain - Kappa

<400> 89
Arg Thr Val Ala Ala Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu 
1               5                   10                  15      


Gln Leu Lys Ser Gly Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe 
            20                  25                  30          


Tyr Pro Arg Glu Ala Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln 
        35                  40                  45              


Ser Gly Asn Ser Gln Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser 
    50                  55                  60                  


Thr Tyr Ser Leu Ser Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu 
65                  70                  75                  80  


Lys His Lys Val Tyr Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser 
                85                  90                  95      


Pro Val Thr Lys Ser Phe Asn Arg Gly Glu Cys 
            100                 105         


<210> 90
<211> 106
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> Constant Light Domain - Lambda

<400> 90
Gly Gln Pro Lys Ala Ala Pro Ser Val Thr Leu Phe Pro Pro Ser Ser 
1               5                   10                  15      


Glu Glu Leu Gln Ala Asn Lys Ala Thr Leu Val Cys Leu Ile Ser Asp 
            20                  25                  30          


Phe Tyr Pro Gly Ala Val Thr Val Ala Trp Lys Ala Asp Ser Ser Pro 
        35                  40                  45              


Val Lys Ala Gly Val Glu Thr Thr Thr Pro Ser Lys Gln Ser Asn Asn 
    50                  55                  60                  


Lys Tyr Ala Ala Ser Ser Tyr Leu Ser Leu Thr Pro Glu Gln Trp Lys 
65                  70                  75                  80  


Ser His Arg Ser Tyr Ser Cys Gln Val Thr His Glu Gly Ser Thr Val 
                85                  90                  95      


Glu Lys Thr Val Ala Pro Thr Glu Cys Ser 
            100                 105     


<210> 91
<211> 254
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High - [anti-CD3]_H1.30_L1.47_scFv scFv

<400> 91
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
                245                 250                 


<210> 92
<211> 125
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High - [anti-CD3]_H1.30_L1.47_scFv Variable Heavy (vh)
      Domain

<400> 92
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
        115                 120                 125 


<210> 93
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High - [anti-CD3]_H1.30_L1.47_scFv vhCDR1

<400> 93
Thr Tyr Ala Met Asn 
1               5   


<210> 94
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High - [anti-CD3]_H1.30_L1.47_scFv vhCDR2

<400> 94
Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser 
1               5                   10                  15      


Val Lys Gly 
            


<210> 95
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High - [anti-CD3]_H1.30_L1.47_scFv vhCDR3

<400> 95
His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr 
1               5                   10                  


<210> 96
<211> 109
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High - [anti-CD3]_H1.30_L1.47_scFv Variable Light (vl)
      Domain

<400> 96
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
            100                 105                 


<210> 97
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High - [anti-CD3]_H1.30_L1.47_scFv vlCDR1

<400> 97
Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
1               5                   10                  


<210> 98
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High - [anti-CD3]_H1.30_L1.47_scFv vlCDR2

<400> 98
Gly Thr Asn Lys Arg Ala Pro 
1               5           


<210> 99
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High - [anti-CD3]_H1.30_L1.47_scFv vlCDR3

<400> 99
Ala Leu Trp Tyr Ser Asn His Trp Val 
1               5                   


<210> 100
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High - [anti-CD3]_H1.30_L1.47_scFv Linker

<400> 100
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser 
            20  


<210> 101
<211> 254
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int #1 - [anti-CD3]_H1.32_L1.47_scFv scFv

<400> 101
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
                245                 250                 


<210> 102
<211> 125
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int #1 - [anti-CD3]_H1.32_L1.47_scFv Variable Heav
      y (vh) Domain

<400> 102
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
        115                 120                 125 


<210> 103
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #1 - [anti-CD3]_H1.32_L1.47_scFv vhCDR1

<400> 103
Thr Tyr Ala Met Asn 
1               5   


<210> 104
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #1 - [anti-CD3]_H1.32_L1.47_scFv vhCDR2

<400> 104
Arg Ile Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser 
1               5                   10                  15      


Val Lys Gly 
            


<210> 105
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #1 - [anti-CD3]_H1.32_L1.47_scFv vhCDR3

<400> 105
His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr 
1               5                   10                  


<210> 106
<211> 109
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int #1 - [anti-CD3]_H1.32_L1.47_scFv Variable Ligh
      t (vl) Domain

<400> 106
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
            100                 105                 


<210> 107
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #1 - [anti-CD3]_H1.32_L1.47_scFv vlCDR1

<400> 107
Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
1               5                   10                  


<210> 108
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #1 - [anti-CD3]_H1.32_L1.47_scFv vlCDR2

<400> 108
Gly Thr Asn Lys Arg Ala Pro 
1               5           


<210> 109
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #1 - [anti-CD3]_H1.32_L1.47_scFv vlCDR3

<400> 109
Ala Leu Trp Tyr Ser Asn His Trp Val 
1               5                   


<210> 110
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #1 - [anti-CD3]_H1.32_L1.47_scFv Linker

<400> 110
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser 
            20  


<210> 111
<211> 254
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int #2 - [anti-CD3]_H1.89_L1.47_scFv scFv

<400> 111
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
                245                 250                 


<210> 112
<211> 125
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int #2 - [anti-CD3]_H1.89_L1.47_scFv Variable Heav
      y (vh) Domain

<400> 112
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
        115                 120                 125 


<210> 113
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #2 - [anti-CD3]_H1.89_L1.47_scFv vhCDR1

<400> 113
Thr Tyr Ala Met Asn 
1               5   


<210> 114
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #2 - [anti-CD3]_H1.89_L1.47_scFv vhCDR2

<400> 114
Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser 
1               5                   10                  15      


Val Lys Gly 
            


<210> 115
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #2 - [anti-CD3]_H1.89_L1.47_scFv vhCDR3

<400> 115
His Gly Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr 
1               5                   10                  


<210> 116
<211> 109
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int #2 - [anti-CD3]_H1.89_L1.47_scFv Variable Ligh
      t (vl) Domain

<400> 116
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
            100                 105                 


<210> 117
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #2 - [anti-CD3]_H1.89_L1.47_scFv vlCDR1

<400> 117
Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
1               5                   10                  


<210> 118
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #2 - [anti-CD3]_H1.89_L1.47_scFv vlCDR2

<400> 118
Gly Thr Asn Lys Arg Ala Pro 
1               5           


<210> 119
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #2 - [anti-CD3]_H1.89_L1.47_scFv vlCDR3

<400> 119
Ala Leu Trp Tyr Ser Asn His Trp Val 
1               5                   


<210> 120
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #2 - [anti-CD3]_H1.89_L1.47_scFv Linker

<400> 120
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser 
            20  


<210> 121
<211> 254
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.90_L1.47_scFv scFv

<400> 121
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Pro Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
                245                 250                 


<210> 122
<211> 125
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.90_L1.47_scFv Variable Heavy (
      vh) Domain

<400> 122
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Pro Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
        115                 120                 125 


<210> 123
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.90_L1.47_scFv vhCDR1

<400> 123
Thr Tyr Ala Met Asn 
1               5   


<210> 124
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.90_L1.47_scFv vhCDR2

<400> 124
Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser 
1               5                   10                  15      


Val Lys Gly 
            


<210> 125
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.90_L1.47_scFv vhCDR3

<400> 125
His Gly Asn Phe Gly Asp Pro Tyr Val Ser Trp Phe Ala Tyr 
1               5                   10                  


<210> 126
<211> 109
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.90_L1.47_scFv Variable Light (
      vl) Domain

<400> 126
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
            100                 105                 


<210> 127
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.90_L1.47_scFv vlCDR1

<400> 127
Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
1               5                   10                  


<210> 128
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.90_L1.47_scFv vlCDR2

<400> 128
Gly Thr Asn Lys Arg Ala Pro 
1               5           


<210> 129
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.90_L1.47_scFv vlCDR3

<400> 129
Ala Leu Trp Tyr Ser Asn His Trp Val 
1               5                   


<210> 130
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.90_L1.47_scFv Linker

<400> 130
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser 
            20  


<210> 131
<211> 254
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> Anti-CD3-Intermediate - [anti-CD3]_H1.33_L1.47_scFv scFv

<400> 131
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Asp Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
                245                 250                 


<210> 132
<211> 125
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> Anti-CD3-Intermediate - [anti-CD3]_H1.33_L1.47_scFv Variabl
      e Heavy (vh) Domain

<400> 132
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Asp Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
        115                 120                 125 


<210> 133
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> Anti-CD3-Intermediate - [anti-CD3]_H1.33_L1.47_scFv vhCDR1

<400> 133
Thr Tyr Ala Met Asn 
1               5   


<210> 134
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> Anti-CD3-Intermediate - [anti-CD3]_H1.33_L1.47_scFv vhCDR2

<400> 134
Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser 
1               5                   10                  15      


Val Lys Gly 
            


<210> 135
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> Anti-CD3-Intermediate - [anti-CD3]_H1.33_L1.47_scFv vhCDR3

<400> 135
His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Asp Tyr 
1               5                   10                  


<210> 136
<211> 109
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> Anti-CD3-Intermediate - [anti-CD3]_H1.33_L1.47_scFv Variabl
      e Light (vl) Domain

<400> 136
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
            100                 105                 


<210> 137
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> Anti-CD3-Intermediate - [anti-CD3]_H1.33_L1.47_scFv vlCDR1

<400> 137
Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
1               5                   10                  


<210> 138
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> Anti-CD3-Intermediate - [anti-CD3]_H1.33_L1.47_scFv vlCDR2

<400> 138
Gly Thr Asn Lys Arg Ala Pro 
1               5           


<210> 139
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> Anti-CD3-Intermediate - [anti-CD3]_H1.33_L1.47_scFv vlCDR3

<400> 139
Ala Leu Trp Tyr Ser Asn His Trp Val 
1               5                   


<210> 140
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> Anti-CD3-Intermediate - [anti-CD3]_H1.33_L1.47_scFv Linker

<400> 140
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser 
            20  


<210> 141
<211> 254
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.31_L1.47_scFv scFv

<400> 141
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
                245                 250                 


<210> 142
<211> 125
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.31_L1.47_scFv Variable Heavy (
      vh) Domain

<400> 142
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
        115                 120                 125 


<210> 143
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.31_L1.47_scFv vhCDR1

<400> 143
Thr Tyr Ala Met Ser 
1               5   


<210> 144
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.31_L1.47_scFv vhCDR2

<400> 144
Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser 
1               5                   10                  15      


Val Lys Gly 
            


<210> 145
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.31_L1.47_scFv vhCDR3

<400> 145
His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr 
1               5                   10                  


<210> 146
<211> 109
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.31_L1.47_scFv Variable Light (
      vl) Domain

<400> 146
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
            100                 105                 


<210> 147
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.31_L1.47_scFv vlCDR1

<400> 147
Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
1               5                   10                  


<210> 148
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.31_L1.47_scFv vlCDR2

<400> 148
Gly Thr Asn Lys Arg Ala Pro 
1               5           


<210> 149
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.31_L1.47_scFv vlCDR3

<400> 149
Ala Leu Trp Tyr Ser Asn His Trp Val 
1               5                   


<210> 150
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int - [anti-CD3]_H1.31_L1.47_scFv Linker

<400> 150
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser 
            20  


<210> 151
<211> 254
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High[VL-VH] - [anti-CD3]_L1.47_ H1.30_scFv scFv

<400> 151
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro 
            100                 105                 110         


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
        115                 120                 125             


Ser Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly 
    130                 135                 140                 


Gly Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr 
145                 150                 155                 160 


Tyr Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp 
                165                 170                 175     


Val Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala 
            180                 185                 190         


Asp Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn 
        195                 200                 205             


Thr Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val 
    210                 215                 220                 


Tyr Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp 
225                 230                 235                 240 


Phe Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
                245                 250                 


<210> 152
<211> 109
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High[VL-VH] - [anti-CD3]_L1.47_ H1.30_scFv Variable Lig
      ht (vl) Domain

<400> 152
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
            100                 105                 


<210> 153
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High[VL-VH] - [anti-CD3]_L1.47_ H1.30_scFv vlCDR1

<400> 153
Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
1               5                   10                  


<210> 154
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High[VL-VH] - [anti-CD3]_L1.47_ H1.30_scFv vlCDR2

<400> 154
Gly Thr Asn Lys Arg Ala Pro 
1               5           


<210> 155
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High[VL-VH] - [anti-CD3]_L1.47_ H1.30_scFv vlCDR3

<400> 155
Ala Leu Trp Tyr Ser Asn His Trp Val 
1               5                   


<210> 156
<211> 125
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High[VL-VH] - [anti-CD3]_L1.47_ H1.30_scFv Variable Hea
      vy (vh) Domain

<400> 156
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
        115                 120                 125 


<210> 157
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High[VL-VH] - [anti-CD3]_L1.47_ H1.30_scFv vhCDR1

<400> 157
Thr Tyr Ala Met Asn 
1               5   


<210> 158
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High[VL-VH] - [anti-CD3]_L1.47_ H1.30_scFv vhCDR2

<400> 158
Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser 
1               5                   10                  15      


Val Lys Gly 
            


<210> 159
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High[VL-VH] - [anti-CD3]_L1.47_ H1.30_scFv vhCDR3

<400> 159
His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr 
1               5                   10                  


<210> 160
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High[VL-VH] - [anti-CD3]_L1.47_ H1.30_scFv Linker

<400> 160
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser 
            20  


<210> 161
<211> 254
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int #1[VL-VH] - [anti-CD3]_L1.47_ H1.32_scFv scFv

<400> 161
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro 
            100                 105                 110         


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
        115                 120                 125             


Ser Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly 
    130                 135                 140                 


Gly Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr 
145                 150                 155                 160 


Tyr Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp 
                165                 170                 175     


Val Gly Arg Ile Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala 
            180                 185                 190         


Asp Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn 
        195                 200                 205             


Thr Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val 
    210                 215                 220                 


Tyr Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp 
225                 230                 235                 240 


Phe Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
                245                 250                 


<210> 162
<211> 109
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int #1[VL-VH] - [anti-CD3]_L1.47_ H1.32_scFv Varia
      ble Light (vl) Domain

<400> 162
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
            100                 105                 


<210> 163
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #1[VL-VH] - [anti-CD3]_L1.47_ H1.32_scFv vlCDR
      1

<400> 163
Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
1               5                   10                  


<210> 164
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #1[VL-VH] - [anti-CD3]_L1.47_ H1.32_scFv vlCDR
      2

<400> 164
Gly Thr Asn Lys Arg Ala Pro 
1               5           


<210> 165
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #1[VL-VH] - [anti-CD3]_L1.47_ H1.32_scFv vlCDR
      3

<400> 165
Ala Leu Trp Tyr Ser Asn His Trp Val 
1               5                   


<210> 166
<211> 125
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int #1[VL-VH] - [anti-CD3]_L1.47_ H1.32_scFv Varia
      ble Heavy (vh) Domain

<400> 166
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
        115                 120                 125 


<210> 167
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #1[VL-VH] - [anti-CD3]_L1.47_ H1.32_scFv vhCDR
      1

<400> 167
Thr Tyr Ala Met Asn 
1               5   


<210> 168
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #1[VL-VH] - [anti-CD3]_L1.47_ H1.32_scFv vhCDR
      2

<400> 168
Arg Ile Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser 
1               5                   10                  15      


Val Lys Gly 
            


<210> 169
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #1[VL-VH] - [anti-CD3]_L1.47_ H1.32_scFv vhCDR
      3

<400> 169
His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr 
1               5                   10                  


<210> 170
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #1[VL-VH] - [anti-CD3]_L1.47_ H1.32_scFv Linke
      r

<400> 170
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser 
            20  


<210> 171
<211> 254
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int #2[VL-VH] - [anti-CD3]_L1.47_ H1.89_scFv scFv

<400> 171
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro 
            100                 105                 110         


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
        115                 120                 125             


Ser Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly 
    130                 135                 140                 


Gly Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr 
145                 150                 155                 160 


Tyr Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp 
                165                 170                 175     


Val Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala 
            180                 185                 190         


Asp Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn 
        195                 200                 205             


Thr Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val 
    210                 215                 220                 


Tyr Tyr Cys Val Arg His Gly Asn Phe Gly Asp Glu Tyr Val Ser Trp 
225                 230                 235                 240 


Phe Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
                245                 250                 


<210> 172
<211> 109
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int #2[VL-VH] - [anti-CD3]_L1.47_ H1.89_scFv Varia
      ble Light (vl) Domain

<400> 172
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
            100                 105                 


<210> 173
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #2[VL-VH] - [anti-CD3]_L1.47_ H1.89_scFv vlCDR
      1

<400> 173
Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
1               5                   10                  


<210> 174
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #2[VL-VH] - [anti-CD3]_L1.47_ H1.89_scFv vlCDR
      2

<400> 174
Gly Thr Asn Lys Arg Ala Pro 
1               5           


<210> 175
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #2[VL-VH] - [anti-CD3]_L1.47_ H1.89_scFv vlCDR
      3

<400> 175
Ala Leu Trp Tyr Ser Asn His Trp Val 
1               5                   


<210> 176
<211> 125
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int #2[VL-VH] - [anti-CD3]_L1.47_ H1.89_scFv Varia
      ble Heavy (vh) Domain

<400> 176
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
        115                 120                 125 


<210> 177
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #2[VL-VH] - [anti-CD3]_L1.47_ H1.89_scFv vhCDR
      1

<400> 177
Thr Tyr Ala Met Asn 
1               5   


<210> 178
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #2[VL-VH] - [anti-CD3]_L1.47_ H1.89_scFv vhCDR
      2

<400> 178
Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser 
1               5                   10                  15      


Val Lys Gly 
            


<210> 179
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #2[VL-VH] - [anti-CD3]_L1.47_ H1.89_scFv vhCDR
      3

<400> 179
His Gly Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr 
1               5                   10                  


<210> 180
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int #2[VL-VH] - [anti-CD3]_L1.47_ H1.89_scFv Linke
      r

<400> 180
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser 
            20  


<210> 181
<211> 254
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.90_scFv scFv

<400> 181
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro 
            100                 105                 110         


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
        115                 120                 125             


Ser Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly 
    130                 135                 140                 


Gly Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr 
145                 150                 155                 160 


Tyr Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp 
                165                 170                 175     


Val Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala 
            180                 185                 190         


Asp Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn 
        195                 200                 205             


Thr Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val 
    210                 215                 220                 


Tyr Tyr Cys Val Arg His Gly Asn Phe Gly Asp Pro Tyr Val Ser Trp 
225                 230                 235                 240 


Phe Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
                245                 250                 


<210> 182
<211> 109
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.90_scFv Variable
      Light (vl) Domain

<400> 182
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
            100                 105                 


<210> 183
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.90_scFv vlCDR1

<400> 183
Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
1               5                   10                  


<210> 184
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.90_scFv vlCDR2

<400> 184
Gly Thr Asn Lys Arg Ala Pro 
1               5           


<210> 185
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.90_scFv vlCDR3

<400> 185
Ala Leu Trp Tyr Ser Asn His Trp Val 
1               5                   


<210> 186
<211> 125
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.90_scFv Variable
      Heavy (vh) Domain

<400> 186
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Pro Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
        115                 120                 125 


<210> 187
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.90_scFv vhCDR1

<400> 187
Thr Tyr Ala Met Asn 
1               5   


<210> 188
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.90_scFv vhCDR2

<400> 188
Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser 
1               5                   10                  15      


Val Lys Gly 
            


<210> 189
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.90_scFv vhCDR3

<400> 189
His Gly Asn Phe Gly Asp Pro Tyr Val Ser Trp Phe Ala Tyr 
1               5                   10                  


<210> 190
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.90_scFv Linker

<400> 190
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser 
            20  


<210> 191
<211> 254
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> Anti-CD3-Intermediate[VL-VH] - [anti-CD3]_L1.47_ H1.33_scFv
      scFv

<400> 191
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro 
            100                 105                 110         


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
        115                 120                 125             


Ser Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly 
    130                 135                 140                 


Gly Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr 
145                 150                 155                 160 


Tyr Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp 
                165                 170                 175     


Val Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala 
            180                 185                 190         


Asp Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn 
        195                 200                 205             


Thr Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val 
    210                 215                 220                 


Tyr Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp 
225                 230                 235                 240 


Phe Asp Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
                245                 250                 


<210> 192
<211> 109
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> Anti-CD3-Intermediate[VL-VH] - [anti-CD3]_L1.47_ H1.33_scFv
      Variable Light (vl) Domain

<400> 192
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
            100                 105                 


<210> 193
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> Anti-CD3-Intermediate[VL-VH] - [anti-CD3]_L1.47_ H1.33_scFv
      vlCDR1

<400> 193
Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
1               5                   10                  


<210> 194
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> Anti-CD3-Intermediate[VL-VH] - [anti-CD3]_L1.47_ H1.33_scFv
      vlCDR2

<400> 194
Gly Thr Asn Lys Arg Ala Pro 
1               5           


<210> 195
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> Anti-CD3-Intermediate[VL-VH] - [anti-CD3]_L1.47_ H1.33_scFv
      vlCDR3

<400> 195
Ala Leu Trp Tyr Ser Asn His Trp Val 
1               5                   


<210> 196
<211> 125
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> Anti-CD3-Intermediate[VL-VH] - [anti-CD3]_L1.47_ H1.33_scFv
      Variable Heavy (vh) Domain

<400> 196
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Asp Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
        115                 120                 125 


<210> 197
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> Anti-CD3-Intermediate[VL-VH] - [anti-CD3]_L1.47_ H1.33_scFv
      vhCDR1

<400> 197
Thr Tyr Ala Met Asn 
1               5   


<210> 198
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> Anti-CD3-Intermediate[VL-VH] - [anti-CD3]_L1.47_ H1.33_scFv
      vhCDR2

<400> 198
Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser 
1               5                   10                  15      


Val Lys Gly 
            


<210> 199
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> Anti-CD3-Intermediate[VL-VH] - [anti-CD3]_L1.47_ H1.33_scFv
      vhCDR3

<400> 199
His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Asp Tyr 
1               5                   10                  


<210> 200
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> Anti-CD3-Intermediate[VL-VH] - [anti-CD3]_L1.47_ H1.33_scFv
      Linker

<400> 200
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser 
            20  


<210> 201
<211> 254
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.31_scFv scFv

<400> 201
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro 
            100                 105                 110         


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
        115                 120                 125             


Ser Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly 
    130                 135                 140                 


Gly Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr 
145                 150                 155                 160 


Tyr Ala Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp 
                165                 170                 175     


Val Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala 
            180                 185                 190         


Asp Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn 
        195                 200                 205             


Thr Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val 
    210                 215                 220                 


Tyr Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp 
225                 230                 235                 240 


Phe Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
                245                 250                 


<210> 202
<211> 109
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.31_scFv Variable
      Light (vl) Domain

<400> 202
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu 
            100                 105                 


<210> 203
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.31_scFv vlCDR1

<400> 203
Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
1               5                   10                  


<210> 204
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.31_scFv vlCDR2

<400> 204
Gly Thr Asn Lys Arg Ala Pro 
1               5           


<210> 205
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.31_scFv vlCDR3

<400> 205
Ala Leu Trp Tyr Ser Asn His Trp Val 
1               5                   


<210> 206
<211> 125
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.31_scFv Variable
      Heavy (vh) Domain

<400> 206
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser 
        115                 120                 125 


<210> 207
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.31_scFv vhCDR1

<400> 207
Thr Tyr Ala Met Ser 
1               5   


<210> 208
<211> 19
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.31_scFv vhCDR2

<400> 208
Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser 
1               5                   10                  15      


Val Lys Gly 
            


<210> 209
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.31_scFv vhCDR3

<400> 209
His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr 
1               5                   10                  


<210> 210
<211> 20
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> CD3 High-Int[VL-VH] - [anti-CD3]_L1.47_ H1.31_scFv Linker

<400> 210
Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly 
1               5                   10                  15      


Lys Pro Gly Ser 
            20  


<210> 211
<211> 875
<212> PRT
<213> Homo sapiens

<220>
<223> sp|O14638

<400> 211
Met Glu Ser Thr Leu Thr Leu Ala Thr Glu Gln Pro Val Lys Lys Asn 
1               5                   10                  15      


Thr Leu Lys Lys Tyr Lys Ile Ala Cys Ile Val Leu Leu Ala Leu Leu 
            20                  25                  30          


Val Ile Met Ser Leu Gly Leu Gly Leu Gly Leu Gly Leu Arg Lys Leu 
        35                  40                  45              


Glu Lys Gln Gly Ser Cys Arg Lys Lys Cys Phe Asp Ala Ser Phe Arg 
    50                  55                  60                  


Gly Leu Glu Asn Cys Arg Cys Asp Val Ala Cys Lys Asp Arg Gly Asp 
65                  70                  75                  80  


Cys Cys Trp Asp Phe Glu Asp Thr Cys Val Glu Ser Thr Arg Ile Trp 
                85                  90                  95      


Met Cys Asn Lys Phe Arg Cys Gly Glu Thr Arg Leu Glu Ala Ser Leu 
            100                 105                 110         


Cys Ser Cys Ser Asp Asp Cys Leu Gln Arg Lys Asp Cys Cys Ala Asp 
        115                 120                 125             


Tyr Lys Ser Val Cys Gln Gly Glu Thr Ser Trp Leu Glu Glu Asn Cys 
    130                 135                 140                 


Asp Thr Ala Gln Gln Ser Gln Cys Pro Glu Gly Phe Asp Leu Pro Pro 
145                 150                 155                 160 


Val Ile Leu Phe Ser Met Asp Gly Phe Arg Ala Glu Tyr Leu Tyr Thr 
                165                 170                 175     


Trp Asp Thr Leu Met Pro Asn Ile Asn Lys Leu Lys Thr Cys Gly Ile 
            180                 185                 190         


His Ser Lys Tyr Met Arg Ala Met Tyr Pro Thr Lys Thr Phe Pro Asn 
        195                 200                 205             


His Tyr Thr Ile Val Thr Gly Leu Tyr Pro Glu Ser His Gly Ile Ile 
    210                 215                 220                 


Asp Asn Asn Met Tyr Asp Val Asn Leu Asn Lys Asn Phe Ser Leu Ser 
225                 230                 235                 240 


Ser Lys Glu Gln Asn Asn Pro Ala Trp Trp His Gly Gln Pro Met Trp 
                245                 250                 255     


Leu Thr Ala Met Tyr Gln Gly Leu Lys Ala Ala Thr Tyr Phe Trp Pro 
            260                 265                 270         


Gly Ser Glu Val Ala Ile Asn Gly Ser Phe Pro Ser Ile Tyr Met Pro 
        275                 280                 285             


Tyr Asn Gly Ser Val Pro Phe Glu Glu Arg Ile Ser Thr Leu Leu Lys 
    290                 295                 300                 


Trp Leu Asp Leu Pro Lys Ala Glu Arg Pro Arg Phe Tyr Thr Met Tyr 
305                 310                 315                 320 


Phe Glu Glu Pro Asp Ser Ser Gly His Ala Gly Gly Pro Val Ser Ala 
                325                 330                 335     


Arg Val Ile Lys Ala Leu Gln Val Val Asp His Ala Phe Gly Met Leu 
            340                 345                 350         


Met Glu Gly Leu Lys Gln Arg Asn Leu His Asn Cys Val Asn Ile Ile 
        355                 360                 365             


Leu Leu Ala Asp His Gly Met Asp Gln Thr Tyr Cys Asn Lys Met Glu 
    370                 375                 380                 


Tyr Met Thr Asp Tyr Phe Pro Arg Ile Asn Phe Phe Tyr Met Tyr Glu 
385                 390                 395                 400 


Gly Pro Ala Pro Arg Ile Arg Ala His Asn Ile Pro His Asp Phe Phe 
                405                 410                 415     


Ser Phe Asn Ser Glu Glu Ile Val Arg Asn Leu Ser Cys Arg Lys Pro 
            420                 425                 430         


Asp Gln His Phe Lys Pro Tyr Leu Thr Pro Asp Leu Pro Lys Arg Leu 
        435                 440                 445             


His Tyr Ala Lys Asn Val Arg Ile Asp Lys Val His Leu Phe Val Asp 
    450                 455                 460                 


Gln Gln Trp Leu Ala Val Arg Ser Lys Ser Asn Thr Asn Cys Gly Gly 
465                 470                 475                 480 


Gly Asn His Gly Tyr Asn Asn Glu Phe Arg Ser Met Glu Ala Ile Phe 
                485                 490                 495     


Leu Ala His Gly Pro Ser Phe Lys Glu Lys Thr Glu Val Glu Pro Phe 
            500                 505                 510         


Glu Asn Ile Glu Val Tyr Asn Leu Met Cys Asp Leu Leu Arg Ile Gln 
        515                 520                 525             


Pro Ala Pro Asn Asn Gly Thr His Gly Ser Leu Asn His Leu Leu Lys 
    530                 535                 540                 


Val Pro Phe Tyr Glu Pro Ser His Ala Glu Glu Val Ser Lys Phe Ser 
545                 550                 555                 560 


Val Cys Gly Phe Ala Asn Pro Leu Pro Thr Glu Ser Leu Asp Cys Phe 
                565                 570                 575     


Cys Pro His Leu Gln Asn Ser Thr Gln Leu Glu Gln Val Asn Gln Met 
            580                 585                 590         


Leu Asn Leu Thr Gln Glu Glu Ile Thr Ala Thr Val Lys Val Asn Leu 
        595                 600                 605             


Pro Phe Gly Arg Pro Arg Val Leu Gln Lys Asn Val Asp His Cys Leu 
    610                 615                 620                 


Leu Tyr His Arg Glu Tyr Val Ser Gly Phe Gly Lys Ala Met Arg Met 
625                 630                 635                 640 


Pro Met Trp Ser Ser Tyr Thr Val Pro Gln Leu Gly Asp Thr Ser Pro 
                645                 650                 655     


Leu Pro Pro Thr Val Pro Asp Cys Leu Arg Ala Asp Val Arg Val Pro 
            660                 665                 670         


Pro Ser Glu Ser Gln Lys Cys Ser Phe Tyr Leu Ala Asp Lys Asn Ile 
        675                 680                 685             


Thr His Gly Phe Leu Tyr Pro Pro Ala Ser Asn Arg Thr Ser Asp Ser 
    690                 695                 700                 


Gln Tyr Asp Ala Leu Ile Thr Ser Asn Leu Val Pro Met Tyr Glu Glu 
705                 710                 715                 720 


Phe Arg Lys Met Trp Asp Tyr Phe His Ser Val Leu Leu Ile Lys His 
                725                 730                 735     


Ala Thr Glu Arg Asn Gly Val Asn Val Val Ser Gly Pro Ile Phe Asp 
            740                 745                 750         


Tyr Asn Tyr Asp Gly His Phe Asp Ala Pro Asp Glu Ile Thr Lys His 
        755                 760                 765             


Leu Ala Asn Thr Asp Val Pro Ile Pro Thr His Tyr Phe Val Val Leu 
    770                 775                 780                 


Thr Ser Cys Lys Asn Lys Ser His Thr Pro Glu Asn Cys Pro Gly Trp 
785                 790                 795                 800 


Leu Asp Val Leu Pro Phe Ile Ile Pro His Arg Pro Thr Asn Val Glu 
                805                 810                 815     


Ser Cys Pro Glu Gly Lys Pro Glu Ala Leu Trp Val Glu Glu Arg Phe 
            820                 825                 830         


Thr Ala His Ile Ala Arg Val Arg Asp Val Glu Leu Leu Thr Gly Leu 
        835                 840                 845             


Asp Phe Tyr Gln Asp Lys Val Gln Pro Val Ser Glu Ile Leu Gln Leu 
    850                 855                 860                 


Lys Thr Tyr Leu Pro Thr Phe Glu Thr Thr Ile 
865                 870                 875 


<210> 212
<211> 845
<212> PRT
<213> Homo sapiens

<220>
<223> sp|O14638|31-875

<400> 212
Leu Leu Val Ile Met Ser Leu Gly Leu Gly Leu Gly Leu Gly Leu Arg 
1               5                   10                  15      


Lys Leu Glu Lys Gln Gly Ser Cys Arg Lys Lys Cys Phe Asp Ala Ser 
            20                  25                  30          


Phe Arg Gly Leu Glu Asn Cys Arg Cys Asp Val Ala Cys Lys Asp Arg 
        35                  40                  45              


Gly Asp Cys Cys Trp Asp Phe Glu Asp Thr Cys Val Glu Ser Thr Arg 
    50                  55                  60                  


Ile Trp Met Cys Asn Lys Phe Arg Cys Gly Glu Thr Arg Leu Glu Ala 
65                  70                  75                  80  


Ser Leu Cys Ser Cys Ser Asp Asp Cys Leu Gln Arg Lys Asp Cys Cys 
                85                  90                  95      


Ala Asp Tyr Lys Ser Val Cys Gln Gly Glu Thr Ser Trp Leu Glu Glu 
            100                 105                 110         


Asn Cys Asp Thr Ala Gln Gln Ser Gln Cys Pro Glu Gly Phe Asp Leu 
        115                 120                 125             


Pro Pro Val Ile Leu Phe Ser Met Asp Gly Phe Arg Ala Glu Tyr Leu 
    130                 135                 140                 


Tyr Thr Trp Asp Thr Leu Met Pro Asn Ile Asn Lys Leu Lys Thr Cys 
145                 150                 155                 160 


Gly Ile His Ser Lys Tyr Met Arg Ala Met Tyr Pro Thr Lys Thr Phe 
                165                 170                 175     


Pro Asn His Tyr Thr Ile Val Thr Gly Leu Tyr Pro Glu Ser His Gly 
            180                 185                 190         


Ile Ile Asp Asn Asn Met Tyr Asp Val Asn Leu Asn Lys Asn Phe Ser 
        195                 200                 205             


Leu Ser Ser Lys Glu Gln Asn Asn Pro Ala Trp Trp His Gly Gln Pro 
    210                 215                 220                 


Met Trp Leu Thr Ala Met Tyr Gln Gly Leu Lys Ala Ala Thr Tyr Phe 
225                 230                 235                 240 


Trp Pro Gly Ser Glu Val Ala Ile Asn Gly Ser Phe Pro Ser Ile Tyr 
                245                 250                 255     


Met Pro Tyr Asn Gly Ser Val Pro Phe Glu Glu Arg Ile Ser Thr Leu 
            260                 265                 270         


Leu Lys Trp Leu Asp Leu Pro Lys Ala Glu Arg Pro Arg Phe Tyr Thr 
        275                 280                 285             


Met Tyr Phe Glu Glu Pro Asp Ser Ser Gly His Ala Gly Gly Pro Val 
    290                 295                 300                 


Ser Ala Arg Val Ile Lys Ala Leu Gln Val Val Asp His Ala Phe Gly 
305                 310                 315                 320 


Met Leu Met Glu Gly Leu Lys Gln Arg Asn Leu His Asn Cys Val Asn 
                325                 330                 335     


Ile Ile Leu Leu Ala Asp His Gly Met Asp Gln Thr Tyr Cys Asn Lys 
            340                 345                 350         


Met Glu Tyr Met Thr Asp Tyr Phe Pro Arg Ile Asn Phe Phe Tyr Met 
        355                 360                 365             


Tyr Glu Gly Pro Ala Pro Arg Ile Arg Ala His Asn Ile Pro His Asp 
    370                 375                 380                 


Phe Phe Ser Phe Asn Ser Glu Glu Ile Val Arg Asn Leu Ser Cys Arg 
385                 390                 395                 400 


Lys Pro Asp Gln His Phe Lys Pro Tyr Leu Thr Pro Asp Leu Pro Lys 
                405                 410                 415     


Arg Leu His Tyr Ala Lys Asn Val Arg Ile Asp Lys Val His Leu Phe 
            420                 425                 430         


Val Asp Gln Gln Trp Leu Ala Val Arg Ser Lys Ser Asn Thr Asn Cys 
        435                 440                 445             


Gly Gly Gly Asn His Gly Tyr Asn Asn Glu Phe Arg Ser Met Glu Ala 
    450                 455                 460                 


Ile Phe Leu Ala His Gly Pro Ser Phe Lys Glu Lys Thr Glu Val Glu 
465                 470                 475                 480 


Pro Phe Glu Asn Ile Glu Val Tyr Asn Leu Met Cys Asp Leu Leu Arg 
                485                 490                 495     


Ile Gln Pro Ala Pro Asn Asn Gly Thr His Gly Ser Leu Asn His Leu 
            500                 505                 510         


Leu Lys Val Pro Phe Tyr Glu Pro Ser His Ala Glu Glu Val Ser Lys 
        515                 520                 525             


Phe Ser Val Cys Gly Phe Ala Asn Pro Leu Pro Thr Glu Ser Leu Asp 
    530                 535                 540                 


Cys Phe Cys Pro His Leu Gln Asn Ser Thr Gln Leu Glu Gln Val Asn 
545                 550                 555                 560 


Gln Met Leu Asn Leu Thr Gln Glu Glu Ile Thr Ala Thr Val Lys Val 
                565                 570                 575     


Asn Leu Pro Phe Gly Arg Pro Arg Val Leu Gln Lys Asn Val Asp His 
            580                 585                 590         


Cys Leu Leu Tyr His Arg Glu Tyr Val Ser Gly Phe Gly Lys Ala Met 
        595                 600                 605             


Arg Met Pro Met Trp Ser Ser Tyr Thr Val Pro Gln Leu Gly Asp Thr 
    610                 615                 620                 


Ser Pro Leu Pro Pro Thr Val Pro Asp Cys Leu Arg Ala Asp Val Arg 
625                 630                 635                 640 


Val Pro Pro Ser Glu Ser Gln Lys Cys Ser Phe Tyr Leu Ala Asp Lys 
                645                 650                 655     


Asn Ile Thr His Gly Phe Leu Tyr Pro Pro Ala Ser Asn Arg Thr Ser 
            660                 665                 670         


Asp Ser Gln Tyr Asp Ala Leu Ile Thr Ser Asn Leu Val Pro Met Tyr 
        675                 680                 685             


Glu Glu Phe Arg Lys Met Trp Asp Tyr Phe His Ser Val Leu Leu Ile 
    690                 695                 700                 


Lys His Ala Thr Glu Arg Asn Gly Val Asn Val Val Ser Gly Pro Ile 
705                 710                 715                 720 


Phe Asp Tyr Asn Tyr Asp Gly His Phe Asp Ala Pro Asp Glu Ile Thr 
                725                 730                 735     


Lys His Leu Ala Asn Thr Asp Val Pro Ile Pro Thr His Tyr Phe Val 
            740                 745                 750         


Val Leu Thr Ser Cys Lys Asn Lys Ser His Thr Pro Glu Asn Cys Pro 
        755                 760                 765             


Gly Trp Leu Asp Val Leu Pro Phe Ile Ile Pro His Arg Pro Thr Asn 
    770                 775                 780                 


Val Glu Ser Cys Pro Glu Gly Lys Pro Glu Ala Leu Trp Val Glu Glu 
785                 790                 795                 800 


Arg Phe Thr Ala His Ile Ala Arg Val Arg Asp Val Glu Leu Leu Thr 
                805                 810                 815     


Gly Leu Asp Phe Tyr Gln Asp Lys Val Gln Pro Val Ser Glu Ile Leu 
            820                 825                 830         


Gln Leu Lys Thr Tyr Leu Pro Thr Phe Glu Thr Thr Ile 
        835                 840                 845 


<210> 213
<211> 874
<212> PRT
<213> Mus musculus

<220>
<223> sp|Q6DYE8

<400> 213
Met Asp Ser Arg Leu Ala Leu Ala Thr Glu Glu Pro Ile Lys Lys Asp 
1               5                   10                  15      


Ser Leu Lys Lys Tyr Lys Ile Leu Cys Val Val Leu Leu Ala Leu Leu 
            20                  25                  30          


Val Ile Val Ser Leu Gly Leu Gly Leu Gly Leu Gly Leu Arg Lys Pro 
        35                  40                  45              


Glu Glu Gln Gly Ser Cys Arg Lys Lys Cys Phe Asp Ser Ser His Arg 
    50                  55                  60                  


Gly Leu Glu Gly Cys Arg Cys Asp Ser Gly Cys Thr Gly Arg Gly Asp 
65                  70                  75                  80  


Cys Cys Trp Asp Phe Glu Asp Thr Cys Val Lys Ser Thr Gln Ile Trp 
                85                  90                  95      


Thr Cys Asn Leu Phe Arg Cys Gly Glu Asn Arg Leu Glu Thr Ala Leu 
            100                 105                 110         


Cys Ser Cys Ala Asp Asp Cys Leu Gln Arg Lys Asp Cys Cys Ala Asp 
        115                 120                 125             


Tyr Lys Thr Val Cys Gln Gly Glu Ser Pro Trp Val Thr Glu Ala Cys 
    130                 135                 140                 


Ala Ser Ser Gln Glu Pro Gln Cys Pro Pro Gly Phe Asp Leu Pro Pro 
145                 150                 155                 160 


Val Ile Leu Phe Ser Met Asp Gly Phe Arg Ala Glu Tyr Leu Gln Thr 
                165                 170                 175     


Trp Ser Thr Leu Leu Pro Asn Ile Asn Lys Leu Lys Thr Cys Gly Ile 
            180                 185                 190         


His Ser Lys Tyr Met Arg Ala Met Tyr Pro Thr Lys Thr Phe Pro Asn 
        195                 200                 205             


His Tyr Thr Ile Val Thr Gly Leu Tyr Pro Glu Ser His Gly Ile Ile 
    210                 215                 220                 


Asp Asn Asn Met Tyr Asp Val His Leu Asn Lys Asn Phe Ser Leu Ser 
225                 230                 235                 240 


Ser Val Glu Lys Ser Asn Pro Ala Trp Trp Ser Gly Gln Pro Ile Trp 
                245                 250                 255     


Leu Thr Ala Met Tyr Gln Gly Leu Lys Ala Ala Cys Tyr Tyr Trp Pro 
            260                 265                 270         


Gly Ser Asp Val Ala Val Asn Gly Ser Phe Pro Thr Ile Tyr Arg Asn 
        275                 280                 285             


Tyr Ser Asn Ser Val Pro Tyr Glu Arg Arg Ile Thr Thr Leu Leu Gln 
    290                 295                 300                 


Trp Leu Asp Leu Pro Lys Ala Asp Arg Pro Ser Phe Tyr Thr Ile Tyr 
305                 310                 315                 320 


Val Glu Glu Pro Asp Ser Ala Gly His Ser Ser Gly Pro Val Ser Ala 
                325                 330                 335     


Gly Val Ile Lys Ala Leu Gln Ser Val Asp Asn Ala Phe Gly Met Leu 
            340                 345                 350         


Met Glu Gly Leu Lys Gln Arg Asn Leu His Asn Cys Val Asn Ile Ile 
        355                 360                 365             


Val Leu Ala Asp His Gly Met Asp Gln Thr Ser Cys Asp Arg Val Glu 
    370                 375                 380                 


Tyr Met Thr Asp Tyr Phe Pro Lys Ile Asn Phe Tyr Met Tyr Gln Gly 
385                 390                 395                 400 


Pro Ala Pro Arg Ile Arg Thr Arg Asn Ile Pro Gln Asp Phe Phe Thr 
                405                 410                 415     


Phe Asn Ser Glu Glu Ile Val Arg Asn Leu Ser Cys Arg Lys Pro Asp 
            420                 425                 430         


Gln His Phe Lys Pro Tyr Leu Thr Pro Asp Leu Pro Lys Arg Leu His 
        435                 440                 445             


Tyr Ala Lys Asn Val Arg Ile Asp Lys Ala His Leu Met Val Asp Arg 
    450                 455                 460                 


Gln Trp Leu Ala Phe Arg Ser Lys Gly Ser Ser Asn Cys Gly Gly Gly 
465                 470                 475                 480 


Thr His Gly Tyr Asn Asn Glu Phe Lys Ser Met Glu Ala Ile Phe Leu 
                485                 490                 495     


Ala His Gly Pro Ser Phe Ile Glu Lys Thr Val Ile Glu Pro Phe Glu 
            500                 505                 510         


Asn Ile Glu Val Tyr Asn Leu Leu Cys Asp Leu Leu His Ile Glu Pro 
        515                 520                 525             


Ala Pro Asn Asn Gly Thr His Gly Ser Leu Asn His Leu Leu Lys Thr 
    530                 535                 540                 


Pro Phe Tyr Lys Pro Ser His Ala Gly Glu Leu Ser Thr Pro Ala Asp 
545                 550                 555                 560 


Cys Gly Phe Thr Thr Pro Leu Pro Thr Asp Pro Leu Asp Cys Ser Cys 
                565                 570                 575     


Pro Ala Leu Gln Asn Thr Pro Gly Leu Glu Glu Gln Ala Asn Gln Arg 
            580                 585                 590         


Leu Asn Leu Ser Glu Gly Glu Val Ala Ala Thr Val Lys Ala Asn Leu 
        595                 600                 605             


Pro Phe Gly Arg Pro Arg Val Met Gln Lys Asn Gly Asp His Cys Leu 
    610                 615                 620                 


Leu Tyr His Arg Asp Tyr Ile Ser Gly Tyr Gly Lys Ala Met Lys Met 
625                 630                 635                 640 


Pro Met Trp Ser Ser Tyr Thr Val Leu Lys Pro Gly Asp Thr Ser Ser 
                645                 650                 655     


Leu Pro Pro Thr Val Pro Asp Cys Leu Arg Ala Asp Val Arg Val Ala 
            660                 665                 670         


Pro Ser Glu Ser Gln Lys Cys Ser Phe Tyr Leu Ala Asp Lys Asn Ile 
        675                 680                 685             


Thr His Gly Phe Leu Tyr Pro Ala Ile Lys Gly Thr Asn Glu Ser Arg 
    690                 695                 700                 


Tyr Asp Ala Leu Ile Thr Ser Asn Leu Val Pro Met Tyr Lys Glu Phe 
705                 710                 715                 720 


Lys Lys Met Trp Asp Tyr Phe His Glu Val Leu Leu Ile Lys Tyr Ala 
                725                 730                 735     


Ile Glu Arg Asn Gly Leu Asn Val Val Ser Gly Pro Ile Phe Asp Tyr 
            740                 745                 750         


Asn Tyr Asp Gly His Phe Asp Ala Pro Asp Glu Ile Thr Gln Tyr Val 
        755                 760                 765             


Ala Gly Thr Asp Val Pro Ile Pro Thr His Tyr Phe Val Val Leu Thr 
    770                 775                 780                 


Ser Cys Lys Asp Gln Thr His Thr Pro Asp Ser Cys Pro Gly Trp Leu 
785                 790                 795                 800 


Asp Val Leu Pro Phe Ile Val Pro His Arg Pro Thr Asn Ile Glu Ser 
                805                 810                 815     


Cys Ser Glu Asn Lys Thr Glu Asp Leu Trp Val Glu Glu Arg Phe Gln 
            820                 825                 830         


Ala His Ala Ala Arg Val Arg Asp Val Glu Leu Leu Thr Gly Leu Asp 
        835                 840                 845             


Phe Tyr Gln Glu Lys Ala Gln Pro Val Ser Gln Ile Leu Gln Leu Lys 
    850                 855                 860                 


Thr Tyr Leu Pro Thr Phe Glu Thr Ile Ile 
865                 870                 


<210> 214
<211> 844
<212> PRT
<213> Mus musculus

<220>
<223> sp|Q6DYE8|31-874

<400> 214
Leu Leu Val Ile Val Ser Leu Gly Leu Gly Leu Gly Leu Gly Leu Arg 
1               5                   10                  15      


Lys Pro Glu Glu Gln Gly Ser Cys Arg Lys Lys Cys Phe Asp Ser Ser 
            20                  25                  30          


His Arg Gly Leu Glu Gly Cys Arg Cys Asp Ser Gly Cys Thr Gly Arg 
        35                  40                  45              


Gly Asp Cys Cys Trp Asp Phe Glu Asp Thr Cys Val Lys Ser Thr Gln 
    50                  55                  60                  


Ile Trp Thr Cys Asn Leu Phe Arg Cys Gly Glu Asn Arg Leu Glu Thr 
65                  70                  75                  80  


Ala Leu Cys Ser Cys Ala Asp Asp Cys Leu Gln Arg Lys Asp Cys Cys 
                85                  90                  95      


Ala Asp Tyr Lys Thr Val Cys Gln Gly Glu Ser Pro Trp Val Thr Glu 
            100                 105                 110         


Ala Cys Ala Ser Ser Gln Glu Pro Gln Cys Pro Pro Gly Phe Asp Leu 
        115                 120                 125             


Pro Pro Val Ile Leu Phe Ser Met Asp Gly Phe Arg Ala Glu Tyr Leu 
    130                 135                 140                 


Gln Thr Trp Ser Thr Leu Leu Pro Asn Ile Asn Lys Leu Lys Thr Cys 
145                 150                 155                 160 


Gly Ile His Ser Lys Tyr Met Arg Ala Met Tyr Pro Thr Lys Thr Phe 
                165                 170                 175     


Pro Asn His Tyr Thr Ile Val Thr Gly Leu Tyr Pro Glu Ser His Gly 
            180                 185                 190         


Ile Ile Asp Asn Asn Met Tyr Asp Val His Leu Asn Lys Asn Phe Ser 
        195                 200                 205             


Leu Ser Ser Val Glu Lys Ser Asn Pro Ala Trp Trp Ser Gly Gln Pro 
    210                 215                 220                 


Ile Trp Leu Thr Ala Met Tyr Gln Gly Leu Lys Ala Ala Cys Tyr Tyr 
225                 230                 235                 240 


Trp Pro Gly Ser Asp Val Ala Val Asn Gly Ser Phe Pro Thr Ile Tyr 
                245                 250                 255     


Arg Asn Tyr Ser Asn Ser Val Pro Tyr Glu Arg Arg Ile Thr Thr Leu 
            260                 265                 270         


Leu Gln Trp Leu Asp Leu Pro Lys Ala Asp Arg Pro Ser Phe Tyr Thr 
        275                 280                 285             


Ile Tyr Val Glu Glu Pro Asp Ser Ala Gly His Ser Ser Gly Pro Val 
    290                 295                 300                 


Ser Ala Gly Val Ile Lys Ala Leu Gln Ser Val Asp Asn Ala Phe Gly 
305                 310                 315                 320 


Met Leu Met Glu Gly Leu Lys Gln Arg Asn Leu His Asn Cys Val Asn 
                325                 330                 335     


Ile Ile Val Leu Ala Asp His Gly Met Asp Gln Thr Ser Cys Asp Arg 
            340                 345                 350         


Val Glu Tyr Met Thr Asp Tyr Phe Pro Lys Ile Asn Phe Tyr Met Tyr 
        355                 360                 365             


Gln Gly Pro Ala Pro Arg Ile Arg Thr Arg Asn Ile Pro Gln Asp Phe 
    370                 375                 380                 


Phe Thr Phe Asn Ser Glu Glu Ile Val Arg Asn Leu Ser Cys Arg Lys 
385                 390                 395                 400 


Pro Asp Gln His Phe Lys Pro Tyr Leu Thr Pro Asp Leu Pro Lys Arg 
                405                 410                 415     


Leu His Tyr Ala Lys Asn Val Arg Ile Asp Lys Ala His Leu Met Val 
            420                 425                 430         


Asp Arg Gln Trp Leu Ala Phe Arg Ser Lys Gly Ser Ser Asn Cys Gly 
        435                 440                 445             


Gly Gly Thr His Gly Tyr Asn Asn Glu Phe Lys Ser Met Glu Ala Ile 
    450                 455                 460                 


Phe Leu Ala His Gly Pro Ser Phe Ile Glu Lys Thr Val Ile Glu Pro 
465                 470                 475                 480 


Phe Glu Asn Ile Glu Val Tyr Asn Leu Leu Cys Asp Leu Leu His Ile 
                485                 490                 495     


Glu Pro Ala Pro Asn Asn Gly Thr His Gly Ser Leu Asn His Leu Leu 
            500                 505                 510         


Lys Thr Pro Phe Tyr Lys Pro Ser His Ala Gly Glu Leu Ser Thr Pro 
        515                 520                 525             


Ala Asp Cys Gly Phe Thr Thr Pro Leu Pro Thr Asp Pro Leu Asp Cys 
    530                 535                 540                 


Ser Cys Pro Ala Leu Gln Asn Thr Pro Gly Leu Glu Glu Gln Ala Asn 
545                 550                 555                 560 


Gln Arg Leu Asn Leu Ser Glu Gly Glu Val Ala Ala Thr Val Lys Ala 
                565                 570                 575     


Asn Leu Pro Phe Gly Arg Pro Arg Val Met Gln Lys Asn Gly Asp His 
            580                 585                 590         


Cys Leu Leu Tyr His Arg Asp Tyr Ile Ser Gly Tyr Gly Lys Ala Met 
        595                 600                 605             


Lys Met Pro Met Trp Ser Ser Tyr Thr Val Leu Lys Pro Gly Asp Thr 
    610                 615                 620                 


Ser Ser Leu Pro Pro Thr Val Pro Asp Cys Leu Arg Ala Asp Val Arg 
625                 630                 635                 640 


Val Ala Pro Ser Glu Ser Gln Lys Cys Ser Phe Tyr Leu Ala Asp Lys 
                645                 650                 655     


Asn Ile Thr His Gly Phe Leu Tyr Pro Ala Ile Lys Gly Thr Asn Glu 
            660                 665                 670         


Ser Arg Tyr Asp Ala Leu Ile Thr Ser Asn Leu Val Pro Met Tyr Lys 
        675                 680                 685             


Glu Phe Lys Lys Met Trp Asp Tyr Phe His Glu Val Leu Leu Ile Lys 
    690                 695                 700                 


Tyr Ala Ile Glu Arg Asn Gly Leu Asn Val Val Ser Gly Pro Ile Phe 
705                 710                 715                 720 


Asp Tyr Asn Tyr Asp Gly His Phe Asp Ala Pro Asp Glu Ile Thr Gln 
                725                 730                 735     


Tyr Val Ala Gly Thr Asp Val Pro Ile Pro Thr His Tyr Phe Val Val 
            740                 745                 750         


Leu Thr Ser Cys Lys Asp Gln Thr His Thr Pro Asp Ser Cys Pro Gly 
        755                 760                 765             


Trp Leu Asp Val Leu Pro Phe Ile Val Pro His Arg Pro Thr Asn Ile 
    770                 775                 780                 


Glu Ser Cys Ser Glu Asn Lys Thr Glu Asp Leu Trp Val Glu Glu Arg 
785                 790                 795                 800 


Phe Gln Ala His Ala Ala Arg Val Arg Asp Val Glu Leu Leu Thr Gly 
                805                 810                 815     


Leu Asp Phe Tyr Gln Glu Lys Ala Gln Pro Val Ser Gln Ile Leu Gln 
            820                 825                 830         


Leu Lys Thr Tyr Leu Pro Thr Phe Glu Thr Ile Ile 
        835                 840                 


<210> 215
<211> 874
<212> PRT
<213> Macaca fascicularis 

<220>
<223> tr|A0A2K5TKP4

<400> 215
Met Glu Ser Met Leu Thr Leu Ala Thr Glu Gln Pro Val Lys Lys Asn 
1               5                   10                  15      


Thr Leu Lys Lys Tyr Lys Ile Ala Cys Ile Val Leu Leu Ala Leu Leu 
            20                  25                  30          


Val Ile Met Ser Leu Gly Leu Gly Leu Gly Leu Gly Leu Arg Lys Leu 
        35                  40                  45              


Glu Lys Gln Gly Ser Cys Arg Lys Lys Cys Phe Asp Ala Ser Phe Arg 
    50                  55                  60                  


Gly Leu Glu Asn Cys Arg Cys Asp Val Ala Cys Glu Asp Arg Gly Asp 
65                  70                  75                  80  


Cys Cys Trp Asp Phe Glu Asp Thr Cys Val Glu Ser Thr Arg Ile Trp 
                85                  90                  95      


Thr Cys Asn Lys Phe Arg Cys Gly Glu Thr Arg Leu Glu Ala Ser Leu 
            100                 105                 110         


Cys Ser Cys Ser Asp Asp Cys Leu Gln Arg Lys Asp Cys Cys Ala Asp 
        115                 120                 125             


Tyr Lys Ser Val Cys Gln Gly Glu Thr Ser Trp Leu Glu Glu Asn Cys 
    130                 135                 140                 


Asp Thr Ala Gln Gln Ser Gln Cys Pro Glu Gly Phe Asp Leu Pro Pro 
145                 150                 155                 160 


Val Ile Leu Phe Ser Met Asp Gly Phe Arg Ala Glu Tyr Leu Tyr Thr 
                165                 170                 175     


Trp Asp Thr Leu Met Pro Asn Ile Asn Lys Leu Lys Thr Cys Gly Ile 
            180                 185                 190         


His Ser Lys Tyr Met Arg Ala Met Tyr Pro Thr Lys Thr Phe Pro Asn 
        195                 200                 205             


His Tyr Thr Ile Val Thr Gly Leu Tyr Pro Glu Ser His Gly Ile Ile 
    210                 215                 220                 


Asp Asn Asn Met Tyr Asp Val Asn Leu Asn Lys Asn Phe Ser Leu Ser 
225                 230                 235                 240 


Ser Glu Glu Gln Asn Asn Pro Ala Trp Trp His Gly Gln Pro Met Trp 
                245                 250                 255     


Leu Thr Ala Met Tyr Gln Gly Leu Lys Ala Ala Thr Tyr Phe Trp Pro 
            260                 265                 270         


Gly Ser Glu Val Ala Ile Asn Gly Ser Phe Pro Ser Ile Tyr Met Pro 
        275                 280                 285             


Tyr Asn Arg Ser Val Pro Tyr Glu Glu Arg Ile Ser Thr Leu Leu Lys 
    290                 295                 300                 


Trp Leu Asp Leu Pro Lys Ala Glu Arg Pro Ser Phe Tyr Thr Met Tyr 
305                 310                 315                 320 


Phe Glu Glu Pro Asp Ser Ser Gly His Ala Gly Gly Pro Val Ser Ala 
                325                 330                 335     


Arg Val Ile Lys Ala Leu Gln Val Val Asp His Ala Phe Gly Met Leu 
            340                 345                 350         


Met Glu Gly Leu Lys Gln Arg Asn Leu His Asn Cys Val Asn Ile Ile 
        355                 360                 365             


Leu Leu Ala Asp His Gly Met Asp Gln Thr Tyr Cys Asn Lys Met Glu 
    370                 375                 380                 


Tyr Met Thr Asp Tyr Phe Pro Arg Ile Asn Phe Tyr Met Tyr Glu Gly 
385                 390                 395                 400 


Pro Ala Pro Arg Ile Arg Ala Leu Asn Val Pro His Asp Phe Phe Ser 
                405                 410                 415     


Cys Lys Tyr Glu Asp Thr Tyr Met Lys Lys Arg Cys Arg Lys Pro Asp 
            420                 425                 430         


Gln His Phe Lys Pro Tyr Leu Thr Pro Asp Leu Pro Lys Arg Leu His 
        435                 440                 445             


Tyr Ala Lys Asn Val Arg Ile Asp Lys Val His Leu Phe Val Asp Arg 
    450                 455                 460                 


Gln Trp Leu Ala Val Gly Ser Lys Ser Asn Thr Asn Cys Gly Gly Gly 
465                 470                 475                 480 


Asn His Gly Tyr Asn Asn Glu Phe Arg Ser Met Glu Ala Ile Phe Leu 
                485                 490                 495     


Ala His Gly Pro Ser Phe Lys Glu Lys Thr Glu Val Glu Pro Phe Glu 
            500                 505                 510         


Asn Ile Glu Val Tyr Asn Leu Met Cys Asp Leu Leu Arg Ile Gln Pro 
        515                 520                 525             


Ala Pro Asn Asn Gly Thr Arg Gly Ser Leu Asn His Leu Leu Lys Val 
    530                 535                 540                 


Pro Phe Tyr Glu Pro Ser His Ala Glu Glu Val Ser Lys Phe Ser Val 
545                 550                 555                 560 


Cys Gly Phe Ala Asn Pro Leu Pro Thr Asn Asn Leu Ser Cys Leu Cys 
                565                 570                 575     


Pro His Leu Gln Asn Ser Ile Gln Leu Glu Gln Val Asn Gln Met Leu 
            580                 585                 590         


Asn Leu Thr Gln Glu Glu Ile Thr Ala Thr Val Lys Val Asn Leu Pro 
        595                 600                 605             


Phe Gly Arg Pro Arg Val Leu Gln Lys Asn Val Asp Asn Cys Leu Leu 
    610                 615                 620                 


Tyr His Arg Glu Tyr Val Ser Gly Phe Gly Lys Ala Met Arg Met Pro 
625                 630                 635                 640 


Met Trp Ser Ser Tyr Thr Val Pro Gln Leu Gly Asp Thr Ser Pro Leu 
                645                 650                 655     


Pro Pro Thr Val Pro Asp Cys Leu Arg Ala Asp Val Arg Val Pro Pro 
            660                 665                 670         


Ser Glu Ser Gln Lys Cys Ser Phe Tyr Leu Ala Asp Glu Asn Ile Thr 
        675                 680                 685             


His Gly Phe Leu Tyr Pro Pro Ala Ile Asn Arg Thr Ser Asp Ser Gln 
    690                 695                 700                 


Tyr Asp Ala Leu Ile Met Ser Asn Leu Val Pro Met Tyr Glu Glu Phe 
705                 710                 715                 720 


Arg Lys Met Trp Asp Tyr Phe His Ser Val Leu Leu Ile Lys His Ala 
                725                 730                 735     


Thr Glu Arg Asn Gly Val Asn Val Val Ser Gly Pro Ile Phe Asp Tyr 
            740                 745                 750         


Asn Tyr Asp Gly His Phe Asp Ala Pro Glu Glu Ile Thr Lys His Ile 
        755                 760                 765             


Ala Asn Thr Asp Ile Pro Ile Pro Thr His Tyr Phe Val Val Leu Thr 
    770                 775                 780                 


Ser Cys Lys Asn Lys Ser His Thr Pro Glu Asn Cys Pro Gly Trp Leu 
785                 790                 795                 800 


Asp Val Leu Pro Phe Ile Ile Pro His Arg Pro Thr Asn Val Glu Ser 
                805                 810                 815     


Cys Pro Glu Gly Lys Pro Glu Ala Leu Trp Val Glu Glu Arg Phe Thr 
            820                 825                 830         


Ala His Ile Ala Arg Val Arg Asp Val Glu Leu Leu Thr Gly Leu Asp 
        835                 840                 845             


Phe Tyr Gln Asp Lys Ala Gln Pro Val Ser Glu Ile Leu Gln Leu Lys 
    850                 855                 860                 


Thr Tyr Leu Pro Thr Phe Glu Thr Thr Ile 
865                 870                 


<210> 216
<211> 844
<212> PRT
<213> Macaca fascicularis 

<220>
<223> tr|A0A2K5TKP4|31-874

<400> 216
Leu Leu Val Ile Met Ser Leu Gly Leu Gly Leu Gly Leu Gly Leu Arg 
1               5                   10                  15      


Lys Leu Glu Lys Gln Gly Ser Cys Arg Lys Lys Cys Phe Asp Ala Ser 
            20                  25                  30          


Phe Arg Gly Leu Glu Asn Cys Arg Cys Asp Val Ala Cys Glu Asp Arg 
        35                  40                  45              


Gly Asp Cys Cys Trp Asp Phe Glu Asp Thr Cys Val Glu Ser Thr Arg 
    50                  55                  60                  


Ile Trp Thr Cys Asn Lys Phe Arg Cys Gly Glu Thr Arg Leu Glu Ala 
65                  70                  75                  80  


Ser Leu Cys Ser Cys Ser Asp Asp Cys Leu Gln Arg Lys Asp Cys Cys 
                85                  90                  95      


Ala Asp Tyr Lys Ser Val Cys Gln Gly Glu Thr Ser Trp Leu Glu Glu 
            100                 105                 110         


Asn Cys Asp Thr Ala Gln Gln Ser Gln Cys Pro Glu Gly Phe Asp Leu 
        115                 120                 125             


Pro Pro Val Ile Leu Phe Ser Met Asp Gly Phe Arg Ala Glu Tyr Leu 
    130                 135                 140                 


Tyr Thr Trp Asp Thr Leu Met Pro Asn Ile Asn Lys Leu Lys Thr Cys 
145                 150                 155                 160 


Gly Ile His Ser Lys Tyr Met Arg Ala Met Tyr Pro Thr Lys Thr Phe 
                165                 170                 175     


Pro Asn His Tyr Thr Ile Val Thr Gly Leu Tyr Pro Glu Ser His Gly 
            180                 185                 190         


Ile Ile Asp Asn Asn Met Tyr Asp Val Asn Leu Asn Lys Asn Phe Ser 
        195                 200                 205             


Leu Ser Ser Glu Glu Gln Asn Asn Pro Ala Trp Trp His Gly Gln Pro 
    210                 215                 220                 


Met Trp Leu Thr Ala Met Tyr Gln Gly Leu Lys Ala Ala Thr Tyr Phe 
225                 230                 235                 240 


Trp Pro Gly Ser Glu Val Ala Ile Asn Gly Ser Phe Pro Ser Ile Tyr 
                245                 250                 255     


Met Pro Tyr Asn Arg Ser Val Pro Tyr Glu Glu Arg Ile Ser Thr Leu 
            260                 265                 270         


Leu Lys Trp Leu Asp Leu Pro Lys Ala Glu Arg Pro Ser Phe Tyr Thr 
        275                 280                 285             


Met Tyr Phe Glu Glu Pro Asp Ser Ser Gly His Ala Gly Gly Pro Val 
    290                 295                 300                 


Ser Ala Arg Val Ile Lys Ala Leu Gln Val Val Asp His Ala Phe Gly 
305                 310                 315                 320 


Met Leu Met Glu Gly Leu Lys Gln Arg Asn Leu His Asn Cys Val Asn 
                325                 330                 335     


Ile Ile Leu Leu Ala Asp His Gly Met Asp Gln Thr Tyr Cys Asn Lys 
            340                 345                 350         


Met Glu Tyr Met Thr Asp Tyr Phe Pro Arg Ile Asn Phe Tyr Met Tyr 
        355                 360                 365             


Glu Gly Pro Ala Pro Arg Ile Arg Ala Leu Asn Val Pro His Asp Phe 
    370                 375                 380                 


Phe Ser Cys Lys Tyr Glu Asp Thr Tyr Met Lys Lys Arg Cys Arg Lys 
385                 390                 395                 400 


Pro Asp Gln His Phe Lys Pro Tyr Leu Thr Pro Asp Leu Pro Lys Arg 
                405                 410                 415     


Leu His Tyr Ala Lys Asn Val Arg Ile Asp Lys Val His Leu Phe Val 
            420                 425                 430         


Asp Arg Gln Trp Leu Ala Val Gly Ser Lys Ser Asn Thr Asn Cys Gly 
        435                 440                 445             


Gly Gly Asn His Gly Tyr Asn Asn Glu Phe Arg Ser Met Glu Ala Ile 
    450                 455                 460                 


Phe Leu Ala His Gly Pro Ser Phe Lys Glu Lys Thr Glu Val Glu Pro 
465                 470                 475                 480 


Phe Glu Asn Ile Glu Val Tyr Asn Leu Met Cys Asp Leu Leu Arg Ile 
                485                 490                 495     


Gln Pro Ala Pro Asn Asn Gly Thr Arg Gly Ser Leu Asn His Leu Leu 
            500                 505                 510         


Lys Val Pro Phe Tyr Glu Pro Ser His Ala Glu Glu Val Ser Lys Phe 
        515                 520                 525             


Ser Val Cys Gly Phe Ala Asn Pro Leu Pro Thr Asn Asn Leu Ser Cys 
    530                 535                 540                 


Leu Cys Pro His Leu Gln Asn Ser Ile Gln Leu Glu Gln Val Asn Gln 
545                 550                 555                 560 


Met Leu Asn Leu Thr Gln Glu Glu Ile Thr Ala Thr Val Lys Val Asn 
                565                 570                 575     


Leu Pro Phe Gly Arg Pro Arg Val Leu Gln Lys Asn Val Asp Asn Cys 
            580                 585                 590         


Leu Leu Tyr His Arg Glu Tyr Val Ser Gly Phe Gly Lys Ala Met Arg 
        595                 600                 605             


Met Pro Met Trp Ser Ser Tyr Thr Val Pro Gln Leu Gly Asp Thr Ser 
    610                 615                 620                 


Pro Leu Pro Pro Thr Val Pro Asp Cys Leu Arg Ala Asp Val Arg Val 
625                 630                 635                 640 


Pro Pro Ser Glu Ser Gln Lys Cys Ser Phe Tyr Leu Ala Asp Glu Asn 
                645                 650                 655     


Ile Thr His Gly Phe Leu Tyr Pro Pro Ala Ile Asn Arg Thr Ser Asp 
            660                 665                 670         


Ser Gln Tyr Asp Ala Leu Ile Met Ser Asn Leu Val Pro Met Tyr Glu 
        675                 680                 685             


Glu Phe Arg Lys Met Trp Asp Tyr Phe His Ser Val Leu Leu Ile Lys 
    690                 695                 700                 


His Ala Thr Glu Arg Asn Gly Val Asn Val Val Ser Gly Pro Ile Phe 
705                 710                 715                 720 


Asp Tyr Asn Tyr Asp Gly His Phe Asp Ala Pro Glu Glu Ile Thr Lys 
                725                 730                 735     


His Ile Ala Asn Thr Asp Ile Pro Ile Pro Thr His Tyr Phe Val Val 
            740                 745                 750         


Leu Thr Ser Cys Lys Asn Lys Ser His Thr Pro Glu Asn Cys Pro Gly 
        755                 760                 765             


Trp Leu Asp Val Leu Pro Phe Ile Ile Pro His Arg Pro Thr Asn Val 
    770                 775                 780                 


Glu Ser Cys Pro Glu Gly Lys Pro Glu Ala Leu Trp Val Glu Glu Arg 
785                 790                 795                 800 


Phe Thr Ala His Ile Ala Arg Val Arg Asp Val Glu Leu Leu Thr Gly 
                805                 810                 815     


Leu Asp Phe Tyr Gln Asp Lys Ala Gln Pro Val Ser Glu Ile Leu Gln 
            820                 825                 830         


Leu Lys Thr Tyr Leu Pro Thr Phe Glu Thr Thr Ile 
        835                 840                 


<210> 217
<211> 124
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-A[MSLN]_H1.1_L1 Variable heavy (vh) domain

<400> 217
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser 
        115                 120                 


<210> 218
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-A[MSLN]_H1.1_L1 vhCDR1

<400> 218
Arg Tyr Trp Met Ser 
1               5   


<210> 219
<211> 17
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-A[MSLN]_H1.1_L1 vhCDR2

<400> 219
Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val Lys 
1               5                   10                  15      


Gly 
    


<210> 220
<211> 15
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-A[MSLN]_H1.1_L1 vhCDR3

<400> 220
Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp Val 
1               5                   10                  15  


<210> 221
<211> 106
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-A[MSLN]_H1.1_L1 Variable light (vl) domain

<400> 221
Asp Val Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Ser Ser Val Ser Tyr Met 
            20                  25                  30          


Tyr Trp His Gln Gln Lys Pro Asp Gln Ser Pro Lys Leu Leu Ile Tyr 
        35                  40                  45              


Asp Thr Ser Asn Leu Ala Ser Gly Val Pro Val Arg Phe Ser Gly Ser 
    50                  55                  60                  


Gly Ser Gly Thr Asp Tyr Thr Leu Thr Ile Ser Ser Leu Glu Pro Glu 
65                  70                  75                  80  


Asp Phe Ala Val Tyr Tyr Cys Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
                85                  90                  95      


Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys 
            100                 105     


<210> 222
<211> 10
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-A[MSLN]_H1.1_L1 vlCDR1

<400> 222
Arg Ala Ser Ser Ser Val Ser Tyr Met Tyr 
1               5                   10  


<210> 223
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-A[MSLN]_H1.1_L1 vlCDR2

<400> 223
Asp Thr Ser Asn Leu Ala Ser 
1               5           


<210> 224
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-A[MSLN]_H1.1_L1 vlCDR3

<400> 224
Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
1               5                   


<210> 225
<211> 454
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16249  Chain 1 - MESO-A[MSLN]_H1.1_IgG1 Heavy Chain

<400> 225
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu 
225                 230                 235                 240 


Leu Leu Gly Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp 
                245                 250                 255     


Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp 
            260                 265                 270         


Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly 
        275                 280                 285             


Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn 
    290                 295                 300                 


Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp 
305                 310                 315                 320 


Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro 
                325                 330                 335     


Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu 
            340                 345                 350         


Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn 
        355                 360                 365             


Gln Val Ser Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile 
    370                 375                 380                 


Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr 
385                 390                 395                 400 


Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys 
                405                 410                 415     


Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys 
            420                 425                 430         


Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu 
        435                 440                 445             


Ser Leu Ser Pro Gly Lys 
    450                 


<210> 226
<211> 213
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16249  Chain 2 - MESO-A[MSLN]_L1 Light Chain

<400> 226
Asp Val Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Ser Ser Val Ser Tyr Met 
            20                  25                  30          


Tyr Trp His Gln Gln Lys Pro Asp Gln Ser Pro Lys Leu Leu Ile Tyr 
        35                  40                  45              


Asp Thr Ser Asn Leu Ala Ser Gly Val Pro Val Arg Phe Ser Gly Ser 
    50                  55                  60                  


Gly Ser Gly Thr Asp Tyr Thr Leu Thr Ile Ser Ser Leu Glu Pro Glu 
65                  70                  75                  80  


Asp Phe Ala Val Tyr Tyr Cys Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
                85                  90                  95      


Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala Pro 
            100                 105                 110         


Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly Thr 
        115                 120                 125             


Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala Lys 
    130                 135                 140                 


Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln Glu 
145                 150                 155                 160 


Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser Ser 
                165                 170                 175     


Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr Ala 
            180                 185                 190         


Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser Phe 
        195                 200                 205             


Asn Arg Gly Glu Cys 
    210             


<210> 227
<211> 453
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16250  Chain 1 - MESO-A[MSLN]_H1.1_IgG1_PVA_/S267K Heav
      y Chain

<400> 227
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
225                 230                 235                 240 


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
                245                 250                 255     


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
            260                 265                 270         


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
        275                 280                 285             


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
    290                 295                 300                 


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
305                 310                 315                 320 


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
                325                 330                 335     


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
            340                 345                 350         


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln 
        355                 360                 365             


Val Ser Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
    370                 375                 380                 


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
385                 390                 395                 400 


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
                405                 410                 415     


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
            420                 425                 430         


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
        435                 440                 445             


Leu Ser Pro Gly Lys 
    450             


<210> 228
<211> 213
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16250  Chain 2 - MESO-A[MSLN]_L1 Light Chain

<400> 228
Asp Val Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Ser Ser Val Ser Tyr Met 
            20                  25                  30          


Tyr Trp His Gln Gln Lys Pro Asp Gln Ser Pro Lys Leu Leu Ile Tyr 
        35                  40                  45              


Asp Thr Ser Asn Leu Ala Ser Gly Val Pro Val Arg Phe Ser Gly Ser 
    50                  55                  60                  


Gly Ser Gly Thr Asp Tyr Thr Leu Thr Ile Ser Ser Leu Glu Pro Glu 
65                  70                  75                  80  


Asp Phe Ala Val Tyr Tyr Cys Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
                85                  90                  95      


Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala Pro 
            100                 105                 110         


Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly Thr 
        115                 120                 125             


Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala Lys 
    130                 135                 140                 


Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln Glu 
145                 150                 155                 160 


Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser Ser 
                165                 170                 175     


Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr Ala 
            180                 185                 190         


Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser Phe 
        195                 200                 205             


Asn Arg Gly Glu Cys 
    210             


<210> 229
<211> 453
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16253 Chain 1 - MESO-A[MSLN]_H1.1_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S Heavy Chain

<400> 229
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
225                 230                 235                 240 


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
                245                 250                 255     


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
            260                 265                 270         


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
        275                 280                 285             


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser 
    290                 295                 300                 


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
305                 310                 315                 320 


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
                325                 330                 335     


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
            340                 345                 350         


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln 
        355                 360                 365             


Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala 
    370                 375                 380                 


Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
385                 390                 395                 400 


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
                405                 410                 415     


Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser 
            420                 425                 430         


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
        435                 440                 445             


Leu Ser Pro Gly Lys 
    450             


<210> 230
<211> 213
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16253 Chain 2 - MESO-A[MSLN]_L1 Light Chain

<400> 230
Asp Val Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Ser Ser Val Ser Tyr Met 
            20                  25                  30          


Tyr Trp His Gln Gln Lys Pro Asp Gln Ser Pro Lys Leu Leu Ile Tyr 
        35                  40                  45              


Asp Thr Ser Asn Leu Ala Ser Gly Val Pro Val Arg Phe Ser Gly Ser 
    50                  55                  60                  


Gly Ser Gly Thr Asp Tyr Thr Leu Thr Ile Ser Ser Leu Glu Pro Glu 
65                  70                  75                  80  


Asp Phe Ala Val Tyr Tyr Cys Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
                85                  90                  95      


Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala Pro 
            100                 105                 110         


Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly Thr 
        115                 120                 125             


Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala Lys 
    130                 135                 140                 


Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln Glu 
145                 150                 155                 160 


Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser Ser 
                165                 170                 175     


Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr Ala 
            180                 185                 190         


Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser Phe 
        195                 200                 205             


Asn Arg Gly Glu Cys 
    210             


<210> 231
<211> 123
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-B[MSLN]_H0L0 Variable heavy (vh) domain

<400> 231
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser 
        115                 120             


<210> 232
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-B[MSLN]_H0L0 vhCDR1

<400> 232
Ser Asn Ser Ala Thr Trp Asn 
1               5           


<210> 233
<211> 18
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-B[MSLN]_H0L0 vhCDR2

<400> 233
Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala Val Ser Val 
1               5                   10                  15      


Lys Ser 
        


<210> 234
<211> 11
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-B[MSLN]_H0L0 vhCDR3

<400> 234
Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
1               5                   10      


<210> 235
<211> 115
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-B[MSLN]_H0L0 Variable light (vl) domain

<400> 235
Gln Pro Val Leu Thr Gln Ser Ser Ser Leu Ser Ala Ser Pro Gly Ala 
1               5                   10                  15      


Ser Ala Ser Leu Thr Cys Thr Leu Arg Ser Gly Ile Asn Val Gly Pro 
            20                  25                  30          


Tyr Arg Ile Tyr Trp Tyr Gln Gln Lys Pro Gly Ser Pro Pro Gln Tyr 
        35                  40                  45              


Leu Leu Asn Tyr Lys Ser Asp Ser Asp Lys Gln Gln Gly Ser Gly Val 
    50                  55                  60                  


Pro Ser Arg Phe Ser Gly Ser Lys Asp Ala Ser Ala Asn Ala Gly Val 
65                  70                  75                  80  


Leu Leu Ile Ser Gly Leu Arg Ser Glu Asp Glu Ala Asp Tyr Tyr Cys 
                85                  90                  95      


Met Ile Trp His Ser Ser Ala Ala Val Phe Gly Gly Gly Thr Gln Leu 
            100                 105                 110         


Thr Val Leu 
        115 


<210> 236
<211> 14
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-B[MSLN]_H0L0 vlCDR1

<400> 236
Thr Leu Arg Ser Gly Ile Asn Val Gly Pro Tyr Arg Ile Tyr 
1               5                   10                  


<210> 237
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-B[MSLN]_H0L0 vlCDR2

<400> 237
Ser Asp Lys Gln Gln Gly Ser 
1               5           


<210> 238
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-B[MSLN]_H0L0 vlCDR3

<400> 238
Met Ile Trp His Ser Ser Ala Ala Val 
1               5                   


<210> 239
<211> 453
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16827  Chain 1 - MESO-B[MSLN]_H0_IgG1 Heavy Chain

<400> 239
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu 
225                 230                 235                 240 


Leu Gly Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
                245                 250                 255     


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
            260                 265                 270         


Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
        275                 280                 285             


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
    290                 295                 300                 


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
305                 310                 315                 320 


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
                325                 330                 335     


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
            340                 345                 350         


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln 
        355                 360                 365             


Val Ser Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
    370                 375                 380                 


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
385                 390                 395                 400 


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
                405                 410                 415     


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
            420                 425                 430         


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
        435                 440                 445             


Leu Ser Pro Gly Lys 
    450             


<210> 240
<211> 221
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16827  Chain 2 - MESO-B[MSLN]_L0 Light Chain

<400> 240
Gln Pro Val Leu Thr Gln Ser Ser Ser Leu Ser Ala Ser Pro Gly Ala 
1               5                   10                  15      


Ser Ala Ser Leu Thr Cys Thr Leu Arg Ser Gly Ile Asn Val Gly Pro 
            20                  25                  30          


Tyr Arg Ile Tyr Trp Tyr Gln Gln Lys Pro Gly Ser Pro Pro Gln Tyr 
        35                  40                  45              


Leu Leu Asn Tyr Lys Ser Asp Ser Asp Lys Gln Gln Gly Ser Gly Val 
    50                  55                  60                  


Pro Ser Arg Phe Ser Gly Ser Lys Asp Ala Ser Ala Asn Ala Gly Val 
65                  70                  75                  80  


Leu Leu Ile Ser Gly Leu Arg Ser Glu Asp Glu Ala Asp Tyr Tyr Cys 
                85                  90                  95      


Met Ile Trp His Ser Ser Ala Ala Val Phe Gly Gly Gly Thr Gln Leu 
            100                 105                 110         


Thr Val Leu Gly Gln Pro Lys Ala Ala Pro Ser Val Thr Leu Phe Pro 
        115                 120                 125             


Pro Ser Ser Glu Glu Leu Gln Ala Asn Lys Ala Thr Leu Val Cys Leu 
    130                 135                 140                 


Ile Ser Asp Phe Tyr Pro Gly Ala Val Thr Val Ala Trp Lys Ala Asp 
145                 150                 155                 160 


Ser Ser Pro Val Lys Ala Gly Val Glu Thr Thr Thr Pro Ser Lys Gln 
                165                 170                 175     


Ser Asn Asn Lys Tyr Ala Ala Ser Ser Tyr Leu Ser Leu Thr Pro Glu 
            180                 185                 190         


Gln Trp Lys Ser His Arg Ser Tyr Ser Cys Gln Val Thr His Glu Gly 
        195                 200                 205             


Ser Thr Val Glu Lys Thr Val Ala Pro Thr Glu Cys Ser 
    210                 215                 220     


<210> 241
<211> 120
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_H1L1 Variable heavy (vh) domain

<400> 241
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser 
        115                 120 


<210> 242
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-C[MSLN]_H1L1 vhCDR1

<400> 242
Ser Tyr Trp Met His 
1               5   


<210> 243
<211> 17
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-C[MSLN]_H1L1 vhCDR2

<400> 243
Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe Gln 
1               5                   10                  15      


Gly 
    


<210> 244
<211> 11
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-C[MSLN]_H1L1 vhCDR3

<400> 244
Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr 
1               5                   10      


<210> 245
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_H1L1 Variable light (vl) domain

<400> 245
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 246
<211> 11
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-C[MSLN]_H1L1 vlCDR1

<400> 246
Lys Ala Ser His Asp Val Gly Thr Ser Val Ala 
1               5                   10      


<210> 247
<211> 7
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-C[MSLN]_H1L1 vlCDR2

<400> 247
Trp Ala Ser Thr Arg His Thr 
1               5           


<210> 248
<211> 9
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220>
<223> MESO-C[MSLN]_H1L1 vlCDR3

<400> 248
Gln Gln Tyr Ser Ser Tyr Pro Leu Thr 
1               5                   


<210> 249
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31693 Chain 1 - MESO-C[MSLN]_H1_IgG1_PVA_/S267K Heavy C
      hain

<400> 249
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 250
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31693 Chain 2 - MESO-C[MSLN]_L1 Light Chain

<400> 250
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 251
<211> 120
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_H1.1 Variable Heavy

<400> 251
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Gly Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser 
        115                 120 


<210> 252
<211> 120
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_H1.2 Variable Heavy

<400> 252
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Tyr Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser 
        115                 120 


<210> 253
<211> 120
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_H1.3 Variable Heavy

<400> 253
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser 
        115                 120 


<210> 254
<211> 120
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_H1.4 Variable Heavy

<400> 254
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile Asn Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser 
        115                 120 


<210> 255
<211> 120
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_H1.5 Variable Heavy

<400> 255
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Gln Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser 
        115                 120 


<210> 256
<211> 120
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_H1.6 Variable Heavy

<400> 256
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Gly Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser 
        115                 120 


<210> 257
<211> 120
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_H1.7 Variable Heavy

<400> 257
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser 
        115                 120 


<210> 258
<211> 120
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_H1.8 Variable Heavy

<400> 258
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Ser Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser 
        115                 120 


<210> 259
<211> 120
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_H1.9 Variable Heavy

<400> 259
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Arg Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser 
        115                 120 


<210> 260
<211> 120
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_H1.12 Variable Heavy

<400> 260
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser 
        115                 120 


<210> 261
<211> 120
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_H1.13 Variable Heavy

<400> 261
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Tyr Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser 
        115                 120 


<210> 262
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.1 Variable Light

<400> 262
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ser Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 263
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.2 Variable Light

<400> 263
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser Gln Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 264
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.3 Variable Light

<400> 264
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Ser Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 265
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.4 Variable Light

<400> 265
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Leu Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 266
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.5 Variable Light

<400> 266
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Tyr 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 267
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.6 Variable Light

<400> 267
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Leu Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 268
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.7 Variable Light

<400> 268
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg Glu Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 269
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.8 Variable Light

<400> 269
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Ser Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 270
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.9 Variable Light

<400> 270
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 271
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.10 Variable Light

<400> 271
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Thr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 272
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.13 Variable Light

<400> 272
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Gln Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 273
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.14 Variable Light

<400> 273
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 274
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.15 Variable Light

<400> 274
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Leu Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 275
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.16 Variable Light

<400> 275
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Val Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 276
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.17 Variable Light

<400> 276
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Ile Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 277
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.18 Variable Light

<400> 277
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser His Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 278
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.19 Variable Light

<400> 278
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Tyr 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 279
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.20 Variable Light

<400> 279
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 280
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.21 Variable Light

<400> 280
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Val Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 281
<211> 107
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> MESO-C[MSLN]_L1.22 Variable Light

<400> 281
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Ile Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 282
<211> 453
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16248 Chain 1 - MESO-A[MSLN]_H1.1_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 282
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
225                 230                 235                 240 


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
                245                 250                 255     


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
            260                 265                 270         


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
        275                 280                 285             


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser 
    290                 295                 300                 


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
305                 310                 315                 320 


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
                325                 330                 335     


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
            340                 345                 350         


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln 
        355                 360                 365             


Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala 
    370                 375                 380                 


Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
385                 390                 395                 400 


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
                405                 410                 415     


Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser 
            420                 425                 430         


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
        435                 440                 445             


Leu Ser Pro Gly Lys 
    450             


<210> 283
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16248 Chain 2 - [CD3]_H1.30_L1.47_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 283
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 284
<211> 213
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16248 Chain 3 - MESO-A[MSLN]_L1 Light Chain

<400> 284
Asp Val Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Ser Ser Val Ser Tyr Met 
            20                  25                  30          


Tyr Trp His Gln Gln Lys Pro Asp Gln Ser Pro Lys Leu Leu Ile Tyr 
        35                  40                  45              


Asp Thr Ser Asn Leu Ala Ser Gly Val Pro Val Arg Phe Ser Gly Ser 
    50                  55                  60                  


Gly Ser Gly Thr Asp Tyr Thr Leu Thr Ile Ser Ser Leu Glu Pro Glu 
65                  70                  75                  80  


Asp Phe Ala Val Tyr Tyr Cys Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
                85                  90                  95      


Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala Pro 
            100                 105                 110         


Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly Thr 
        115                 120                 125             


Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala Lys 
    130                 135                 140                 


Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln Glu 
145                 150                 155                 160 


Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser Ser 
                165                 170                 175     


Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr Ala 
            180                 185                 190         


Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser Phe 
        195                 200                 205             


Asn Arg Gly Glu Cys 
    210             


<210> 285
<211> 452
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16833 Chain 1 - MESO-B[MSLN]_H0L0_Fab_IgG1_pI(-)_Isoste
      ric_A_/PVA_/S267K/L368D/K370S

<400> 285
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val 
225                 230                 235                 240 


Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu 
                245                 250                 255     


Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys 
            260                 265                 270         


His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu 
        275                 280                 285             


Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr 
    290                 295                 300                 


Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn 
305                 310                 315                 320 


Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro 
                325                 330                 335     


Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln 
            340                 345                 350         


Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val 
        355                 360                 365             


Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val 
    370                 375                 380                 


Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro 
385                 390                 395                 400 


Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr 
                405                 410                 415     


Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val 
            420                 425                 430         


Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu 
        435                 440                 445             


Ser Pro Gly Lys 
    450         


<210> 286
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16833 Chain 2 - [CD3]_H1.30_L1.47_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 286
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 287
<211> 221
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16833 Chain 3 - MESO-B[MSLN]_L0 Light Chain

<400> 287
Gln Pro Val Leu Thr Gln Ser Ser Ser Leu Ser Ala Ser Pro Gly Ala 
1               5                   10                  15      


Ser Ala Ser Leu Thr Cys Thr Leu Arg Ser Gly Ile Asn Val Gly Pro 
            20                  25                  30          


Tyr Arg Ile Tyr Trp Tyr Gln Gln Lys Pro Gly Ser Pro Pro Gln Tyr 
        35                  40                  45              


Leu Leu Asn Tyr Lys Ser Asp Ser Asp Lys Gln Gln Gly Ser Gly Val 
    50                  55                  60                  


Pro Ser Arg Phe Ser Gly Ser Lys Asp Ala Ser Ala Asn Ala Gly Val 
65                  70                  75                  80  


Leu Leu Ile Ser Gly Leu Arg Ser Glu Asp Glu Ala Asp Tyr Tyr Cys 
                85                  90                  95      


Met Ile Trp His Ser Ser Ala Ala Val Phe Gly Gly Gly Thr Gln Leu 
            100                 105                 110         


Thr Val Leu Gly Gln Pro Lys Ala Ala Pro Ser Val Thr Leu Phe Pro 
        115                 120                 125             


Pro Ser Ser Glu Glu Leu Gln Ala Asn Lys Ala Thr Leu Val Cys Leu 
    130                 135                 140                 


Ile Ser Asp Phe Tyr Pro Gly Ala Val Thr Val Ala Trp Lys Ala Asp 
145                 150                 155                 160 


Ser Ser Pro Val Lys Ala Gly Val Glu Thr Thr Thr Pro Ser Lys Gln 
                165                 170                 175     


Ser Asn Asn Lys Tyr Ala Ala Ser Ser Tyr Leu Ser Leu Thr Pro Glu 
            180                 185                 190         


Gln Trp Lys Ser His Arg Ser Tyr Ser Cys Gln Val Thr His Glu Gly 
        195                 200                 205             


Ser Thr Val Glu Lys Thr Val Ala Pro Thr Glu Cys Ser 
    210                 215                 220     


<210> 288
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31697 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 288
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 289
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31697 Chain 2 - [CD3]_H1.30_L1.47_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 289
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 290
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31697 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 290
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 291
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32550 Chain 1 - MESO-C[MSLN]_H1.1_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 291
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Gly Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 292
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32550 Chain 2 - MESO-C[MSLN]_H1.1_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 292
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 293
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32550 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 293
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 294
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32551 Chain 1 - MESO-C[MSLN]_H1.2_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 294
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Tyr Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 295
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32551 Chain 2 - MESO-C[MSLN]_H1.2_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 295
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 296
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32551 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 296
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 297
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32552 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 297
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 298
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32552 Chain 2 - MESO-C[MSLN]_H1.3_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 298
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 299
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32552 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 299
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 300
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32553 Chain 1 - MESO-C[MSLN]_H1.4_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 300
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile Asn Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 301
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32553 Chain 2 - MESO-C[MSLN]_H1.4_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 301
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 302
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32553 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 302
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 303
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32554 Chain 1 - MESO-C[MSLN]_H1.5_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 303
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Gln Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 304
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32554 Chain 2 - MESO-C[MSLN]_H1.5_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 304
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 305
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32554 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 305
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 306
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32555 Chain 1 - MESO-C[MSLN]_H1.6_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 306
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Gly Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 307
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32555 Chain 2 - MESO-C[MSLN]_H1.6_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 307
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 308
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32555 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 308
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 309
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32556 Chain 1 - MESO-C[MSLN]_H1.7_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 309
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 310
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32556 Chain 2 - MESO-C[MSLN]_H1.7_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 310
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 311
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32556 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 311
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 312
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32557 Chain 1 - MESO-C[MSLN]_H1.8_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 312
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Ser Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 313
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32557 Chain 2 - MESO-C[MSLN]_H1.8_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 313
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 314
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32557 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 314
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 315
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32558 Chain 1 - MESO-C[MSLN]_H1.9_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 315
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Arg Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 316
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32558 Chain 2 - MESO-C[MSLN]_H1.9_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 316
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 317
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32558 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 317
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 318
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32559 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 318
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 319
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32559 Chain 2 - MESO-C[MSLN]_H1_[CD3]_H1.30_L1.47_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 319
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 320
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32559 Chain 3 - MESO-C[MSLN]_L1.1 Light Chain

<400> 320
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ser Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 321
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32560 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 321
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 322
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32560 Chain 2 - MESO-C[MSLN]_H1_[CD3]_H1.30_L1.47_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 322
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 323
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32560 Chain 3 - MESO-C[MSLN]_L1.2 Light Chain

<400> 323
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser Gln Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 324
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32561 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 324
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 325
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32561 Chain 2 - MESO-C[MSLN]_H1_[CD3]_H1.30_L1.47_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 325
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 326
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32561 Chain 3 - MESO-C[MSLN]_L1.3 Light Chain

<400> 326
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Ser Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 327
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32562 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 327
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 328
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32562 Chain 2 - MESO-C[MSLN]_H1_[CD3]_H1.30_L1.47_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 328
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 329
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32562 Chain 3 - MESO-C[MSLN]_L1.4 Light Chain

<400> 329
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Leu Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 330
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32563 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 330
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 331
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32563 Chain 2 - MESO-C[MSLN]_H1_[CD3]_H1.30_L1.47_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 331
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 332
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32563 Chain 3 - MESO-C[MSLN]_L1.5 Light Chain

<400> 332
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Tyr 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 333
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32564 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 333
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 334
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32564 Chain 2 - MESO-C[MSLN]_H1_[CD3]_H1.30_L1.47_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 334
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 335
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32564 Chain 3 - MESO-C[MSLN]_L1.6 Light Chain

<400> 335
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Leu Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 336
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32565 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 336
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 337
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32565 Chain 2 - MESO-C[MSLN]_H1_[CD3]_H1.30_L1.47_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 337
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 338
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32565 Chain 3 - MESO-C[MSLN]_L1.7 Light Chain

<400> 338
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg Glu Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 339
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32566 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 339
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 340
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32566 Chain 2 - MESO-C[MSLN]_H1_[CD3]_H1.30_L1.47_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 340
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 341
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32566 Chain 3 - MESO-C[MSLN]_L1.8 Light Chain

<400> 341
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Ser Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 342
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32567 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 342
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 343
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32567 Chain 2 - MESO-C[MSLN]_H1_[CD3]_H1.30_L1.47_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 343
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 344
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32567 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 344
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 345
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32568 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 345
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 346
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32568 Chain 2 - MESO-C[MSLN]_H1_[CD3]_H1.30_L1.47_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 346
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 347
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32568 Chain 3 - MESO-C[MSLN]_L1.10 Light Chain

<400> 347
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Thr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 348
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32569 Chain 1 - MESO-C[MSLN]_H1.5_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 348
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Gln Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 349
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32569 Chain 2 - MESO-C[MSLN]_H1.5_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 349
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 350
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32569 Chain 3 - MESO-C[MSLN]_L1.3 Light Chain

<400> 350
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Ser Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 351
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32570 Chain 1 - MESO-C[MSLN]_H1.6_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 351
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Gly Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 352
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32570 Chain 2 - MESO-C[MSLN]_H1.6_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 352
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 353
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32570 Chain 3 - MESO-C[MSLN]_L1.3 Light Chain

<400> 353
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Ser Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 354
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32937 Chain 1 - MESO-C[MSLN]_H1.12_IgG1_pI(-)_Isosteric
      _A_/PVA_/S267K/L368D/K370S

<400> 354
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 355
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32937 Chain 2 - MESO-C[MSLN]_H1.12_[CD3]_H1.30_L1.47_sc
      Fv(GKPGS)4-IgG1_pI(-)_Isosteric_A_/PVA_/S267K/L368D/K370S-F
      c(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 355
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 356
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32937 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 356
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 357
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32938 Chain 1 - MESO-C[MSLN]_H1.13_IgG1_pI(-)_Isosteric
      _A_/PVA_/S267K/L368D/K370S

<400> 357
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Tyr Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 358
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32938 Chain 2 - MESO-C[MSLN]_H1.13_[CD3]_H1.30_L1.47_sc
      Fv(GKPGS)4-IgG1_pI(-)_Isosteric_A_/PVA_/S267K/L368D/K370S-F
      c(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 358
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 359
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32938 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 359
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 360
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32939 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 360
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 361
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32939 Chain 2 - MESO-C[MSLN]_H1.3_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4-IgG1_pI(-)_Isosteric_A_/PVA_/S267K/L368D/K370S-Fc
      (216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 361
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 362
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32939 Chain 3 - MESO-C[MSLN]_L1.13 Light Chain

<400> 362
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Gln Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 363
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32940 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 363
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 364
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32940 Chain 2 - MESO-C[MSLN]_H1.3_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4-IgG1_pI(-)_Isosteric_A_/PVA_/S267K/L368D/K370S-Fc
      (216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 364
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 365
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32940 Chain 3 - MESO-C[MSLN]_L1.14 Light Chain

<400> 365
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 366
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32941 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 366
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 367
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32941 Chain 2 - MESO-C[MSLN]_H1.3_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4-IgG1_pI(-)_Isosteric_A_/PVA_/S267K/L368D/K370S-Fc
      (216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 367
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 368
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32941 Chain 3 - MESO-C[MSLN]_L1.15 Light Chain

<400> 368
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Leu Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 369
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32942 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 369
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 370
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32942 Chain 2 - MESO-C[MSLN]_H1.3_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 370
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 371
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32942 Chain 3 - MESO-C[MSLN]_L1.16 Light Chain

<400> 371
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Val Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 372
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32943 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 372
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 373
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32943 Chain 2 - MESO-C[MSLN]_H1.3_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4-IgG1_pI(-)_Isosteric_A_/PVA_/S267K/L368D/K370S-Fc
      (216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 373
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 374
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32943 Chain 3 - MESO-C[MSLN]_L1.17 Light Chain

<400> 374
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Ile Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 375
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32944 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 375
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 376
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32944 Chain 2 - MESO-C[MSLN]_H1.3_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4-IgG1_pI(-)_Isosteric_A_/PVA_/S267K/L368D/K370S-Fc
      (216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 376
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 377
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32944 Chain 3 - MESO-C[MSLN]_L1.18 Light Chain

<400> 377
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser His Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 378
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32945 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 378
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 379
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32945 Chain 2 - MESO-C[MSLN]_H1.3_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4-IgG1_pI(-)_Isosteric_A_/PVA_/S267K/L368D/K370S-Fc
      (216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 379
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 380
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32945 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 380
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 381
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32946 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 381
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 382
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32946 Chain 2 - MESO-C[MSLN]_H1.3_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4-IgG1_pI(-)_Isosteric_A_/PVA_/S267K/L368D/K370S-Fc
      (216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 382
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 383
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32946 Chain 3 - MESO-C[MSLN]_L1.5 Light Chain

<400> 383
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Tyr 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 384
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33888 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 384
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 385
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33888 Chain 2 - [CD3]_H1.30_L1.47_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 385
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 386
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33888 Chain 3 - MESO-C[MSLN]_L1.20 Light Chain

<400> 386
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 387
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33889 Chain 1 - MESO-C[MSLN]_H1.12_IgG1_pI(-)_Isosteric
      _A_/PVA_/S267K/L368D/K370S

<400> 387
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 388
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33889 Chain 2 - [CD3]_H1.30_L1.47_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 388
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 389
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33889 Chain 3 - MESO-C[MSLN]_L1.20 Light Chain

<400> 389
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 390
<211> 453
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP30764 Chain 1 - MESO-A[MSLN]_H1.1_L1_Fab_IgG1_pI(-)_Iso
      steric_A_/PVA_/S267K/L368D/K370S

<400> 390
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
225                 230                 235                 240 


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
                245                 250                 255     


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
            260                 265                 270         


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
        275                 280                 285             


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser 
    290                 295                 300                 


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
305                 310                 315                 320 


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
                325                 330                 335     


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
            340                 345                 350         


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln 
        355                 360                 365             


Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala 
    370                 375                 380                 


Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
385                 390                 395                 400 


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
                405                 410                 415     


Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser 
            420                 425                 430         


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
        435                 440                 445             


Leu Ser Pro Gly Lys 
    450             


<210> 391
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP30764 Chain 2 - [CD3]_H1.32_L1.47_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 391
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 392
<211> 213
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP30764 Chain 3 - MESO-A[MSLN]_L1 Light Chain

<400> 392
Asp Val Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Ser Ser Val Ser Tyr Met 
            20                  25                  30          


Tyr Trp His Gln Gln Lys Pro Asp Gln Ser Pro Lys Leu Leu Ile Tyr 
        35                  40                  45              


Asp Thr Ser Asn Leu Ala Ser Gly Val Pro Val Arg Phe Ser Gly Ser 
    50                  55                  60                  


Gly Ser Gly Thr Asp Tyr Thr Leu Thr Ile Ser Ser Leu Glu Pro Glu 
65                  70                  75                  80  


Asp Phe Ala Val Tyr Tyr Cys Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
                85                  90                  95      


Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala Pro 
            100                 105                 110         


Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly Thr 
        115                 120                 125             


Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala Lys 
    130                 135                 140                 


Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln Glu 
145                 150                 155                 160 


Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser Ser 
                165                 170                 175     


Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr Ala 
            180                 185                 190         


Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser Phe 
        195                 200                 205             


Asn Arg Gly Glu Cys 
    210             


<210> 393
<211> 452
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP30765 Chain 1 - MESO-B[MSLN]_H0L0_Fab_IgG1_pI(-)_Isoste
      ric_A_/PVA_/S267K/L368D/K370S

<400> 393
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val 
225                 230                 235                 240 


Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu 
                245                 250                 255     


Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys 
            260                 265                 270         


His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu 
        275                 280                 285             


Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr 
    290                 295                 300                 


Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn 
305                 310                 315                 320 


Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro 
                325                 330                 335     


Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln 
            340                 345                 350         


Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val 
        355                 360                 365             


Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val 
    370                 375                 380                 


Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro 
385                 390                 395                 400 


Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr 
                405                 410                 415     


Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val 
            420                 425                 430         


Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu 
        435                 440                 445             


Ser Pro Gly Lys 
    450         


<210> 394
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP30765 Chain 2 - [CD3]_H1.32_L1.47_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 394
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 395
<211> 221
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP30765 Chain 3 - MESO-B[MSLN]_L0 Light Chain

<400> 395
Gln Pro Val Leu Thr Gln Ser Ser Ser Leu Ser Ala Ser Pro Gly Ala 
1               5                   10                  15      


Ser Ala Ser Leu Thr Cys Thr Leu Arg Ser Gly Ile Asn Val Gly Pro 
            20                  25                  30          


Tyr Arg Ile Tyr Trp Tyr Gln Gln Lys Pro Gly Ser Pro Pro Gln Tyr 
        35                  40                  45              


Leu Leu Asn Tyr Lys Ser Asp Ser Asp Lys Gln Gln Gly Ser Gly Val 
    50                  55                  60                  


Pro Ser Arg Phe Ser Gly Ser Lys Asp Ala Ser Ala Asn Ala Gly Val 
65                  70                  75                  80  


Leu Leu Ile Ser Gly Leu Arg Ser Glu Asp Glu Ala Asp Tyr Tyr Cys 
                85                  90                  95      


Met Ile Trp His Ser Ser Ala Ala Val Phe Gly Gly Gly Thr Gln Leu 
            100                 105                 110         


Thr Val Leu Gly Gln Pro Lys Ala Ala Pro Ser Val Thr Leu Phe Pro 
        115                 120                 125             


Pro Ser Ser Glu Glu Leu Gln Ala Asn Lys Ala Thr Leu Val Cys Leu 
    130                 135                 140                 


Ile Ser Asp Phe Tyr Pro Gly Ala Val Thr Val Ala Trp Lys Ala Asp 
145                 150                 155                 160 


Ser Ser Pro Val Lys Ala Gly Val Glu Thr Thr Thr Pro Ser Lys Gln 
                165                 170                 175     


Ser Asn Asn Lys Tyr Ala Ala Ser Ser Tyr Leu Ser Leu Thr Pro Glu 
            180                 185                 190         


Gln Trp Lys Ser His Arg Ser Tyr Ser Cys Gln Val Thr His Glu Gly 
        195                 200                 205             


Ser Thr Val Glu Lys Thr Val Ala Pro Thr Glu Cys Ser 
    210                 215                 220     


<210> 396
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31701 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 396
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 397
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31701 Chain 2 - [CD3]_H1.32_L1.47_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 397
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 398
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31701 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 398
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 399
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33969 Chain 1 - MESO-C[MSLN]_H1.14_IgG1_pI(-)_Isosteric
      _A_PVA_/S267K/L368D/K370S

<400> 399
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Gln Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 400
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33969 Chain 2 - [CD3]_L1.47_H1.32_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 400
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro 
            100                 105                 110         


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
        115                 120                 125             


Ser Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly 
    130                 135                 140                 


Gly Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr 
145                 150                 155                 160 


Tyr Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp 
                165                 170                 175     


Val Gly Arg Ile Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala 
            180                 185                 190         


Asp Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn 
        195                 200                 205             


Thr Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val 
    210                 215                 220                 


Tyr Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp 
225                 230                 235                 240 


Phe Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 401
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33969 Chain 3 - MESO-C[MSLN]_L1.14 Light Chain

<400> 401
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 402
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33971 Chain 1 - MESO-C[MSLN]_H1.15_IgG1_pI(-)_Isosteric
      _A_PVA_/S267K/L368D/K370S

<400> 402
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 403
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33971 Chain 2 - [CD3]_L1.47_H1.32_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 403
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro 
            100                 105                 110         


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
        115                 120                 125             


Ser Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly 
    130                 135                 140                 


Gly Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr 
145                 150                 155                 160 


Tyr Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp 
                165                 170                 175     


Val Gly Arg Ile Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala 
            180                 185                 190         


Asp Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn 
        195                 200                 205             


Thr Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val 
    210                 215                 220                 


Tyr Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp 
225                 230                 235                 240 


Phe Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 404
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33971 Chain 3 - MESO-C[MSLN]_L1.14 Light Chain

<400> 404
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 405
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33973 Chain 1 - MESO-C[MSLN]_H1.16_IgG1_pI(-)_Isosteric
      _A_PVA_/S267K/L368D/K370S

<400> 405
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Gln Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 406
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33973 Chain 2 - [CD3]_L1.47_H1.32_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 406
Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly 
1               5                   10                  15      


Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser 
            20                  25                  30          


Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly 
        35                  40                  45              


Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe 
    50                  55                  60                  


Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala 
65                  70                  75                  80  


Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn 
                85                  90                  95      


His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro 
            100                 105                 110         


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
        115                 120                 125             


Ser Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly 
    130                 135                 140                 


Gly Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr 
145                 150                 155                 160 


Tyr Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp 
                165                 170                 175     


Val Gly Arg Ile Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala 
            180                 185                 190         


Asp Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn 
        195                 200                 205             


Thr Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val 
    210                 215                 220                 


Tyr Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp 
225                 230                 235                 240 


Phe Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 407
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33973 Chain 3 - MESO-C[MSLN]_L1.14 Light Chain

<400> 407
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 408
<211> 453
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16251 Chain 1 - MESO-A[MSLN]_H1.1_L1_Fab_IgG1_pI(-)_Iso
      steric_A_/PVA_/S267K/L368D/K370S

<400> 408
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
225                 230                 235                 240 


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
                245                 250                 255     


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
            260                 265                 270         


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
        275                 280                 285             


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser 
    290                 295                 300                 


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
305                 310                 315                 320 


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
                325                 330                 335     


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
            340                 345                 350         


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln 
        355                 360                 365             


Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala 
    370                 375                 380                 


Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
385                 390                 395                 400 


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
                405                 410                 415     


Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser 
            420                 425                 430         


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
        435                 440                 445             


Leu Ser Pro Gly Lys 
    450             


<210> 409
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16251 Chain 2 - [CD3]_H1.33_L1.47_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 409
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Asp Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 410
<211> 213
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16251 Chain 3 - MESO-A[MSLN]_L1 Light Chain

<400> 410
Asp Val Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Ser Ser Val Ser Tyr Met 
            20                  25                  30          


Tyr Trp His Gln Gln Lys Pro Asp Gln Ser Pro Lys Leu Leu Ile Tyr 
        35                  40                  45              


Asp Thr Ser Asn Leu Ala Ser Gly Val Pro Val Arg Phe Ser Gly Ser 
    50                  55                  60                  


Gly Ser Gly Thr Asp Tyr Thr Leu Thr Ile Ser Ser Leu Glu Pro Glu 
65                  70                  75                  80  


Asp Phe Ala Val Tyr Tyr Cys Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
                85                  90                  95      


Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala Pro 
            100                 105                 110         


Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly Thr 
        115                 120                 125             


Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala Lys 
    130                 135                 140                 


Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln Glu 
145                 150                 155                 160 


Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser Ser 
                165                 170                 175     


Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr Ala 
            180                 185                 190         


Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser Phe 
        195                 200                 205             


Asn Arg Gly Glu Cys 
    210             


<210> 411
<211> 452
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16834 Chain 1 - MESO-B[MSLN]_H0L0_Fab_IgG1_pI(-)_Isoste
      ric_A_/PVA_/S267K/L368D/K370S

<400> 411
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val 
225                 230                 235                 240 


Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu 
                245                 250                 255     


Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys 
            260                 265                 270         


His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu 
        275                 280                 285             


Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr 
    290                 295                 300                 


Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn 
305                 310                 315                 320 


Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro 
                325                 330                 335     


Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln 
            340                 345                 350         


Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val 
        355                 360                 365             


Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val 
    370                 375                 380                 


Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro 
385                 390                 395                 400 


Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr 
                405                 410                 415     


Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val 
            420                 425                 430         


Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu 
        435                 440                 445             


Ser Pro Gly Lys 
    450         


<210> 412
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16834 Chain 2 - [CD3]_H1.33_L1.47_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 412
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Asp Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 413
<211> 221
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16834 Chain 3 - MESO-B[MSLN]_L0 Light Chain

<400> 413
Gln Pro Val Leu Thr Gln Ser Ser Ser Leu Ser Ala Ser Pro Gly Ala 
1               5                   10                  15      


Ser Ala Ser Leu Thr Cys Thr Leu Arg Ser Gly Ile Asn Val Gly Pro 
            20                  25                  30          


Tyr Arg Ile Tyr Trp Tyr Gln Gln Lys Pro Gly Ser Pro Pro Gln Tyr 
        35                  40                  45              


Leu Leu Asn Tyr Lys Ser Asp Ser Asp Lys Gln Gln Gly Ser Gly Val 
    50                  55                  60                  


Pro Ser Arg Phe Ser Gly Ser Lys Asp Ala Ser Ala Asn Ala Gly Val 
65                  70                  75                  80  


Leu Leu Ile Ser Gly Leu Arg Ser Glu Asp Glu Ala Asp Tyr Tyr Cys 
                85                  90                  95      


Met Ile Trp His Ser Ser Ala Ala Val Phe Gly Gly Gly Thr Gln Leu 
            100                 105                 110         


Thr Val Leu Gly Gln Pro Lys Ala Ala Pro Ser Val Thr Leu Phe Pro 
        115                 120                 125             


Pro Ser Ser Glu Glu Leu Gln Ala Asn Lys Ala Thr Leu Val Cys Leu 
    130                 135                 140                 


Ile Ser Asp Phe Tyr Pro Gly Ala Val Thr Val Ala Trp Lys Ala Asp 
145                 150                 155                 160 


Ser Ser Pro Val Lys Ala Gly Val Glu Thr Thr Thr Pro Ser Lys Gln 
                165                 170                 175     


Ser Asn Asn Lys Tyr Ala Ala Ser Ser Tyr Leu Ser Leu Thr Pro Glu 
            180                 185                 190         


Gln Trp Lys Ser His Arg Ser Tyr Ser Cys Gln Val Thr His Glu Gly 
        195                 200                 205             


Ser Thr Val Glu Lys Thr Val Ala Pro Thr Glu Cys Ser 
    210                 215                 220     


<210> 414
<211> 453
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16252 Chain 1 - MESO-A[MSLN]_H1.1_L1_Fab_IgG1_pI(-)_Iso
      steric_A_/PVA_/S267K/L368D/K370S

<400> 414
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
225                 230                 235                 240 


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
                245                 250                 255     


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
            260                 265                 270         


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
        275                 280                 285             


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser 
    290                 295                 300                 


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
305                 310                 315                 320 


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
                325                 330                 335     


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
            340                 345                 350         


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln 
        355                 360                 365             


Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala 
    370                 375                 380                 


Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
385                 390                 395                 400 


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
                405                 410                 415     


Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser 
            420                 425                 430         


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
        435                 440                 445             


Leu Ser Pro Gly Lys 
    450             


<210> 415
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16252 Chain 2 - [CD3]_H1.31_L1.47_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 415
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 416
<211> 213
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16252 Chain 3 - MESO-A[MSLN]_L1 Light Chain

<400> 416
Asp Val Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Ser Ser Val Ser Tyr Met 
            20                  25                  30          


Tyr Trp His Gln Gln Lys Pro Asp Gln Ser Pro Lys Leu Leu Ile Tyr 
        35                  40                  45              


Asp Thr Ser Asn Leu Ala Ser Gly Val Pro Val Arg Phe Ser Gly Ser 
    50                  55                  60                  


Gly Ser Gly Thr Asp Tyr Thr Leu Thr Ile Ser Ser Leu Glu Pro Glu 
65                  70                  75                  80  


Asp Phe Ala Val Tyr Tyr Cys Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
                85                  90                  95      


Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala Pro 
            100                 105                 110         


Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly Thr 
        115                 120                 125             


Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala Lys 
    130                 135                 140                 


Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln Glu 
145                 150                 155                 160 


Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser Ser 
                165                 170                 175     


Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr Ala 
            180                 185                 190         


Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser Phe 
        195                 200                 205             


Asn Arg Gly Glu Cys 
    210             


<210> 417
<211> 452
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16835 Chain 1 - MESO-B[MSLN]_H0L0_Fab_IgG1_pI(-)_Isoste
      ric_A_/PVA_/S267K/L368D/K370S

<400> 417
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val 
225                 230                 235                 240 


Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu 
                245                 250                 255     


Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys 
            260                 265                 270         


His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu 
        275                 280                 285             


Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr 
    290                 295                 300                 


Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn 
305                 310                 315                 320 


Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro 
                325                 330                 335     


Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln 
            340                 345                 350         


Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val 
        355                 360                 365             


Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val 
    370                 375                 380                 


Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro 
385                 390                 395                 400 


Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr 
                405                 410                 415     


Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val 
            420                 425                 430         


Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu 
        435                 440                 445             


Ser Pro Gly Lys 
    450         


<210> 418
<211> 485
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16835 Chain 2 - [CD3]_H1.31_L1.47_scFv(GKPGS)4_Fc(216)_
      IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 418
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr 
            20                  25                  30          


Ala Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Gly Arg Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp 
    50                  55                  60                  


Ser Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr 
65                  70                  75                  80  


Leu Tyr Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr 
                85                  90                  95      


Tyr Cys Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe 
            100                 105                 110         


Ala Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro 
        115                 120                 125             


Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly 
    130                 135                 140                 


Ser Gln Ala Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly 
145                 150                 155                 160 


Gly Thr Val Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr 
                165                 170                 175     


Ser Asn Tyr Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg 
            180                 185                 190         


Gly Leu Ile Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg 
        195                 200                 205             


Phe Ser Gly Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly 
    210                 215                 220                 


Ala Gln Pro Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser 
225                 230                 235                 240 


Asn His Trp Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Glu Pro 
                245                 250                 255     


Lys Ser Ser Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            260                 265                 270         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        275                 280                 285             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    290                 295                 300                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
305                 310                 315                 320 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                325                 330                 335     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            340                 345                 350         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        355                 360                 365             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    370                 375                 380                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
385                 390                 395                 400 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                405                 410                 415     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            420                 425                 430         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        435                 440                 445             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    450                 455                 460                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
465                 470                 475                 480 


Leu Ser Pro Gly Lys 
                485 


<210> 419
<211> 221
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP16835 Chain 3 - MESO-B[MSLN]_L0 Light Chain

<400> 419
Gln Pro Val Leu Thr Gln Ser Ser Ser Leu Ser Ala Ser Pro Gly Ala 
1               5                   10                  15      


Ser Ala Ser Leu Thr Cys Thr Leu Arg Ser Gly Ile Asn Val Gly Pro 
            20                  25                  30          


Tyr Arg Ile Tyr Trp Tyr Gln Gln Lys Pro Gly Ser Pro Pro Gln Tyr 
        35                  40                  45              


Leu Leu Asn Tyr Lys Ser Asp Ser Asp Lys Gln Gln Gly Ser Gly Val 
    50                  55                  60                  


Pro Ser Arg Phe Ser Gly Ser Lys Asp Ala Ser Ala Asn Ala Gly Val 
65                  70                  75                  80  


Leu Leu Ile Ser Gly Leu Arg Ser Glu Asp Glu Ala Asp Tyr Tyr Cys 
                85                  90                  95      


Met Ile Trp His Ser Ser Ala Ala Val Phe Gly Gly Gly Thr Gln Leu 
            100                 105                 110         


Thr Val Leu Gly Gln Pro Lys Ala Ala Pro Ser Val Thr Leu Phe Pro 
        115                 120                 125             


Pro Ser Ser Glu Glu Leu Gln Ala Asn Lys Ala Thr Leu Val Cys Leu 
    130                 135                 140                 


Ile Ser Asp Phe Tyr Pro Gly Ala Val Thr Val Ala Trp Lys Ala Asp 
145                 150                 155                 160 


Ser Ser Pro Val Lys Ala Gly Val Glu Thr Thr Thr Pro Ser Lys Gln 
                165                 170                 175     


Ser Asn Asn Lys Tyr Ala Ala Ser Ser Tyr Leu Ser Leu Thr Pro Glu 
            180                 185                 190         


Gln Trp Lys Ser His Arg Ser Tyr Ser Cys Gln Val Thr His Glu Gly 
        195                 200                 205             


Ser Thr Val Glu Lys Thr Val Ala Pro Thr Glu Cys Ser 
    210                 215                 220     


<210> 420
<211> 453
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31063 Chain 1 - MESO-A[MSLN]_H1.1_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 420
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
225                 230                 235                 240 


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
                245                 250                 255     


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
            260                 265                 270         


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
        275                 280                 285             


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser 
    290                 295                 300                 


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
305                 310                 315                 320 


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
                325                 330                 335     


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
            340                 345                 350         


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln 
        355                 360                 365             


Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala 
    370                 375                 380                 


Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
385                 390                 395                 400 


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
                405                 410                 415     


Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser 
            420                 425                 430         


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
        435                 440                 445             


Leu Ser Pro Gly Lys 
    450             


<210> 421
<211> 726
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31063 Chain 2 - MESO-A[MSLN]_H1.1_[CD3]_H1.30_L1.47_scF
      v(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 421
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Glu Val Gln 
225                 230                 235                 240 


Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg 
                245                 250                 255     


Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn 
            260                 265                 270         


Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile 
        275                 280                 285             


Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys 
    290                 295                 300                 


Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu 
305                 310                 315                 320 


Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val 
                325                 330                 335     


Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp 
            340                 345                 350         


Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro Gly Ser Gly 
        355                 360                 365             


Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gln Ala 
    370                 375                 380                 


Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val 
385                 390                 395                 400 


Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr 
                405                 410                 415     


Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile 
            420                 425                 430         


Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly 
        435                 440                 445             


Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro 
    450                 455                 460                 


Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp 
465                 470                 475                 480 


Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Gly Gly Gly Ser 
                485                 490                 495     


Gly Gly Gly Gly Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro 
            500                 505                 510         


Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp 
        515                 520                 525             


Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp 
    530                 535                 540                 


Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly 
545                 550                 555                 560 


Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn 
                565                 570                 575     


Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp 
            580                 585                 590         


Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro 
        595                 600                 605             


Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu 
    610                 615                 620                 


Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn 
625                 630                 635                 640 


Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile 
                645                 650                 655     


Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr 
            660                 665                 670         


Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys 
        675                 680                 685             


Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys 
    690                 695                 700                 


Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu 
705                 710                 715                 720 


Ser Leu Ser Pro Gly Lys 
                725     


<210> 422
<211> 213
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31063 Chain 3 - MESO-A[MSLN]_L1 Light Chain

<400> 422
Asp Val Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Ser Ser Val Ser Tyr Met 
            20                  25                  30          


Tyr Trp His Gln Gln Lys Pro Asp Gln Ser Pro Lys Leu Leu Ile Tyr 
        35                  40                  45              


Asp Thr Ser Asn Leu Ala Ser Gly Val Pro Val Arg Phe Ser Gly Ser 
    50                  55                  60                  


Gly Ser Gly Thr Asp Tyr Thr Leu Thr Ile Ser Ser Leu Glu Pro Glu 
65                  70                  75                  80  


Asp Phe Ala Val Tyr Tyr Cys Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
                85                  90                  95      


Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala Pro 
            100                 105                 110         


Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly Thr 
        115                 120                 125             


Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala Lys 
    130                 135                 140                 


Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln Glu 
145                 150                 155                 160 


Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser Ser 
                165                 170                 175     


Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr Ala 
            180                 185                 190         


Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser Phe 
        195                 200                 205             


Asn Arg Gly Glu Cys 
    210             


<210> 423
<211> 452
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31067 Chain 1 - MESO-B[MSLN]_H0_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 423
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val 
225                 230                 235                 240 


Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu 
                245                 250                 255     


Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys 
            260                 265                 270         


His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu 
        275                 280                 285             


Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr 
    290                 295                 300                 


Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn 
305                 310                 315                 320 


Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro 
                325                 330                 335     


Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln 
            340                 345                 350         


Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val 
        355                 360                 365             


Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val 
    370                 375                 380                 


Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro 
385                 390                 395                 400 


Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr 
                405                 410                 415     


Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val 
            420                 425                 430         


Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu 
        435                 440                 445             


Ser Pro Gly Lys 
    450         


<210> 424
<211> 725
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31067 Chain 2 - MESO-B[MSLN]_H0_[CD3]_H1.30_L1.47_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 424
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Glu Val Gln Leu 
225                 230                 235                 240 


Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu 
                245                 250                 255     


Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp 
            260                 265                 270         


Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg 
        275                 280                 285             


Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly 
    290                 295                 300                 


Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln 
305                 310                 315                 320 


Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg 
                325                 330                 335     


His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly 
            340                 345                 350         


Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro Gly Ser Gly Lys 
        355                 360                 365             


Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gln Ala Val 
    370                 375                 380                 


Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr 
385                 390                 395                 400 


Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala 
                405                 410                 415     


Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly 
            420                 425                 430         


Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser 
        435                 440                 445             


Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu 
    450                 455                 460                 


Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val 
465                 470                 475                 480 


Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Gly Gly Gly Ser Gly 
                485                 490                 495     


Gly Gly Gly Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            500                 505                 510         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        515                 520                 525             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    530                 535                 540                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
545                 550                 555                 560 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                565                 570                 575     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            580                 585                 590         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        595                 600                 605             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    610                 615                 620                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
625                 630                 635                 640 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                645                 650                 655     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            660                 665                 670         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        675                 680                 685             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    690                 695                 700                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
705                 710                 715                 720 


Leu Ser Pro Gly Lys 
                725 


<210> 425
<211> 221
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31067 Chain 3 - MESO-B[MSLN]_L0 Light Chain

<400> 425
Gln Pro Val Leu Thr Gln Ser Ser Ser Leu Ser Ala Ser Pro Gly Ala 
1               5                   10                  15      


Ser Ala Ser Leu Thr Cys Thr Leu Arg Ser Gly Ile Asn Val Gly Pro 
            20                  25                  30          


Tyr Arg Ile Tyr Trp Tyr Gln Gln Lys Pro Gly Ser Pro Pro Gln Tyr 
        35                  40                  45              


Leu Leu Asn Tyr Lys Ser Asp Ser Asp Lys Gln Gln Gly Ser Gly Val 
    50                  55                  60                  


Pro Ser Arg Phe Ser Gly Ser Lys Asp Ala Ser Ala Asn Ala Gly Val 
65                  70                  75                  80  


Leu Leu Ile Ser Gly Leu Arg Ser Glu Asp Glu Ala Asp Tyr Tyr Cys 
                85                  90                  95      


Met Ile Trp His Ser Ser Ala Ala Val Phe Gly Gly Gly Thr Gln Leu 
            100                 105                 110         


Thr Val Leu Gly Gln Pro Lys Ala Ala Pro Ser Val Thr Leu Phe Pro 
        115                 120                 125             


Pro Ser Ser Glu Glu Leu Gln Ala Asn Lys Ala Thr Leu Val Cys Leu 
    130                 135                 140                 


Ile Ser Asp Phe Tyr Pro Gly Ala Val Thr Val Ala Trp Lys Ala Asp 
145                 150                 155                 160 


Ser Ser Pro Val Lys Ala Gly Val Glu Thr Thr Thr Pro Ser Lys Gln 
                165                 170                 175     


Ser Asn Asn Lys Tyr Ala Ala Ser Ser Tyr Leu Ser Leu Thr Pro Glu 
            180                 185                 190         


Gln Trp Lys Ser His Arg Ser Tyr Ser Cys Gln Val Thr His Glu Gly 
        195                 200                 205             


Ser Thr Val Glu Lys Thr Val Ala Pro Thr Glu Cys Ser 
    210                 215                 220     


<210> 426
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31705 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 426
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 427
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31705 Chain 2 - MESO-C[MSLN]_H1_[CD3]_H1.30_L1.47_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 427
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Glu Val Gln Leu Val Glu Ser 
225                 230                 235                 240 


Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys Ala 
                245                 250                 255     


Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg Gln 
            260                 265                 270         


Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys Tyr 
        275                 280                 285             


Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe Thr 
    290                 295                 300                 


Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn Ser 
305                 310                 315                 320 


Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly Asn 
                325                 330                 335     


Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly Thr 
            340                 345                 350         


Leu Val Thr Val Ser Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
        355                 360                 365             


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gln Ala Val Val Thr Gln 
    370                 375                 380                 


Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys 
385                 390                 395                 400 


Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val 
                405                 410                 415     


Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn 
            420                 425                 430         


Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly 
        435                 440                 445             


Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala 
    450                 455                 460                 


Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly 
465                 470                 475                 480 


Gly Thr Lys Leu Thr Val Leu Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 428
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31705 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 428
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 429
<211> 453
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31451 Chain 1 - MESO-A[MSLN]_H1.1_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 429
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
225                 230                 235                 240 


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
                245                 250                 255     


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
            260                 265                 270         


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
        275                 280                 285             


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser 
    290                 295                 300                 


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
305                 310                 315                 320 


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
                325                 330                 335     


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
            340                 345                 350         


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln 
        355                 360                 365             


Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala 
    370                 375                 380                 


Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
385                 390                 395                 400 


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
                405                 410                 415     


Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser 
            420                 425                 430         


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
        435                 440                 445             


Leu Ser Pro Gly Lys 
    450             


<210> 430
<211> 726
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31451 Chain 2 - MESO-A[MSLN]_H1.1_(G4S)2_[CD3]_L1.47_H1
      .30_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 430
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val 
225                 230                 235                 240 


Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr 
                245                 250                 255     


Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala 
            260                 265                 270         


Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly 
        275                 280                 285             


Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser 
    290                 295                 300                 


Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu 
305                 310                 315                 320 


Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val 
                325                 330                 335     


Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly 
            340                 345                 350         


Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val 
        355                 360                 365             


Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu 
    370                 375                 380                 


Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met 
385                 390                 395                 400 


Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg 
                405                 410                 415     


Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val 
            420                 425                 430         


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr 
        435                 440                 445             


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
    450                 455                 460                 


Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr 
465                 470                 475                 480 


Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser 
                485                 490                 495     


Gly Gly Gly Gly Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro 
            500                 505                 510         


Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp 
        515                 520                 525             


Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp 
    530                 535                 540                 


Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly 
545                 550                 555                 560 


Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn 
                565                 570                 575     


Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp 
            580                 585                 590         


Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro 
        595                 600                 605             


Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu 
    610                 615                 620                 


Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn 
625                 630                 635                 640 


Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile 
                645                 650                 655     


Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr 
            660                 665                 670         


Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys 
        675                 680                 685             


Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys 
    690                 695                 700                 


Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu 
705                 710                 715                 720 


Ser Leu Ser Pro Gly Lys 
                725     


<210> 431
<211> 213
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31451 Chain 3 - MESO-A[MSLN]_L1 Light Chain

<400> 431
Asp Val Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Ser Ser Val Ser Tyr Met 
            20                  25                  30          


Tyr Trp His Gln Gln Lys Pro Asp Gln Ser Pro Lys Leu Leu Ile Tyr 
        35                  40                  45              


Asp Thr Ser Asn Leu Ala Ser Gly Val Pro Val Arg Phe Ser Gly Ser 
    50                  55                  60                  


Gly Ser Gly Thr Asp Tyr Thr Leu Thr Ile Ser Ser Leu Glu Pro Glu 
65                  70                  75                  80  


Asp Phe Ala Val Tyr Tyr Cys Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
                85                  90                  95      


Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala Pro 
            100                 105                 110         


Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly Thr 
        115                 120                 125             


Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala Lys 
    130                 135                 140                 


Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln Glu 
145                 150                 155                 160 


Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser Ser 
                165                 170                 175     


Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr Ala 
            180                 185                 190         


Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser Phe 
        195                 200                 205             


Asn Arg Gly Glu Cys 
    210             


<210> 432
<211> 452
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31452 Chain 1 - MESO-B[MSLN]_H0_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 432
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val 
225                 230                 235                 240 


Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu 
                245                 250                 255     


Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys 
            260                 265                 270         


His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu 
        275                 280                 285             


Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr 
    290                 295                 300                 


Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn 
305                 310                 315                 320 


Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro 
                325                 330                 335     


Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln 
            340                 345                 350         


Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val 
        355                 360                 365             


Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val 
    370                 375                 380                 


Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro 
385                 390                 395                 400 


Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr 
                405                 410                 415     


Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val 
            420                 425                 430         


Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu 
        435                 440                 445             


Ser Pro Gly Lys 
    450         


<210> 433
<211> 725
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31452 Chain 2 - MESO-B[MSLN]_H0_(G4S)2_[CD3]_L1.47_H1.3
      0_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 433
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val 
225                 230                 235                 240 


Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu 
                245                 250                 255     


Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
            260                 265                 270         


Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly 
        275                 280                 285             


Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu 
    290                 295                 300                 


Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp 
305                 310                 315                 320 


Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe 
                325                 330                 335     


Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys 
            340                 345                 350         


Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln 
        355                 360                 365             


Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg 
    370                 375                 380                 


Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn 
385                 390                 395                 400 


Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile 
                405                 410                 415     


Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys 
            420                 425                 430         


Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu 
        435                 440                 445             


Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val 
    450                 455                 460                 


Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp 
465                 470                 475                 480 


Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly 
                485                 490                 495     


Gly Gly Gly Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            500                 505                 510         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        515                 520                 525             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    530                 535                 540                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
545                 550                 555                 560 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                565                 570                 575     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            580                 585                 590         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        595                 600                 605             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    610                 615                 620                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
625                 630                 635                 640 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                645                 650                 655     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            660                 665                 670         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        675                 680                 685             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    690                 695                 700                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
705                 710                 715                 720 


Leu Ser Pro Gly Lys 
                725 


<210> 434
<211> 221
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31452 Chain 3 - MESO-B[MSLN]_L0 Light Chain

<400> 434
Gln Pro Val Leu Thr Gln Ser Ser Ser Leu Ser Ala Ser Pro Gly Ala 
1               5                   10                  15      


Ser Ala Ser Leu Thr Cys Thr Leu Arg Ser Gly Ile Asn Val Gly Pro 
            20                  25                  30          


Tyr Arg Ile Tyr Trp Tyr Gln Gln Lys Pro Gly Ser Pro Pro Gln Tyr 
        35                  40                  45              


Leu Leu Asn Tyr Lys Ser Asp Ser Asp Lys Gln Gln Gly Ser Gly Val 
    50                  55                  60                  


Pro Ser Arg Phe Ser Gly Ser Lys Asp Ala Ser Ala Asn Ala Gly Val 
65                  70                  75                  80  


Leu Leu Ile Ser Gly Leu Arg Ser Glu Asp Glu Ala Asp Tyr Tyr Cys 
                85                  90                  95      


Met Ile Trp His Ser Ser Ala Ala Val Phe Gly Gly Gly Thr Gln Leu 
            100                 105                 110         


Thr Val Leu Gly Gln Pro Lys Ala Ala Pro Ser Val Thr Leu Phe Pro 
        115                 120                 125             


Pro Ser Ser Glu Glu Leu Gln Ala Asn Lys Ala Thr Leu Val Cys Leu 
    130                 135                 140                 


Ile Ser Asp Phe Tyr Pro Gly Ala Val Thr Val Ala Trp Lys Ala Asp 
145                 150                 155                 160 


Ser Ser Pro Val Lys Ala Gly Val Glu Thr Thr Thr Pro Ser Lys Gln 
                165                 170                 175     


Ser Asn Asn Lys Tyr Ala Ala Ser Ser Tyr Leu Ser Leu Thr Pro Glu 
            180                 185                 190         


Gln Trp Lys Ser His Arg Ser Tyr Ser Cys Gln Val Thr His Glu Gly 
        195                 200                 205             


Ser Thr Val Glu Lys Thr Val Ala Pro Thr Glu Cys Ser 
    210                 215                 220     


<210> 435
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31713 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 435
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 436
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31713 Chain 2 - MESO-C[MSLN]_H1_[CD3]_L1.47_H1.30_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 436
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 437
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31713 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 437
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 438
<211> 453
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31064 Chain 1 - MESO-A[MSLN]_H1.1_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 438
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
225                 230                 235                 240 


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
                245                 250                 255     


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
            260                 265                 270         


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
        275                 280                 285             


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser 
    290                 295                 300                 


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
305                 310                 315                 320 


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
                325                 330                 335     


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
            340                 345                 350         


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln 
        355                 360                 365             


Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala 
    370                 375                 380                 


Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
385                 390                 395                 400 


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
                405                 410                 415     


Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser 
            420                 425                 430         


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
        435                 440                 445             


Leu Ser Pro Gly Lys 
    450             


<210> 439
<211> 726
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31064 Chain 2 - MESO-A[MSLN]_H1.1_[CD3]_H1.32_L1.47_scF
      v(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 439
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Glu Val Gln 
225                 230                 235                 240 


Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg 
                245                 250                 255     


Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn 
            260                 265                 270         


Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile 
        275                 280                 285             


Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys 
    290                 295                 300                 


Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu 
305                 310                 315                 320 


Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val 
                325                 330                 335     


Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp 
            340                 345                 350         


Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro Gly Ser Gly 
        355                 360                 365             


Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gln Ala 
    370                 375                 380                 


Val Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val 
385                 390                 395                 400 


Thr Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr 
                405                 410                 415     


Ala Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile 
            420                 425                 430         


Gly Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly 
        435                 440                 445             


Ser Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro 
    450                 455                 460                 


Glu Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp 
465                 470                 475                 480 


Val Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Gly Gly Gly Ser 
                485                 490                 495     


Gly Gly Gly Gly Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro 
            500                 505                 510         


Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp 
        515                 520                 525             


Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp 
    530                 535                 540                 


Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly 
545                 550                 555                 560 


Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn 
                565                 570                 575     


Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp 
            580                 585                 590         


Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro 
        595                 600                 605             


Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu 
    610                 615                 620                 


Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn 
625                 630                 635                 640 


Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile 
                645                 650                 655     


Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr 
            660                 665                 670         


Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys 
        675                 680                 685             


Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys 
    690                 695                 700                 


Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu 
705                 710                 715                 720 


Ser Leu Ser Pro Gly Lys 
                725     


<210> 440
<211> 213
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31064 Chain 3 - MESO-A[MSLN]_L1 Light Chain

<400> 440
Asp Val Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Ser Ser Val Ser Tyr Met 
            20                  25                  30          


Tyr Trp His Gln Gln Lys Pro Asp Gln Ser Pro Lys Leu Leu Ile Tyr 
        35                  40                  45              


Asp Thr Ser Asn Leu Ala Ser Gly Val Pro Val Arg Phe Ser Gly Ser 
    50                  55                  60                  


Gly Ser Gly Thr Asp Tyr Thr Leu Thr Ile Ser Ser Leu Glu Pro Glu 
65                  70                  75                  80  


Asp Phe Ala Val Tyr Tyr Cys Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
                85                  90                  95      


Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala Pro 
            100                 105                 110         


Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly Thr 
        115                 120                 125             


Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala Lys 
    130                 135                 140                 


Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln Glu 
145                 150                 155                 160 


Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser Ser 
                165                 170                 175     


Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr Ala 
            180                 185                 190         


Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser Phe 
        195                 200                 205             


Asn Arg Gly Glu Cys 
    210             


<210> 441
<211> 452
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31068 Chain 1 - MESO-B[MSLN]_H0_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 441
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val 
225                 230                 235                 240 


Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu 
                245                 250                 255     


Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys 
            260                 265                 270         


His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu 
        275                 280                 285             


Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr 
    290                 295                 300                 


Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn 
305                 310                 315                 320 


Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro 
                325                 330                 335     


Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln 
            340                 345                 350         


Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val 
        355                 360                 365             


Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val 
    370                 375                 380                 


Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro 
385                 390                 395                 400 


Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr 
                405                 410                 415     


Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val 
            420                 425                 430         


Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu 
        435                 440                 445             


Ser Pro Gly Lys 
    450         


<210> 442
<211> 725
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31068 Chain 2 - MESO-B[MSLN]_H0_[CD3]_H1.32_L1.47_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 442
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Glu Val Gln Leu 
225                 230                 235                 240 


Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu 
                245                 250                 255     


Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp 
            260                 265                 270         


Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg 
        275                 280                 285             


Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly 
    290                 295                 300                 


Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln 
305                 310                 315                 320 


Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg 
                325                 330                 335     


His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly 
            340                 345                 350         


Gln Gly Thr Leu Val Thr Val Ser Ser Gly Lys Pro Gly Ser Gly Lys 
        355                 360                 365             


Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gln Ala Val 
    370                 375                 380                 


Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr 
385                 390                 395                 400 


Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala 
                405                 410                 415     


Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly 
            420                 425                 430         


Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser 
        435                 440                 445             


Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu 
    450                 455                 460                 


Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val 
465                 470                 475                 480 


Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Gly Gly Gly Ser Gly 
                485                 490                 495     


Gly Gly Gly Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            500                 505                 510         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        515                 520                 525             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    530                 535                 540                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
545                 550                 555                 560 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                565                 570                 575     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            580                 585                 590         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        595                 600                 605             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    610                 615                 620                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
625                 630                 635                 640 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                645                 650                 655     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            660                 665                 670         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        675                 680                 685             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    690                 695                 700                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
705                 710                 715                 720 


Leu Ser Pro Gly Lys 
                725 


<210> 443
<211> 221
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31068 Chain 3 - MESO-B[MSLN]_L0 Light Chain

<400> 443
Gln Pro Val Leu Thr Gln Ser Ser Ser Leu Ser Ala Ser Pro Gly Ala 
1               5                   10                  15      


Ser Ala Ser Leu Thr Cys Thr Leu Arg Ser Gly Ile Asn Val Gly Pro 
            20                  25                  30          


Tyr Arg Ile Tyr Trp Tyr Gln Gln Lys Pro Gly Ser Pro Pro Gln Tyr 
        35                  40                  45              


Leu Leu Asn Tyr Lys Ser Asp Ser Asp Lys Gln Gln Gly Ser Gly Val 
    50                  55                  60                  


Pro Ser Arg Phe Ser Gly Ser Lys Asp Ala Ser Ala Asn Ala Gly Val 
65                  70                  75                  80  


Leu Leu Ile Ser Gly Leu Arg Ser Glu Asp Glu Ala Asp Tyr Tyr Cys 
                85                  90                  95      


Met Ile Trp His Ser Ser Ala Ala Val Phe Gly Gly Gly Thr Gln Leu 
            100                 105                 110         


Thr Val Leu Gly Gln Pro Lys Ala Ala Pro Ser Val Thr Leu Phe Pro 
        115                 120                 125             


Pro Ser Ser Glu Glu Leu Gln Ala Asn Lys Ala Thr Leu Val Cys Leu 
    130                 135                 140                 


Ile Ser Asp Phe Tyr Pro Gly Ala Val Thr Val Ala Trp Lys Ala Asp 
145                 150                 155                 160 


Ser Ser Pro Val Lys Ala Gly Val Glu Thr Thr Thr Pro Ser Lys Gln 
                165                 170                 175     


Ser Asn Asn Lys Tyr Ala Ala Ser Ser Tyr Leu Ser Leu Thr Pro Glu 
            180                 185                 190         


Gln Trp Lys Ser His Arg Ser Tyr Ser Cys Gln Val Thr His Glu Gly 
        195                 200                 205             


Ser Thr Val Glu Lys Thr Val Ala Pro Thr Glu Cys Ser 
    210                 215                 220     


<210> 444
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31709 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 444
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 445
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31709 Chain 2 - MESO-C[MSLN]_H1_[CD3]_H1.32_L1.47_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 445
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Glu Val Gln Leu Val Glu Ser 
225                 230                 235                 240 


Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys Ala 
                245                 250                 255     


Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg Gln 
            260                 265                 270         


Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys Ala 
        275                 280                 285             


Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe Thr 
    290                 295                 300                 


Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn Ser 
305                 310                 315                 320 


Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly Asn 
                325                 330                 335     


Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly Thr 
            340                 345                 350         


Leu Val Thr Val Ser Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
        355                 360                 365             


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gln Ala Val Val Thr Gln 
    370                 375                 380                 


Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys 
385                 390                 395                 400 


Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val 
                405                 410                 415     


Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn 
            420                 425                 430         


Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly 
        435                 440                 445             


Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala 
    450                 455                 460                 


Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly 
465                 470                 475                 480 


Gly Thr Lys Leu Thr Val Leu Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 446
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31709 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 446
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 447
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32744 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 447
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 448
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32744 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_H1.32_L1.4
      7_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 448
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Glu Val Gln Leu Val Glu Ser 
225                 230                 235                 240 


Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys Ala 
                245                 250                 255     


Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg Gln 
            260                 265                 270         


Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys Ala 
        275                 280                 285             


Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe Thr 
    290                 295                 300                 


Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn Ser 
305                 310                 315                 320 


Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly Asn 
                325                 330                 335     


Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly Thr 
            340                 345                 350         


Leu Val Thr Val Ser Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
        355                 360                 365             


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gln Ala Val Val Thr Gln 
    370                 375                 380                 


Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys 
385                 390                 395                 400 


Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val 
                405                 410                 415     


Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn 
            420                 425                 430         


Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly 
        435                 440                 445             


Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala 
    450                 455                 460                 


Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly 
465                 470                 475                 480 


Gly Thr Lys Leu Thr Val Leu Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 449
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32744 Chain 3 - MESO-C[MSLN]_L1.3 Light Chain

<400> 449
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Ser Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 450
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32747 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 450
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 451
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32747 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_H1.32_L1.4
      7_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 451
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Glu Val Gln Leu Val Glu Ser 
225                 230                 235                 240 


Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys Ala 
                245                 250                 255     


Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg Gln 
            260                 265                 270         


Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys Ala 
        275                 280                 285             


Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe Thr 
    290                 295                 300                 


Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn Ser 
305                 310                 315                 320 


Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly Asn 
                325                 330                 335     


Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly Thr 
            340                 345                 350         


Leu Val Thr Val Ser Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
        355                 360                 365             


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gln Ala Val Val Thr Gln 
    370                 375                 380                 


Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys 
385                 390                 395                 400 


Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val 
                405                 410                 415     


Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn 
            420                 425                 430         


Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly 
        435                 440                 445             


Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala 
    450                 455                 460                 


Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly 
465                 470                 475                 480 


Gly Thr Lys Leu Thr Val Leu Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 452
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32747 Chain 3 - MESO-C[MSLN]_L1.4 Light Chain

<400> 452
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Leu Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 453
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32750 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 453
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 454
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32750 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_H1.32_L1.4
      7_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 454
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Glu Val Gln Leu Val Glu Ser 
225                 230                 235                 240 


Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys Ala 
                245                 250                 255     


Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg Gln 
            260                 265                 270         


Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys Ala 
        275                 280                 285             


Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe Thr 
    290                 295                 300                 


Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn Ser 
305                 310                 315                 320 


Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly Asn 
                325                 330                 335     


Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly Thr 
            340                 345                 350         


Leu Val Thr Val Ser Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
        355                 360                 365             


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gln Ala Val Val Thr Gln 
    370                 375                 380                 


Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys 
385                 390                 395                 400 


Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val 
                405                 410                 415     


Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn 
            420                 425                 430         


Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly 
        435                 440                 445             


Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala 
    450                 455                 460                 


Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly 
465                 470                 475                 480 


Gly Thr Lys Leu Thr Val Leu Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 455
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32750 Chain 3 - MESO-C[MSLN]_L1.5 Light Chain

<400> 455
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Tyr 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 456
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32851 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 456
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 457
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32851 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_H1.32_L1.4
      7_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 457
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Glu Val Gln Leu Val Glu Ser 
225                 230                 235                 240 


Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys Ala 
                245                 250                 255     


Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg Gln 
            260                 265                 270         


Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys Ala 
        275                 280                 285             


Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe Thr 
    290                 295                 300                 


Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn Ser 
305                 310                 315                 320 


Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly Asn 
                325                 330                 335     


Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly Thr 
            340                 345                 350         


Leu Val Thr Val Ser Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
        355                 360                 365             


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Gln Ala Val Val Thr Gln 
    370                 375                 380                 


Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys 
385                 390                 395                 400 


Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val 
                405                 410                 415     


Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn 
            420                 425                 430         


Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly 
        435                 440                 445             


Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala 
    450                 455                 460                 


Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly 
465                 470                 475                 480 


Gly Thr Lys Leu Thr Val Leu Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 458
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32851 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 458
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 459
<211> 453
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31453 Chain 1 - MESO-A[MSLN]_H1.1_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 459
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
225                 230                 235                 240 


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
                245                 250                 255     


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
            260                 265                 270         


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
        275                 280                 285             


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser 
    290                 295                 300                 


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
305                 310                 315                 320 


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
                325                 330                 335     


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
            340                 345                 350         


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln 
        355                 360                 365             


Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala 
    370                 375                 380                 


Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
385                 390                 395                 400 


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
                405                 410                 415     


Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser 
            420                 425                 430         


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
        435                 440                 445             


Leu Ser Pro Gly Lys 
    450             


<210> 460
<211> 726
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31453 Chain 2 - MESO-A[MSLN]_H1.1_(G4S)2_[CD3]_L1.47_H1
      .32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 460
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val 
225                 230                 235                 240 


Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr 
                245                 250                 255     


Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala 
            260                 265                 270         


Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly 
        275                 280                 285             


Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser 
    290                 295                 300                 


Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu 
305                 310                 315                 320 


Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val 
                325                 330                 335     


Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly 
            340                 345                 350         


Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val 
        355                 360                 365             


Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu 
    370                 375                 380                 


Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met 
385                 390                 395                 400 


Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg 
                405                 410                 415     


Ile Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val 
            420                 425                 430         


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr 
        435                 440                 445             


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
    450                 455                 460                 


Val Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr 
465                 470                 475                 480 


Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser 
                485                 490                 495     


Gly Gly Gly Gly Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro 
            500                 505                 510         


Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp 
        515                 520                 525             


Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp 
    530                 535                 540                 


Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly 
545                 550                 555                 560 


Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn 
                565                 570                 575     


Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp 
            580                 585                 590         


Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro 
        595                 600                 605             


Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu 
    610                 615                 620                 


Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn 
625                 630                 635                 640 


Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile 
                645                 650                 655     


Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr 
            660                 665                 670         


Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys 
        675                 680                 685             


Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys 
    690                 695                 700                 


Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu 
705                 710                 715                 720 


Ser Leu Ser Pro Gly Lys 
                725     


<210> 461
<211> 213
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31453 Chain 3 - MESO-A[MSLN]_L1 Light Chain

<400> 461
Asp Val Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Ser Ser Val Ser Tyr Met 
            20                  25                  30          


Tyr Trp His Gln Gln Lys Pro Asp Gln Ser Pro Lys Leu Leu Ile Tyr 
        35                  40                  45              


Asp Thr Ser Asn Leu Ala Ser Gly Val Pro Val Arg Phe Ser Gly Ser 
    50                  55                  60                  


Gly Ser Gly Thr Asp Tyr Thr Leu Thr Ile Ser Ser Leu Glu Pro Glu 
65                  70                  75                  80  


Asp Phe Ala Val Tyr Tyr Cys Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
                85                  90                  95      


Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala Pro 
            100                 105                 110         


Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly Thr 
        115                 120                 125             


Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala Lys 
    130                 135                 140                 


Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln Glu 
145                 150                 155                 160 


Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser Ser 
                165                 170                 175     


Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr Ala 
            180                 185                 190         


Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser Phe 
        195                 200                 205             


Asn Arg Gly Glu Cys 
    210             


<210> 462
<211> 452
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31454 Chain 1 - MESO-B[MSLN]_H0_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 462
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val 
225                 230                 235                 240 


Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu 
                245                 250                 255     


Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys 
            260                 265                 270         


His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu 
        275                 280                 285             


Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr 
    290                 295                 300                 


Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn 
305                 310                 315                 320 


Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro 
                325                 330                 335     


Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln 
            340                 345                 350         


Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val 
        355                 360                 365             


Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val 
    370                 375                 380                 


Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro 
385                 390                 395                 400 


Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr 
                405                 410                 415     


Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val 
            420                 425                 430         


Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu 
        435                 440                 445             


Ser Pro Gly Lys 
    450         


<210> 463
<211> 725
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31454 Chain 2 - MESO-B[MSLN]_H0_(G4S)2_[CD3]_L1.47_H1.3
      2_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 463
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val 
225                 230                 235                 240 


Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu 
                245                 250                 255     


Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
            260                 265                 270         


Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly 
        275                 280                 285             


Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu 
    290                 295                 300                 


Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp 
305                 310                 315                 320 


Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe 
                325                 330                 335     


Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys 
            340                 345                 350         


Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln 
        355                 360                 365             


Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg 
    370                 375                 380                 


Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn 
385                 390                 395                 400 


Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile 
                405                 410                 415     


Arg Ser Lys Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys 
            420                 425                 430         


Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu 
        435                 440                 445             


Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val 
    450                 455                 460                 


Arg His Gly Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp 
465                 470                 475                 480 


Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly 
                485                 490                 495     


Gly Gly Gly Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            500                 505                 510         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        515                 520                 525             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    530                 535                 540                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
545                 550                 555                 560 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                565                 570                 575     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            580                 585                 590         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        595                 600                 605             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    610                 615                 620                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
625                 630                 635                 640 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                645                 650                 655     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            660                 665                 670         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        675                 680                 685             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    690                 695                 700                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
705                 710                 715                 720 


Leu Ser Pro Gly Lys 
                725 


<210> 464
<211> 221
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31454 Chain 3 - MESO-B[MSLN]_L0 Light Chain

<400> 464
Gln Pro Val Leu Thr Gln Ser Ser Ser Leu Ser Ala Ser Pro Gly Ala 
1               5                   10                  15      


Ser Ala Ser Leu Thr Cys Thr Leu Arg Ser Gly Ile Asn Val Gly Pro 
            20                  25                  30          


Tyr Arg Ile Tyr Trp Tyr Gln Gln Lys Pro Gly Ser Pro Pro Gln Tyr 
        35                  40                  45              


Leu Leu Asn Tyr Lys Ser Asp Ser Asp Lys Gln Gln Gly Ser Gly Val 
    50                  55                  60                  


Pro Ser Arg Phe Ser Gly Ser Lys Asp Ala Ser Ala Asn Ala Gly Val 
65                  70                  75                  80  


Leu Leu Ile Ser Gly Leu Arg Ser Glu Asp Glu Ala Asp Tyr Tyr Cys 
                85                  90                  95      


Met Ile Trp His Ser Ser Ala Ala Val Phe Gly Gly Gly Thr Gln Leu 
            100                 105                 110         


Thr Val Leu Gly Gln Pro Lys Ala Ala Pro Ser Val Thr Leu Phe Pro 
        115                 120                 125             


Pro Ser Ser Glu Glu Leu Gln Ala Asn Lys Ala Thr Leu Val Cys Leu 
    130                 135                 140                 


Ile Ser Asp Phe Tyr Pro Gly Ala Val Thr Val Ala Trp Lys Ala Asp 
145                 150                 155                 160 


Ser Ser Pro Val Lys Ala Gly Val Glu Thr Thr Thr Pro Ser Lys Gln 
                165                 170                 175     


Ser Asn Asn Lys Tyr Ala Ala Ser Ser Tyr Leu Ser Leu Thr Pro Glu 
            180                 185                 190         


Gln Trp Lys Ser His Arg Ser Tyr Ser Cys Gln Val Thr His Glu Gly 
        195                 200                 205             


Ser Thr Val Glu Lys Thr Val Ala Pro Thr Glu Cys Ser 
    210                 215                 220     


<210> 465
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31717 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 465
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 466
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31717 Chain 2 - MESO-C[MSLN]_H1_[CD3]_L1.47_H1.32_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 466
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 467
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31717 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 467
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 468
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32745 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 468
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 469
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32745 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_L1.47_H1.3
      2_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 469
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 470
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32745 Chain 3 - MESO-C[MSLN]_L1.3 Light Chain

<400> 470
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Ser Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 471
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32748 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 471
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 472
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32748 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_L1.47_H1.3
      2_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 472
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 473
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32748 Chain 3 - MESO-C[MSLN]_L1.4 Light Chain

<400> 473
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Leu Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 474
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32751 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 474
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 475
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32751 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_L1.47_H1.3
      2_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 475
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 476
<211> 213
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32751 Chain 3 - MESO-C[MSLN]_L1.5 Light Chain

<400> 476
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Tyr 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu 
    210             


<210> 477
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32852 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 477
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 478
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32852 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_L1.47_H1.3
      2_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 478
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 479
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32852 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 479
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 480
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32947 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 480
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 481
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32947 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 481
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 482
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32947 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 482
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 483
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32948 Chain 1 - MESO-C[MSLN]_H1.12_IgG1_pI(-)_Isosteric
      _A_/PVA_/S267K/L368D/K370S

<400> 483
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 484
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32948 Chain 2 - MESO-C[MSLN]_H1.12_(G4S)2_[CD3]_L1.47_H
      1.32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 484
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 485
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32948 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 485
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 486
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32949 Chain 1 - MESO-C[MSLN]_H1.13_IgG1_pI(-)_Isosteric
      _A_/PVA_/S267K/L368D/K370S

<400> 486
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Tyr Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 487
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32949 Chain 2 - MESO-C[MSLN]_H1.13_(G4S)2_[CD3]_L1.47_H
      1.32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 487
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Tyr Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 488
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32949 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 488
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 489
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32950 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 489
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 490
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32950 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 490
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 491
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32950 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 491
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 492
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32951 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 492
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 493
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32951 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 493
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 494
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32951 Chain 3 - MESO-C[MSLN]_L1.5 Light Chain

<400> 494
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Tyr 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 495
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33366 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 495
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 496
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33366 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 496
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 497
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33366 Chain 3 - MESO-C[MSLN]_L1.13 Light Chain

<400> 497
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Gln Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 498
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33367 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 498
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 499
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33367 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 499
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 500
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33367 Chain 3 - MESO-C[MSLN]_L1.14 Light Chain

<400> 500
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 501
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33460 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 501
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 502
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33460 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_L1.47_H1.3
      2_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 502
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 503
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33460 Chain 3 - MESO-C[MSLN]_L1.19 Light Chain

<400> 503
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Tyr 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 504
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33461 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 504
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 505
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33461 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_L1.47_H1.3
      2_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 505
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 506
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33461 Chain 3 - MESO-C[MSLN]_L1.20 Light Chain

<400> 506
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 507
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33462 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 507
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 508
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33462 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_L1.47_H1.3
      2_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 508
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 509
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33462 Chain 3 - MESO-C[MSLN]_L1.21 Light Chain

<400> 509
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Val Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 510
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33463 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 510
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 511
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33463 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_L1.47_H1.3
      2_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 511
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 512
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33463 Chain 3 - MESO-C[MSLN]_L1.22 Light Chain

<400> 512
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Ile Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 513
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33464 Chain 1 - MESO-C[MSLN]_H1.12_IgG1_pI(-)_Isosteric
      _A_/PVA_/S267K/L368D/K370S

<400> 513
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 514
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33464 Chain 2 - MESO-C[MSLN]_H1.12_(G4S)2_[CD3]_L1.47_H
      1.32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 514
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 515
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33464 Chain 3 - MESO-C[MSLN]_L1.19 Light Chain

<400> 515
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Tyr 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 516
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33465 Chain 1 - MESO-C[MSLN]_H1.12_IgG1_pI(-)_Isosteric
      _A_/PVA_/S267K/L368D/K370S

<400> 516
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 517
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33465 Chain 2 - MESO-C[MSLN]_H1.12_(G4S)2_[CD3]_L1.47_H
      1.32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 517
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 518
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33465 Chain 3 - MESO-C[MSLN]_L1.20 Light Chain

<400> 518
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 519
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33466 Chain 1 - MESO-C[MSLN]_H1.12_IgG1_pI(-)_Isosteric
      _A_/PVA_/S267K/L368D/K370S

<400> 519
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 520
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33466 Chain 2 - MESO-C[MSLN]_H1.12_(G4S)2_[CD3]_L1.47_H
      1.32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 520
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 521
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33466 Chain 3 - MESO-C[MSLN]_L1.21 Light Chain

<400> 521
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Val Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 522
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33467 Chain 1 - MESO-C[MSLN]_H1.12_IgG1_pI(-)_Isosteric
      _A_/PVA_/S267K/L368D/K370S

<400> 522
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 523
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33467 Chain 2 - MESO-C[MSLN]_H1.12_(G4S)2_[CD3]_L1.47_H
      1.32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 523
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 524
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33467 Chain 3 - MESO-C[MSLN]_L1.22 Light Chain

<400> 524
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Ile Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 525
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP3396 Chain 1 - MESO-C[MSLN]_H1.14_IgG1_pI(-)_Isosteric_
      A_PVA_/S267K/L368D/K370S-(G4S)2_IgG1_PVA_/S267K/S364K/E357Q

<400> 525
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Gln Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 526
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP3396 Chain 2 - MESO-C[MSLN]_H1.14_(G4S)2_[CD3]_(G4S)2_I
      gG1_PVA_/S267K/S364K/E357Q

<400> 526
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Gln Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 527
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP3396 Chain 3 - MESO-C[MSLN]_L1.14 Light Chain

<400> 527
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 528
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33970 Chain 1 - MESO-C[MSLN]_H1.15_IgG1_pI(-)_Isosteric
      _A_PVA_/S267K/L368D/K370S-(G4S)2_IgG1_PVA_/S267K/S364K/E357Q

<400> 528
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 529
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33970 Chain 2 - MESO-C[MSLN]_H1.15_(G4S)2_[CD3]_(G4S)2_
      IgG1_PVA_/S267K/S364K/E357Q

<400> 529
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 530
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33970 Chain 3 - MESO-C[MSLN]_L1.14 Light Chain

<400> 530
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 531
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33972 Chain 1 - MESO-C[MSLN]_H1.16_IgG1_pI(-)_Isosteric
      _A_PVA_/S267K/L368D/K370S-(G4S)2_IgG1_PVA_/S267K/S364K/E357Q

<400> 531
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Gln Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 532
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33972 Chain 2 - MESO-C[MSLN]_H1.16_(G4S)2_[CD3]_(G4S)2_
      IgG1_PVA_/S267K/S364K/E357Q

<400> 532
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Gln Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 533
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33972 Chain 3 - MESO-C[MSLN]_L1.14 Light Chain

<400> 533
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 534
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34155 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S/M248L/N434S

<400> 534
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Leu His Glu 
            420                 425                 430         


Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 535
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34155 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q/
      M248L/N434S

<400> 535
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu His 
    690                 695                 700                 


Glu Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 536
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34155 Chain 3 - MESO-C[MSLN]_L1.14 Light Chain

<400> 536
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 537
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34156 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S/M248L/N434S

<400> 537
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Leu His Glu 
            420                 425                 430         


Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 538
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34156 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q/
      M248L/N434S

<400> 538
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu His 
    690                 695                 700                 


Glu Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 539
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34156 Chain 3 - MESO-C[MSLN]_L1.13 Light Chain

<400> 539
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Gln Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 540
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34157 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S/M248L/N434S

<400> 540
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Leu His Glu 
            420                 425                 430         


Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 541
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34157 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q/
      M248L/N434S

<400> 541
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu His 
    690                 695                 700                 


Glu Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 542
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34157 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 542
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 543
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34158 Chain 1 - MESO-C[MSLN]_H1.12_IgG1_pI(-)_Isosteric
      _A_/PVA_/S267K/L368D/K370S/M248L/N434S

<400> 543
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Leu His Glu 
            420                 425                 430         


Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 544
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34158 Chain 2 - MESO-C[MSLN]_H1.12_(G4S)2_[CD3]_L1.47_H
      1.32_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q
      /M248L/N434S

<400> 544
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Ala Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Ser Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu His 
    690                 695                 700                 


Glu Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 545
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34158 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 545
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 546
<211> 453
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31455 Chain 1 - MESO-A[MSLN]_H1.1_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 546
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
225                 230                 235                 240 


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
                245                 250                 255     


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
            260                 265                 270         


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
        275                 280                 285             


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser 
    290                 295                 300                 


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
305                 310                 315                 320 


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
                325                 330                 335     


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
            340                 345                 350         


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln 
        355                 360                 365             


Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala 
    370                 375                 380                 


Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
385                 390                 395                 400 


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
                405                 410                 415     


Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser 
            420                 425                 430         


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
        435                 440                 445             


Leu Ser Pro Gly Lys 
    450             


<210> 547
<211> 726
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31455 Chain 2 - MESO-A[MSLN]_H1.1_(G4S)2_[CD3]_(G4S)2_I
      gG1_C220S/PVA_/S267K/S364K/E357Q

<400> 547
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val 
225                 230                 235                 240 


Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr 
                245                 250                 255     


Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala 
            260                 265                 270         


Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly 
        275                 280                 285             


Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser 
    290                 295                 300                 


Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu 
305                 310                 315                 320 


Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val 
                325                 330                 335     


Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly 
            340                 345                 350         


Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val 
        355                 360                 365             


Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu 
    370                 375                 380                 


Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met 
385                 390                 395                 400 


Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg 
                405                 410                 415     


Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val 
            420                 425                 430         


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr 
        435                 440                 445             


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
    450                 455                 460                 


Val Arg His Gly Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr 
465                 470                 475                 480 


Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser 
                485                 490                 495     


Gly Gly Gly Gly Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro 
            500                 505                 510         


Pro Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp 
        515                 520                 525             


Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp 
    530                 535                 540                 


Val Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly 
545                 550                 555                 560 


Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn 
                565                 570                 575     


Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp 
            580                 585                 590         


Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro 
        595                 600                 605             


Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu 
    610                 615                 620                 


Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn 
625                 630                 635                 640 


Gln Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile 
                645                 650                 655     


Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr 
            660                 665                 670         


Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys 
        675                 680                 685             


Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys 
    690                 695                 700                 


Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu 
705                 710                 715                 720 


Ser Leu Ser Pro Gly Lys 
                725     


<210> 548
<211> 213
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31455 Chain 3 - MESO-A[MSLN]_L1 Light Chain

<400> 548
Asp Val Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Ser Ser Val Ser Tyr Met 
            20                  25                  30          


Tyr Trp His Gln Gln Lys Pro Asp Gln Ser Pro Lys Leu Leu Ile Tyr 
        35                  40                  45              


Asp Thr Ser Asn Leu Ala Ser Gly Val Pro Val Arg Phe Ser Gly Ser 
    50                  55                  60                  


Gly Ser Gly Thr Asp Tyr Thr Leu Thr Ile Ser Ser Leu Glu Pro Glu 
65                  70                  75                  80  


Asp Phe Ala Val Tyr Tyr Cys Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
                85                  90                  95      


Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala Pro 
            100                 105                 110         


Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly Thr 
        115                 120                 125             


Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala Lys 
    130                 135                 140                 


Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln Glu 
145                 150                 155                 160 


Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser Ser 
                165                 170                 175     


Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr Ala 
            180                 185                 190         


Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser Phe 
        195                 200                 205             


Asn Arg Gly Glu Cys 
    210             


<210> 549
<211> 452
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31456 Chain 1 - MESO-B[MSLN]_H0_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 549
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val 
225                 230                 235                 240 


Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu 
                245                 250                 255     


Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys 
            260                 265                 270         


His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu 
        275                 280                 285             


Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr 
    290                 295                 300                 


Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn 
305                 310                 315                 320 


Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro 
                325                 330                 335     


Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln 
            340                 345                 350         


Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val 
        355                 360                 365             


Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val 
    370                 375                 380                 


Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro 
385                 390                 395                 400 


Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr 
                405                 410                 415     


Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val 
            420                 425                 430         


Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu 
        435                 440                 445             


Ser Pro Gly Lys 
    450         


<210> 550
<211> 725
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31456 Chain 2 - MESO-B[MSLN]_H0_(G4S)2_[CD3]_(G4S)2_IgG
      1_C220S/PVA_/S267K/S364K/E357Q

<400> 550
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val 
225                 230                 235                 240 


Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu 
                245                 250                 255     


Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
            260                 265                 270         


Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly 
        275                 280                 285             


Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu 
    290                 295                 300                 


Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp 
305                 310                 315                 320 


Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe 
                325                 330                 335     


Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys 
            340                 345                 350         


Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln 
        355                 360                 365             


Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg 
    370                 375                 380                 


Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn 
385                 390                 395                 400 


Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile 
                405                 410                 415     


Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys 
            420                 425                 430         


Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu 
        435                 440                 445             


Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val 
    450                 455                 460                 


Arg His Gly Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp 
465                 470                 475                 480 


Gly Gln Gly Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly 
                485                 490                 495     


Gly Gly Gly Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
            500                 505                 510         


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
        515                 520                 525             


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
    530                 535                 540                 


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
545                 550                 555                 560 


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
                565                 570                 575     


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
            580                 585                 590         


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
        595                 600                 605             


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
    610                 615                 620                 


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln 
625                 630                 635                 640 


Val Lys Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala 
                645                 650                 655     


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
            660                 665                 670         


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
        675                 680                 685             


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser 
    690                 695                 700                 


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
705                 710                 715                 720 


Leu Ser Pro Gly Lys 
                725 


<210> 551
<211> 221
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP31456 Chain 3 - MESO-B[MSLN]_L0 Light Chain

<400> 551
Gln Pro Val Leu Thr Gln Ser Ser Ser Leu Ser Ala Ser Pro Gly Ala 
1               5                   10                  15      


Ser Ala Ser Leu Thr Cys Thr Leu Arg Ser Gly Ile Asn Val Gly Pro 
            20                  25                  30          


Tyr Arg Ile Tyr Trp Tyr Gln Gln Lys Pro Gly Ser Pro Pro Gln Tyr 
        35                  40                  45              


Leu Leu Asn Tyr Lys Ser Asp Ser Asp Lys Gln Gln Gly Ser Gly Val 
    50                  55                  60                  


Pro Ser Arg Phe Ser Gly Ser Lys Asp Ala Ser Ala Asn Ala Gly Val 
65                  70                  75                  80  


Leu Leu Ile Ser Gly Leu Arg Ser Glu Asp Glu Ala Asp Tyr Tyr Cys 
                85                  90                  95      


Met Ile Trp His Ser Ser Ala Ala Val Phe Gly Gly Gly Thr Gln Leu 
            100                 105                 110         


Thr Val Leu Gly Gln Pro Lys Ala Ala Pro Ser Val Thr Leu Phe Pro 
        115                 120                 125             


Pro Ser Ser Glu Glu Leu Gln Ala Asn Lys Ala Thr Leu Val Cys Leu 
    130                 135                 140                 


Ile Ser Asp Phe Tyr Pro Gly Ala Val Thr Val Ala Trp Lys Ala Asp 
145                 150                 155                 160 


Ser Ser Pro Val Lys Ala Gly Val Glu Thr Thr Thr Pro Ser Lys Gln 
                165                 170                 175     


Ser Asn Asn Lys Tyr Ala Ala Ser Ser Tyr Leu Ser Leu Thr Pro Glu 
            180                 185                 190         


Gln Trp Lys Ser His Arg Ser Tyr Ser Cys Gln Val Thr His Glu Gly 
        195                 200                 205             


Ser Thr Val Glu Lys Thr Val Ala Pro Thr Glu Cys Ser 
    210                 215                 220     


<210> 552
<211> 453
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32249 Chain 1 - MESO-A[MSLN]_H1.1_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 552
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro 
225                 230                 235                 240 


Val Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
                245                 250                 255     


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
            260                 265                 270         


Lys His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
        275                 280                 285             


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser 
    290                 295                 300                 


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
305                 310                 315                 320 


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
                325                 330                 335     


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
            340                 345                 350         


Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln 
        355                 360                 365             


Val Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala 
    370                 375                 380                 


Val Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
385                 390                 395                 400 


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
                405                 410                 415     


Thr Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser 
            420                 425                 430         


Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser 
        435                 440                 445             


Leu Ser Pro Gly Lys 
    450             


<210> 553
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32249 Chain 2 - MESO-A[MSLN]_H1.1_(G4S)2_[CD3]_L1.47_H1
      .89_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 553
Glu Val Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Ala Ser Gly Phe Asp Phe Ser Arg Tyr 
            20                  25                  30          


Trp Met Ser Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val 
        35                  40                  45              


Ser Glu Ile Asn Pro Asp Ser Ser Thr Ile Val Tyr Thr Pro Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Ser Leu Tyr 
65                  70                  75                  80  


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Gly Ser His Tyr Tyr Gly Tyr Arg Thr Gly Tyr Phe Asp 
            100                 105                 110         


Val Trp Gly Ala Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys 
        115                 120                 125             


Gly Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly 
    130                 135                 140                 


Gly Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro 
145                 150                 155                 160 


Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr 
                165                 170                 175     


Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val 
            180                 185                 190         


Val Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn 
        195                 200                 205             


Val Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro 
    210                 215                 220                 


Lys Ser Cys Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val 
225                 230                 235                 240 


Val Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr 
                245                 250                 255     


Leu Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala 
            260                 265                 270         


Asn Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly 
        275                 280                 285             


Gly Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser 
    290                 295                 300                 


Leu Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu 
305                 310                 315                 320 


Asp Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val 
                325                 330                 335     


Phe Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly 
            340                 345                 350         


Lys Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val 
        355                 360                 365             


Gln Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu 
    370                 375                 380                 


Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met 
385                 390                 395                 400 


Asn Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg 
                405                 410                 415     


Ile Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val 
            420                 425                 430         


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr 
        435                 440                 445             


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys 
    450                 455                 460                 


Val Arg His Gly Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr 
465                 470                 475                 480 


Trp Gly Gln Gly Thr Leu Val Thr Val Ser Ser Glu Pro Lys Ser Ser 
                485                 490                 495     


Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 554
<211> 213
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32249 Chain 3 - MESO-A[MSLN]_L1 Light Chain

<400> 554
Asp Val Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Ser Ser Val Ser Tyr Met 
            20                  25                  30          


Tyr Trp His Gln Gln Lys Pro Asp Gln Ser Pro Lys Leu Leu Ile Tyr 
        35                  40                  45              


Asp Thr Ser Asn Leu Ala Ser Gly Val Pro Val Arg Phe Ser Gly Ser 
    50                  55                  60                  


Gly Ser Gly Thr Asp Tyr Thr Leu Thr Ile Ser Ser Leu Glu Pro Glu 
65                  70                  75                  80  


Asp Phe Ala Val Tyr Tyr Cys Gln Gln Trp Ser Ser Tyr Pro Pro Thr 
                85                  90                  95      


Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala Pro 
            100                 105                 110         


Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly Thr 
        115                 120                 125             


Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala Lys 
    130                 135                 140                 


Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln Glu 
145                 150                 155                 160 


Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser Ser 
                165                 170                 175     


Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr Ala 
            180                 185                 190         


Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser Phe 
        195                 200                 205             


Asn Arg Gly Glu Cys 
    210             


<210> 555
<211> 452
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32250 Chain 1 - MESO-B[MSLN]_H0_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 555
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val 
225                 230                 235                 240 


Ala Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu 
                245                 250                 255     


Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys 
            260                 265                 270         


His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu 
        275                 280                 285             


Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr 
    290                 295                 300                 


Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn 
305                 310                 315                 320 


Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro 
                325                 330                 335     


Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln 
            340                 345                 350         


Val Tyr Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val 
        355                 360                 365             


Ser Leu Thr Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val 
    370                 375                 380                 


Glu Trp Glu Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro 
385                 390                 395                 400 


Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr 
                405                 410                 415     


Val Asp Lys Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val 
            420                 425                 430         


Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu 
        435                 440                 445             


Ser Pro Gly Lys 
    450         


<210> 556
<211> 721
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32250 Chain 2 - MESO-B[MSLN]_H0_(G4S)2_[CD3]_L1.47_H1.8
      9_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 556
Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Thr Pro Ser Gln 
1               5                   10                  15      


Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser Ser Asn 
            20                  25                  30          


Ser Ala Thr Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly Leu Glu 
        35                  40                  45              


Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp Tyr Ala 
    50                  55                  60                  


Val Ser Val Lys Ser Arg Met Ser Ile Asn Pro Asp Thr Ser Lys Asn 
65                  70                  75                  80  


Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr Ala Val 
                85                  90                  95      


Tyr Tyr Cys Ala Arg Gly Met Met Thr Tyr Tyr Tyr Gly Met Asp Val 
            100                 105                 110         


Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly 
        115                 120                 125             


Pro Ser Val Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly 
    130                 135                 140                 


Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val 
145                 150                 155                 160 


Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe 
                165                 170                 175     


Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val 
            180                 185                 190         


Thr Val Pro Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val 
        195                 200                 205             


Asn His Lys Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys 
    210                 215                 220                 


Ser Cys Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val 
225                 230                 235                 240 


Thr Gln Glu Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu 
                245                 250                 255     


Thr Cys Gly Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn 
            260                 265                 270         


Trp Val Gln Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly 
        275                 280                 285             


Thr Asn Lys Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu 
    290                 295                 300                 


Leu Gly Gly Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp 
305                 310                 315                 320 


Glu Ala Asp Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe 
                325                 330                 335     


Gly Gly Gly Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys 
            340                 345                 350         


Pro Gly Ser Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln 
        355                 360                 365             


Leu Val Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg 
    370                 375                 380                 


Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn 
385                 390                 395                 400 


Trp Val Arg Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile 
                405                 410                 415     


Arg Ser Lys Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys 
            420                 425                 430         


Gly Arg Phe Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu 
        435                 440                 445             


Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val 
    450                 455                 460                 


Arg His Gly Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp 
465                 470                 475                 480 


Gly Gln Gly Thr Leu Val Thr Val Ser Ser Glu Pro Lys Ser Ser Asp 
                485                 490                 495     


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
            500                 505                 510         


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
        515                 520                 525             


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
    530                 535                 540                 


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
545                 550                 555                 560 


Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val 
                565                 570                 575     


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
            580                 585                 590         


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
        595                 600                 605             


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
    610                 615                 620                 


Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu Thr 
625                 630                 635                 640 


Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
                645                 650                 655     


Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
            660                 665                 670         


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
        675                 680                 685             


Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu 
    690                 695                 700                 


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
705                 710                 715                 720 


Lys 
    


<210> 557
<211> 221
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32250 Chain 3 - MESO-B[MSLN]_L0 Light Chain

<400> 557
Gln Pro Val Leu Thr Gln Ser Ser Ser Leu Ser Ala Ser Pro Gly Ala 
1               5                   10                  15      


Ser Ala Ser Leu Thr Cys Thr Leu Arg Ser Gly Ile Asn Val Gly Pro 
            20                  25                  30          


Tyr Arg Ile Tyr Trp Tyr Gln Gln Lys Pro Gly Ser Pro Pro Gln Tyr 
        35                  40                  45              


Leu Leu Asn Tyr Lys Ser Asp Ser Asp Lys Gln Gln Gly Ser Gly Val 
    50                  55                  60                  


Pro Ser Arg Phe Ser Gly Ser Lys Asp Ala Ser Ala Asn Ala Gly Val 
65                  70                  75                  80  


Leu Leu Ile Ser Gly Leu Arg Ser Glu Asp Glu Ala Asp Tyr Tyr Cys 
                85                  90                  95      


Met Ile Trp His Ser Ser Ala Ala Val Phe Gly Gly Gly Thr Gln Leu 
            100                 105                 110         


Thr Val Leu Gly Gln Pro Lys Ala Ala Pro Ser Val Thr Leu Phe Pro 
        115                 120                 125             


Pro Ser Ser Glu Glu Leu Gln Ala Asn Lys Ala Thr Leu Val Cys Leu 
    130                 135                 140                 


Ile Ser Asp Phe Tyr Pro Gly Ala Val Thr Val Ala Trp Lys Ala Asp 
145                 150                 155                 160 


Ser Ser Pro Val Lys Ala Gly Val Glu Thr Thr Thr Pro Ser Lys Gln 
                165                 170                 175     


Ser Asn Asn Lys Tyr Ala Ala Ser Ser Tyr Leu Ser Leu Thr Pro Glu 
            180                 185                 190         


Gln Trp Lys Ser His Arg Ser Tyr Ser Cys Gln Val Thr His Glu Gly 
        195                 200                 205             


Ser Thr Val Glu Lys Thr Val Ala Pro Thr Glu Cys Ser 
    210                 215                 220     


<210> 558
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32251 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 558
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 559
<211> 718
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32251 Chain 2 - MESO-C[MSLN]_H1_[CD3]_L1.47_H1.89_scFv(
      GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 559
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Glu Pro Lys Ser Ser Asp Lys Thr His 
                485                 490                 495     


Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe 
            500                 505                 510         


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
        515                 520                 525             


Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp Pro Glu Val 
    530                 535                 540                 


Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
545                 550                 555                 560 


Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val 
                565                 570                 575     


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
            580                 585                 590         


Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser 
        595                 600                 605             


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
    610                 615                 620                 


Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu Thr Cys Leu Val 
625                 630                 635                 640 


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
                645                 650                 655     


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
            660                 665                 670         


Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp 
        675                 680                 685             


Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His 
    690                 695                 700                 


Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
705                 710                 715             


<210> 560
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32251 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 560
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 561
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32746 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 561
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 562
<211> 718
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32746 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_L1.47_H1.8
      9_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 562
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Glu Pro Lys Ser Ser Asp Lys Thr His 
                485                 490                 495     


Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe 
            500                 505                 510         


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
        515                 520                 525             


Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp Pro Glu Val 
    530                 535                 540                 


Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
545                 550                 555                 560 


Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val 
                565                 570                 575     


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
            580                 585                 590         


Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser 
        595                 600                 605             


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
    610                 615                 620                 


Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu Thr Cys Leu Val 
625                 630                 635                 640 


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
                645                 650                 655     


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
            660                 665                 670         


Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp 
        675                 680                 685             


Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His 
    690                 695                 700                 


Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
705                 710                 715             


<210> 563
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32746 Chain 3 - MESO-C[MSLN]_L1.3 Light Chain

<400> 563
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Ser Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 564
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32749 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 564
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 565
<211> 718
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32749 Chain 2 - MESO C[MSLN]_H1_(G4S)2_[CD3]_L1.47_H1.8
      9_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 565
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Glu Pro Lys Ser Ser Asp Lys Thr His 
                485                 490                 495     


Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe 
            500                 505                 510         


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
        515                 520                 525             


Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp Pro Glu Val 
    530                 535                 540                 


Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
545                 550                 555                 560 


Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val 
                565                 570                 575     


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
            580                 585                 590         


Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser 
        595                 600                 605             


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
    610                 615                 620                 


Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu Thr Cys Leu Val 
625                 630                 635                 640 


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
                645                 650                 655     


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
            660                 665                 670         


Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp 
        675                 680                 685             


Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His 
    690                 695                 700                 


Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
705                 710                 715             


<210> 566
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32749 Chain 3 - MESO-C[MSLN]_L1.4 Light Chain

<400> 566
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Leu Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 567
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32752 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 567
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 568
<211> 718
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32752 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_L1.47_H1.8
      9_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 568
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Glu Pro Lys Ser Ser Asp Lys Thr His 
                485                 490                 495     


Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe 
            500                 505                 510         


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
        515                 520                 525             


Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp Pro Glu Val 
    530                 535                 540                 


Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
545                 550                 555                 560 


Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val 
                565                 570                 575     


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
            580                 585                 590         


Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser 
        595                 600                 605             


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
    610                 615                 620                 


Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu Thr Cys Leu Val 
625                 630                 635                 640 


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
                645                 650                 655     


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
            660                 665                 670         


Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp 
        675                 680                 685             


Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His 
    690                 695                 700                 


Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
705                 710                 715             


<210> 569
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32752 Chain 3 - MESO-C[MSLN]_L1.5 Light Chain

<400> 569
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Tyr 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 570
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32853 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      /PVA_/S267K/L368D/K370S

<400> 570
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 571
<211> 718
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32853 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_L1.47_H1.8
      9_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 571
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Glu Pro Lys Ser Ser Asp Lys Thr His 
                485                 490                 495     


Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe 
            500                 505                 510         


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
        515                 520                 525             


Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp Pro Glu Val 
    530                 535                 540                 


Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
545                 550                 555                 560 


Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val 
                565                 570                 575     


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
            580                 585                 590         


Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser 
        595                 600                 605             


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
    610                 615                 620                 


Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu Thr Cys Leu Val 
625                 630                 635                 640 


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
                645                 650                 655     


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
            660                 665                 670         


Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp 
        675                 680                 685             


Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His 
    690                 695                 700                 


Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
705                 710                 715             


<210> 572
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP32853 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 572
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 573
<211> 718
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33974 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_PVA_/S267K/L368D/K370S

<400> 573
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Glu Pro Lys Ser Ser Asp Lys Thr His 
                485                 490                 495     


Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe 
            500                 505                 510         


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
        515                 520                 525             


Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp Pro Glu Val 
    530                 535                 540                 


Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
545                 550                 555                 560 


Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val 
                565                 570                 575     


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
            580                 585                 590         


Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser 
        595                 600                 605             


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
    610                 615                 620                 


Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu Thr Cys Leu Val 
625                 630                 635                 640 


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
                645                 650                 655     


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
            660                 665                 670         


Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp 
        675                 680                 685             


Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His 
    690                 695                 700                 


Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
705                 710                 715             


<210> 574
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33974 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .89_scFv(GKPGS)4_Fc(216)_IgG1_PVA_/S267K/S364K/E357Q

<400> 574
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 575
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33974 Chain 3 - MESO-C[MSLN]_L1.14 Light Chain

<400> 575
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 576
<211> 718
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33975 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      PVA_/S267K/L368D/K370S

<400> 576
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Glu Pro Lys Ser Ser Asp Lys Thr His 
                485                 490                 495     


Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe 
            500                 505                 510         


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
        515                 520                 525             


Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp Pro Glu Val 
    530                 535                 540                 


Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
545                 550                 555                 560 


Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val 
                565                 570                 575     


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
            580                 585                 590         


Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser 
        595                 600                 605             


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
    610                 615                 620                 


Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu Thr Cys Leu Val 
625                 630                 635                 640 


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
                645                 650                 655     


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
            660                 665                 670         


Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp 
        675                 680                 685             


Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His 
    690                 695                 700                 


Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
705                 710                 715             


<210> 577
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33975 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_L1.47_H1.8
      9_scFv(GKPGS)4_Fc(216)_IgG1_PVA_/S267K/S364K/E357Q

<400> 577
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 578
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33975 Chain 3 - MESO-C[MSLN]_L1.20 Light Chain

<400> 578
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 579
<211> 718
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33976 Chain 1 - MESO-C[MSLN]_H1.12_IgG1_pI(-)_Isosteric
      _A_PVA_/S267K/L368D/K370S

<400> 579
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Glu Pro Lys Ser Ser Asp Lys Thr His 
                485                 490                 495     


Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe 
            500                 505                 510         


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
        515                 520                 525             


Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp Pro Glu Val 
    530                 535                 540                 


Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
545                 550                 555                 560 


Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val 
                565                 570                 575     


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
            580                 585                 590         


Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser 
        595                 600                 605             


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
    610                 615                 620                 


Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu Thr Cys Leu Val 
625                 630                 635                 640 


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
                645                 650                 655     


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
            660                 665                 670         


Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp 
        675                 680                 685             


Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His 
    690                 695                 700                 


Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
705                 710                 715             


<210> 580
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33976 Chain 2 - MESO-C[MSLN]_H1.12_(G4S)2_[CD3]_L1.47_H
      1.89_scFv(GKPGS)4_Fc(216)_IgG1_PVA_/S267K/S364K/E357Q

<400> 580
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 581
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33976 Chain 3 - MESO-C[MSLN]_L1.20 Light Chain

<400> 581
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 582
<211> 718
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33977 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_PVA_/S267K/L368D/K370S

<400> 582
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Glu Pro Lys Ser Ser Asp Lys Thr His 
                485                 490                 495     


Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe 
            500                 505                 510         


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
        515                 520                 525             


Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp Pro Glu Val 
    530                 535                 540                 


Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
545                 550                 555                 560 


Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val 
                565                 570                 575     


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
            580                 585                 590         


Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser 
        595                 600                 605             


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
    610                 615                 620                 


Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu Thr Cys Leu Val 
625                 630                 635                 640 


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
                645                 650                 655     


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
            660                 665                 670         


Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp 
        675                 680                 685             


Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His 
    690                 695                 700                 


Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
705                 710                 715             


<210> 583
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33977 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .89_scFv(GKPGS)4_Fc(216)_IgG1_PVA_/S267K/S364K/E357Q

<400> 583
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 584
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33977 Chain 3 - MESO-C[MSLN]_L1.13 Light Chain

<400> 584
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Gln Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 585
<211> 718
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33978 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_PVA_/S267K/L368D/K370S

<400> 585
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Glu Pro Lys Ser Ser Asp Lys Thr His 
                485                 490                 495     


Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe 
            500                 505                 510         


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
        515                 520                 525             


Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp Pro Glu Val 
    530                 535                 540                 


Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
545                 550                 555                 560 


Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val 
                565                 570                 575     


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
            580                 585                 590         


Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser 
        595                 600                 605             


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
    610                 615                 620                 


Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu Thr Cys Leu Val 
625                 630                 635                 640 


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
                645                 650                 655     


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
            660                 665                 670         


Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp 
        675                 680                 685             


Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His 
    690                 695                 700                 


Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
705                 710                 715             


<210> 586
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33978 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .89_scFv(GKPGS)4_Fc(216)_IgG1_PVA_/S267K/S364K/E357Q

<400> 586
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 587
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33978 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 587
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 588
<211> 718
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33979 Chain 1 - MESO-C[MSLN]_H1_IgG1_pI(-)_Isosteric_A_
      PVA_/S267K/L368D/K370S

<400> 588
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Glu Pro Lys Ser Ser Asp Lys Thr His 
                485                 490                 495     


Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe 
            500                 505                 510         


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
        515                 520                 525             


Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp Pro Glu Val 
    530                 535                 540                 


Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
545                 550                 555                 560 


Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val 
                565                 570                 575     


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
            580                 585                 590         


Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser 
        595                 600                 605             


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
    610                 615                 620                 


Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu Thr Cys Leu Val 
625                 630                 635                 640 


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
                645                 650                 655     


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
            660                 665                 670         


Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp 
        675                 680                 685             


Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His 
    690                 695                 700                 


Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
705                 710                 715             


<210> 589
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33979 Chain 2 - MESO-C[MSLN]_H1_(G4S)2_[CD3]_L1.47_H1.8
      9_scFv(GKPGS)4_Fc(216)_IgG1_PVA_/S267K/S364K/E357Q

<400> 589
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 590
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33979 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 590
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 591
<211> 718
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33980 Chain 1 - MESO-C[MSLN]_H1.12_IgG1_pI(-)_Isosteric
      _A_PVA_/S267K/L368D/K370S

<400> 591
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Glu Pro Lys Ser Ser Asp Lys Thr His 
                485                 490                 495     


Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro Ser Val Phe 
            500                 505                 510         


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
        515                 520                 525             


Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp Pro Glu Val 
    530                 535                 540                 


Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
545                 550                 555                 560 


Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val 
                565                 570                 575     


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
            580                 585                 590         


Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser 
        595                 600                 605             


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
    610                 615                 620                 


Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu Thr Cys Leu Val 
625                 630                 635                 640 


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
                645                 650                 655     


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
            660                 665                 670         


Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp 
        675                 680                 685             


Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His 
    690                 695                 700                 


Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
705                 710                 715             


<210> 592
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33980 Chain 2 - MESO-C[MSLN]_H1.12_(G4S)2_[CD3]_L1.47_H
      1.89_scFv(GKPGS)4_Fc(216)_IgG1_PVA_/S267K/S364K/E357Q

<400> 592
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 593
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP33980 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 593
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 594
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34151 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 594
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 595
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34151 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .89_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 595
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 596
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34151 Chain 3 - MESO-C[MSLN]_L1.14 Light Chain

<400> 596
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 597
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34152 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 597
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 598
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34152 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .89_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 598
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 599
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34152 Chain 3 - MESO-C[MSLN]_L1.13 Light Chain

<400> 599
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Gln Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 600
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34153 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S

<400> 600
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 601
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34153 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .89_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 601
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 602
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34153 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 602
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 603
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34154 Chain 1 - MESO-C[MSLN]_H1.12_IgG1_pI(-)_Isosteric
      _A_/PVA_/S267K/L368D/K370S

<400> 603
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Met His Glu 
            420                 425                 430         


Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 604
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34154 Chain 2 - MESO-C[MSLN]_H1.12_(G4S)2_[CD3]_L1.47_H
      1.89_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q

<400> 604
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
    690                 695                 700                 


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 605
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34154 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 605
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 606
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34159 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S/M248L/N434S

<400> 606
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Leu His Glu 
            420                 425                 430         


Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 607
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34159 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .89_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q/
      M248L/N434S

<400> 607
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu His 
    690                 695                 700                 


Glu Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 608
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34159 Chain 3 - MESO-C[MSLN]_L1.14 Light Chain

<400> 608
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Phe Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 609
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34160 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S/M248L/N434S

<400> 609
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Leu His Glu 
            420                 425                 430         


Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 610
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34160 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .89_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q/
      M248L/N434S

<400> 610
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu His 
    690                 695                 700                 


Glu Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 611
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34160 Chain 3 - MESO-C[MSLN]_L1.13 Light Chain

<400> 611
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Gln Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 612
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34161 Chain 1 - MESO-C[MSLN]_H1.3_IgG1_pI(-)_Isosteric_
      A_/PVA_/S267K/L368D/K370S/M248L/N434S

<400> 612
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Leu His Glu 
            420                 425                 430         


Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 613
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34161 Chain 2 - MESO-C[MSLN]_H1.3_(G4S)2_[CD3]_L1.47_H1
      .89_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q/
      M248L/N434S

<400> 613
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Glu Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu His 
    690                 695                 700                 


Glu Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 614
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34161 Chain 3 - MESO-C[MSLN]_L1 Light Chain

<400> 614
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Ser Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 615
<211> 449
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34162 Chain 1 - MESO-C[MSLN]_H1.12_IgG1_pI(-)_Isosteric
      _A_/PVA_/S267K/L368D/K370S/M248L/N434S

<400> 615
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asp Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly Pro 
225                 230                 235                 240 


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
                245                 250                 255     


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu Asp 
            260                 265                 270         


Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
        275                 280                 285             


Ala Lys Thr Lys Pro Arg Glu Glu Glu Tyr Asn Ser Thr Tyr Arg Val 
    290                 295                 300                 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
305                 310                 315                 320 


Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys 
                325                 330                 335     


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
            340                 345                 350         


Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
        355                 360                 365             


Cys Asp Val Ser Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
    370                 375                 380                 


Ser Asp Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
385                 390                 395                 400 


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys 
                405                 410                 415     


Ser Arg Trp Glu Gln Gly Asp Val Phe Ser Cys Ser Val Leu His Glu 
            420                 425                 430         


Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly 
        435                 440                 445             


Lys 
    


<210> 616
<211> 722
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34162 Chain 2 - MESO-C[MSLN]_H1.12_(G4S)2_[CD3]_L1.47_H
      1.89_scFv(GKPGS)4_Fc(216)_IgG1_C220S/PVA_/S267K/S364K/E357Q
      /M248L/N434S

<400> 616
Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Ser Tyr 
            20                  25                  30          


Trp Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Met Ile His Pro Asn Ser Asp Asn Thr Ile Tyr Tyr Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Val Asp Lys Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Ile Ile Ile Thr Pro Val Val Pro Lys Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Leu Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Gly 
    210                 215                 220                 


Gly Gly Gly Ser Gly Gly Gly Gly Ser Gln Ala Val Val Thr Gln Glu 
225                 230                 235                 240 


Pro Ser Leu Thr Val Ser Pro Gly Gly Thr Val Thr Leu Thr Cys Gly 
                245                 250                 255     


Ser Ser Thr Gly Ala Val Thr Thr Ser Asn Tyr Ala Asn Trp Val Gln 
            260                 265                 270         


Gln Lys Pro Gly Lys Ser Pro Arg Gly Leu Ile Gly Gly Thr Asn Lys 
        275                 280                 285             


Arg Ala Pro Gly Val Pro Ala Arg Phe Ser Gly Ser Leu Leu Gly Gly 
    290                 295                 300                 


Lys Ala Ala Leu Thr Ile Ser Gly Ala Gln Pro Glu Asp Glu Ala Asp 
305                 310                 315                 320 


Tyr Tyr Cys Ala Leu Trp Tyr Ser Asn His Trp Val Phe Gly Gly Gly 
                325                 330                 335     


Thr Lys Leu Thr Val Leu Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser 
            340                 345                 350         


Gly Lys Pro Gly Ser Gly Lys Pro Gly Ser Glu Val Gln Leu Val Glu 
        355                 360                 365             


Ser Gly Gly Gly Leu Val Gln Pro Gly Gly Ser Leu Arg Leu Ser Cys 
    370                 375                 380                 


Ala Ala Ser Gly Phe Thr Phe Ser Thr Tyr Ala Met Asn Trp Val Arg 
385                 390                 395                 400 


Gln Ala Pro Gly Lys Gly Leu Glu Trp Val Gly Arg Ile Arg Ser Lys 
                405                 410                 415     


Tyr Asn Asn Tyr Ala Thr Tyr Tyr Ala Asp Ser Val Lys Gly Arg Phe 
            420                 425                 430         


Thr Ile Ser Arg Asp Asp Ser Lys Asn Thr Leu Tyr Leu Gln Met Asn 
        435                 440                 445             


Ser Leu Arg Ala Glu Asp Thr Ala Val Tyr Tyr Cys Val Arg His Gly 
    450                 455                 460                 


Asn Phe Gly Asp Glu Tyr Val Ser Trp Phe Ala Tyr Trp Gly Gln Gly 
465                 470                 475                 480 


Thr Leu Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly 
                485                 490                 495     


Ser Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Pro Val Ala Gly 
            500                 505                 510         


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
        515                 520                 525             


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Lys His Glu 
    530                 535                 540                 


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
545                 550                 555                 560 


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
                565                 570                 575     


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
            580                 585                 590         


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
        595                 600                 605             


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
    610                 615                 620                 


Thr Leu Pro Pro Ser Arg Glu Gln Met Thr Lys Asn Gln Val Lys Leu 
625                 630                 635                 640 


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
                645                 650                 655     


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
            660                 665                 670         


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
        675                 680                 685             


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu His 
    690                 695                 700                 


Glu Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
705                 710                 715                 720 


Gly Lys 
        


<210> 617
<211> 214
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      polypeptide

<220>
<223> XENP34162 Chain 3 - MESO-C[MSLN]_L1.9 Light Chain

<400> 617
Asp Ile Val Met Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Asn Cys Lys Ala Ser His Asp Val Gly Thr Ser 
            20                  25                  30          


Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Trp Ala Ser Thr Arg His Thr Gly Val Pro Asp Arg Phe Thr Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala 
65                  70                  75                  80  


Glu Asp Val Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Ser Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ala Gly Thr Lys Leu Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210> 618
<211> 5
<212> PRT
<213> Artificial Sequence

<220>
<223> Description of Artificial Sequence: Synthetic
      peptide

<220> 
<223> See specification as filed for detailed description of
      substitutions and preferred embodiments

<400> 618
Gly Gly Gly Gly Ser 
1               5   


