                         SEQUENCE LISTING

<110>  Zelarion Malta Limited
 
<120>  ANTI-CD2 ANTIBODIES 

<130>  105715PC

<140>  TBA
<141>  2021-06-22

<150> 63/182,095
<151> 2021-04-30

<150> 63/135,381
<151> 2021-01-08

<150> 63/042,844
<151> 2020-06-23

<160>  23    

<170>  PatentIn version 3.5

<210>  1
<211>  118
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  heavy chain variable region 

<400>  1

Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Gln Arg Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Ile Phe Thr Glu Tyr 
            20                  25                  30          


Tyr Met Tyr Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Leu Val 
        35                  40                  45              


Gly Arg Ile Asp Pro Glu Asp Gly Ser Ile Asp Tyr Val Glu Lys Phe 
    50                  55                  60                  


Lys Lys Lys Val Thr Leu Thr Ala Asp Thr Ser Ser Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Ser Leu Thr Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Gly Lys Phe Asn Tyr Arg Phe Ala Tyr Trp Gly Gln Gly Thr 
            100                 105                 110         


Leu Val Thr Val Ser Ser 
        115             


<210>  2
<211>  112
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  light chain variable region 

<400>  2

Asp Val Val Met Thr Gln Ser Pro Pro Ser Leu Leu Val Thr Leu Gly 
1               5                   10                  15      


Gln Pro Ala Ser Ile Ser Cys Arg Ser Ser Gln Ser Leu Leu His Ser 
            20                  25                  30          


Ser Gly Asn Thr Tyr Leu Asn Trp Leu Leu Gln Arg Pro Gly Gln Ser 
        35                  40                  45              


Pro Gln Pro Leu Ile Tyr Leu Val Ser Lys Leu Glu Ser Gly Val Pro 
    50                  55                  60                  


Asp Arg Phe Ser Gly Ser Gly Ser Gly Thr Asp Phe Thr Leu Lys Ile 
65                  70                  75                  80  


Ser Gly Val Glu Ala Glu Asp Val Gly Val Tyr Tyr Cys Met Gln Phe 
                85                  90                  95      


Thr His Tyr Pro Tyr Thr Phe Gly Gln Gly Thr Lys Leu Glu Ile Lys 
            100                 105                 110         

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

<220>
<223>  heavy chain variable region CDR 1

<400>  3

Glu Tyr Tyr Met Tyr 
1               5   


<210>  4
<211>  17
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  heavy chain variable region CDR 2

<400>  4

Arg Ile Asp Pro Glu Asp Gly Ser Ile Asp Tyr Val Glu Lys Phe Lys 
1               5                   10                  15      


Lys 
    


<210>  5
<211>  9
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  heavy chain variable region CDR 3

<400>  5

Gly Lys Phe Asn Tyr Arg Phe Ala Tyr 
1               5                   


<210>  6
<211>  16
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  light chain variable region CDR 1

<400>  6

Arg Ser Ser Gln Ser Leu Leu His Ser Ser Gly Asn Thr Tyr Leu Asn 
1               5                   10                  15      


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

<220>
<223>  light chain variable region CDR 2

<400>  7

Leu Val Ser Lys Leu Glu Ser 
1               5           


<210>  8
<211>  9
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  light chain variable region CDR 3

<400>  8

Met Gln Phe Thr His Tyr Pro Tyr Thr 
1               5                   



<210>  9
<211>  330
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  heavy chain constant region

<400>  9

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      


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


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


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


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


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


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


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


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


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


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


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


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


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


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


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 330 


<210>  10
<211>  330
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  heavy chain constant region

<400>  10

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


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


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


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


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


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


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


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


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


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


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


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


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


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 330 


<210>  11
<211>  330
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  heavy chain constant region

<400>  11

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


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


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


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


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


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


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


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


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


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


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


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


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


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 330 


<210>  12
<211>  330
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  heavy chain constant region

<400>  12

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


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


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


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


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


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


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


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


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


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


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


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


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


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 330 


<210>  13
<211>  330
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  heavy chain constant region

<400>  13

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


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


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


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


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


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


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


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


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


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


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


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


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


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
                325                 330 


<210>  14
<211>  107
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  light chain constant region

<400>  14

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 Leu 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>  15
<211>  107
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  light chain constant region

<400>  15

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>  16
<211>  1350
<212>  DNA
<213>  Artificial Sequence

<220>
<223>  optimized heavy chain sequence 

<400>  16
caagtgcagc tggtgcagag cggagctgag gtgcagagac ccggcgccag cgtcaaggtg       60

agctgtaagg ccagcggcta catcttcaca gaatactaca tgtactgggt gaggcaagcc      120

cccggccaag gactggagct ggtgggcaga atcgatccag aggatggcag catcgactac      180

gtggagaagt tcaagaagaa ggtgactctg acagccgaca caagcagcag cactgcttac      240

atggagctga gctctctgac tagcgatgac actgccgtgt actactgtgc taggggcaag      300

ttcaactata ggttcgccta ctggggccaa ggcactctgg tgacagtcag cagcgctagc      360

accaagggcc catcggtctt ccccctggca ccctcctcca agagcacctc tgggggcaca      420

gcggccctgg gctgcctggt caaggactac ttccccgaac cggtgacggt gtcgtggaac      480

tcaggcgccc tgaccagcgg cgtgcacacc ttcccggccg tcctacagtc ctcaggactc      540

tactccctca gcagcgtggt gaccgtgccc tccagcagct tgggcaccca gacctacatc      600

tgcaacgtga atcacaagcc cagcaacacc aaggtggaca agaaggttga gcccaaatct      660

tgtgacaaaa ctcacacatg cccaccgtgc ccagcacctg aactcctggg gggaccgtca      720

gtcttcctct tccccccaaa acccaaggac accctcatga tctcccggac ccctgaggtc      780

acatgcgtgg tggtggacgt gagccacgaa gaccctgagg tcaagttcaa ctggtacgtg      840

gacggcgtgg aggtgcataa tgccaagaca aagccgcggg aggagcagta caacagcacg      900

taccgtgtgg tcagcgtcct caccgtcctg caccaggact ggctgaatgg caaggagtac      960

aagtgcaagg tctccaacaa agccctccca gcccccatcg agaaaaccat ctccaaagcc     1020

aaagggcagc cccgagaacc acaggtgtac accctgcccc catcccggga cgagctgacc     1080

aagaaccagg tcagcctgac ctgcctggtc aaaggcttct atcccagcga catcgccgtg     1140

gagtgggaga gcaatgggca gccggagaac aactacaaga ccacgcctcc cgtgctggac     1200

tccgacggct ccttcttcct ctacagcaag ctcaccgtgg acaagagcag gtggcagcag     1260

gggaacgtct tctcatgctc cgtgatgcat gaggctctgc acaaccacta cacgcagaag     1320

agcctctccc tgtctccggg taaatgatga                                      1350


<210>  17
<211>  663
<212>  DNA
<213>  Artificial Sequence

<220>
<223>  optimized Light chain sequence

<400>  17
gacgtggtga tgactcagag ccctccttct ctgctggtga ctctgggcca gccagccagc       60

atcagctgta ggagcagcca gtctctgctg cactccagcg gcaacactta tctgaactgg      120

ctgctgcaga gacccggcca gagccctcag cctctgatct acctcgtgag caagctggag      180

agcggcgtgc cagataggtt tagcggcagc ggaagcggca ctgacttcac tctgaagatc      240

agcggcgtgg aagctgagga tgtgggcgtc tactactgca tgcagttcac acactaccca      300

tacactttcg gccaaggcac aaagctggaa atcaagcgta cggtggctgc accatctgtc      360

ttcatcttcc cgccatctga tgagcagttg aaatctggaa ctgcctctgt tgtgtgcctg      420

ctgaataact tctatcccag agaggccaaa gtacagtgga aggtggataa cgccctccaa      480

tcgggtaact cccaggagag tgtcacagag caggacagca aggacagcac ctacagcctc      540

agcagcaccc tgacgctgag caaagcagac tacgagaaac acaaagtcta cgcctgcgaa      600

gtcacccatc agggcctgag ctcgcccgtc acaaagagct tcaacagggg agagtgttga      660

tga                                                                    663


<210>  18
<211>  102
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  CH2 domain

<400>  18

Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
1               5                   10                  15      


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser Ala Glu Asp 
            20                  25                  30          


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


Ala Lys Thr Lys Pro Arg Glu Glu Gln Phe Asn Ser Thr Phe Arg Val 
    50                  55                  60                  


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
65                  70                  75                  80  


Tyr Lys Cys Lys Val Ser Asn Lys Gly Leu Pro Ser Ser Ile Glu Lys 
                85                  90                  95      


Thr Ile Ser Lys Thr Lys 
            100         


<210>  19
<211>  102
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  CH2 domain

<400>  19

Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
1               5                   10                  15      


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser Gln Glu Asp 
            20                  25                  30          


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


Ala Lys Thr Lys Pro Arg Glu Glu Gln Phe Asn Ser Thr Tyr Arg Val 
    50                  55                  60                  


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
65                  70                  75                  80  


Tyr Lys Cys Lys Val Ser Asn Lys Gly Leu Gly Ser Ser Ile Glu Lys 
                85                  90                  95      


Thr Ile Ser Lys Ala Lys 
            100         


<210>  20
<211>  107
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  CH3 domain

<400>  20

Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg Glu 
1               5                   10                  15      


Glu Met Thr Lys Asn Gln Val Ser Leu Thr Cys Leu Val Lys Gly Phe 
            20                  25                  30          


Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu 
        35                  40                  45              


Asn Asn Tyr Lys Thr Thr Pro Pro Met Leu Asp Ser Asp Gly Ser Phe 
    50                  55                  60                  


Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly 
65                  70                  75                  80  


Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr 
                85                  90                  95      


Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
            100                 105         


<210>  21
<211>  107
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  CH3 domain

<400>  21

Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Gln Glu 
1               5                   10                  15      


Glu Met Thr Lys Asn Gln Val Ser Leu Thr Cys Leu Val Lys Gly Phe 
            20                  25                  30          


Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu 
        35                  40                  45              


Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe 
    50                  55                  60                  


Phe Leu Tyr Ser Arg Leu Thr Val Asp Lys Ser Arg Trp Gln Glu Gly 
65                  70                  75                  80  


Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr 
                85                  90                  95      


Thr Gln Lys Ser Leu Ser Leu Ser Leu Gly Lys 
            100                 105         


<210>  22
<211>  356
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  belatacept

<400>  22

Met His Val Ala Gln Pro Ala Val Val Leu Ala Ser Ser Arg Gly Ile 
1               5                   10                  15      


Ala Ser Phe Val Cys Glu Tyr Ala Ser Pro Gly Lys Tyr Thr Glu Val 
            20                  25                  30          


Arg Val Thr Val Leu Arg Gln Ala Asp Ser Gln Val Thr Glu Val Cys 
        35                  40                  45              


Ala Ala Thr Tyr Met Met Gly Asn Glu Leu Thr Phe Leu Asp Asp Ser 
    50                  55                  60                  


Ile Cys Thr Gly Thr Ser Ser Gly Asn Gln Val Asn Leu Thr Ile Gln 
65                  70                  75                  80  


Gly Leu Arg Ala Met Asp Thr Gly Leu Tyr Ile Cys Lys Val Glu Leu 
                85                  90                  95      


Met Tyr Pro Pro Pro Tyr Tyr Glu Gly Ile Gly Asn Gly Thr Gln Ile 
            100                 105                 110         


Tyr Val Ile Asp Pro Glu Pro Cys Pro Asp Ser Asp Gln Glu Pro Lys 
        115                 120                 125             


Ser Ser Asp Lys Thr His Thr Ser Pro Pro Ser Pro Ala Pro Glu Leu 
    130                 135                 140                 


Leu Gly Gly Ser Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr 
145                 150                 155                 160 


Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val 
                165                 170                 175     


Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val 
            180                 185                 190         


Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser 
        195                 200                 205             


Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu 
    210                 215                 220                 


Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala 
225                 230                 235                 240 


Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro 
                245                 250                 255     


Gln Val Tyr Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln 
            260                 265                 270         


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


Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr 
    290                 295                 300                 


Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu 
305                 310                 315                 320 


Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Val Phe Ser Cys Ser Val 
                325                 330                 335     


Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu 
            340                 345                 350         


Ser Pro Gly Lys 
        355     


<210>  23
<211>  360
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  abatacept

<400>  23

Met Gly Val Leu Leu Thr Gln Arg Thr Leu Leu Ser Leu Val Leu Ala 
1               5                   10                  15      


Leu Leu Phe Pro Ser Met Ala Ser Met Ala Met His Val Ala Gln Pro 
            20                  25                  30          


Ala Val Val Leu Ala Ser Ser Arg Gly Ile Ala Ser Phe Val Cys Glu 
        35                  40                  45              


Tyr Ala Ser Pro Gly Lys Ala Thr Glu Val Arg Val Thr Val Leu Arg 
    50                  55                  60                  


Gln Ala Asp Ser Gln Val Thr Glu Val Cys Ala Ala Thr Tyr Met Met 
65                  70                  75                  80  


Gly Asn Glu Leu Thr Phe Leu Asp Asp Ser Ile Cys Thr Gly Thr Ser 
                85                  90                  95      


Ser Gly Asn Gln Val Asn Leu Thr Ile Gln Gly Leu Arg Ala Met Asp 
            100                 105                 110         


Thr Gly Leu Tyr Ile Cys Lys Val Glu Leu Met Tyr Pro Pro Pro Tyr 
        115                 120                 125             


Tyr Leu Gly Ile Gly Asn Gly Thr Gln Ile Tyr Val Ile Asp Pro Glu 
    130                 135                 140                 


Pro Cys Pro Asp Ser Asp Gln Glu Pro Lys Ser Ser Asp Lys Thr His 
145                 150                 155                 160 


Thr Ser Pro Pro Ser Pro Ala Pro Glu Leu Leu Gly Gly Ser Ser Val 
                165                 170                 175     


Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr 
            180                 185                 190         


Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro Glu 
        195                 200                 205             


Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys 
    210                 215                 220                 


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


Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys 
                245                 250                 255     


Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile 
            260                 265                 270         


Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro 
        275                 280                 285             


Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Thr Cys Leu 
    290                 295                 300                 


Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn 
305                 310                 315                 320 


Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser 
                325                 330                 335     


Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg 
            340                 345                 350         


Trp Gln Gln Gly Asn Val Phe Ser 
        355                 360 


