                               SEQUENCE LISTING

<110> NORTHERN BIOLOGICS INC.
 
<120> FLT3 AGONIST ANTIBODIES AND USES THEREOF

<130> 48885-720.601

<140> PCT/IB2019/001437
<141> 2019-12-17

<150> 62/781,213
<151> 2018-12-18

<160> 30    

<170> PatentIn version 3.5

<210> 1
<211> 7
<212> PRT
<213> Artificial Sequence

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

<400> 1
Gly Phe Thr Phe Ser Asn Tyr 
1               5           


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

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

<400> 2
Asn Tyr Gly Met Ala 
1               5   


<210> 3
<211> 6
<212> PRT
<213> Artificial Sequence

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

<400> 3
His Ser Gly Gly Gly Asp 
1               5       


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

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

<400> 4
Ser Ile His Ser Gly Gly Gly Asp Thr Tyr Tyr Arg Asp Ser Val Lys 
1               5                   10                  15      


Gly 
    


<210> 5
<211> 11
<212> PRT
<213> Artificial Sequence

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

<400> 5
Gly Arg Thr Pro Thr Gly Tyr Tyr Phe Asp His 
1               5                   10      


<210> 6
<211> 11
<212> PRT
<213> Artificial Sequence

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

<400> 6
Arg Ala Ser Glu Gly Ile His Asn Gly Leu Ala 
1               5                   10      


<210> 7
<211> 11
<212> PRT
<213> Artificial Sequence

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

<400> 7
Arg Ala Ser Glu Gly Ile His Asp Gly Leu Ala 
1               5                   10      


<210> 8
<211> 11
<212> PRT
<213> Artificial Sequence

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

<400> 8
Arg Ala Ser Glu Gly Ile His Ser Gly Leu Ala 
1               5                   10      


<210> 9
<211> 11
<212> PRT
<213> Artificial Sequence

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

<400> 9
Arg Ala Ser Glu Gly Ile His Thr Gly Leu Ala 
1               5                   10      


<210> 10
<211> 11
<212> PRT
<213> Artificial Sequence

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

<400> 10
Arg Ala Ser Glu Gly Ile His Leu Gly Leu Ala 
1               5                   10      


<210> 11
<211> 7
<212> PRT
<213> Artificial Sequence

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

<400> 11
Asn Ala Asn Ser Leu His Ser 
1               5           


<210> 12
<211> 9
<212> PRT
<213> Artificial Sequence

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

<400> 12
Gln Gln Tyr Tyr Asp Tyr Pro Leu Thr 
1               5                   


<210> 13
<211> 120
<212> PRT
<213> Artificial Sequence

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

<400> 13
Glu Val Gln Leu Val Glu Ser Gly Gly Asp Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Lys Leu Ser Cys Ala Pro Ser Gly Phe Thr Phe Ser Asn Tyr 
            20                  25                  30          


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


Ala Ser Ile His Ser Gly Gly Gly Asp Thr Tyr Tyr Arg Asp Ser Val 
    50                  55                  60                  


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


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


Ala Arg Gly Arg Thr Pro Thr Gly Tyr Tyr Phe Asp His Trp Gly Gln 
            100                 105                 110         


Gly Val Met Val Thr Val Tyr Ser 
        115                 120 


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

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

<400> 14
Ala Ile Gln Met Thr Gln Ser Pro Ala Ser Leu Ser Ala Ser Leu Gly 
1               5                   10                  15      


Glu Thr Val Thr Ile Glu Cys Arg Ala Ser Glu Gly Ile His Asn Gly 
            20                  25                  30          


Leu Ala Trp Tyr Gln Gln Lys Pro Gly Lys Ser Pro Gln Leu Leu Ile 
        35                  40                  45              


Tyr Asn Ala Asn Ser Leu His Ser Arg Val Pro Ser Arg Phe Ser Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Gln Phe Ser Leu Lys Ile Asn Ser Leu Gln Ser 
65                  70                  75                  80  


Glu Asp Val Ala Ser Tyr Phe Cys Gln Gln Tyr Tyr Asp Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Ser Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 15
<211> 120
<212> PRT
<213> Artificial Sequence

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

<400> 15
Glu Val Gln Leu Leu Glu Ser Gly Gly Gly Leu Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Pro Ser Gly Phe Thr Phe Ser Asn Tyr 
            20                  25                  30          


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


Ser Ser Ile His Ser Gly Gly Gly Asp Thr Tyr Tyr Arg Asp Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ser Lys Asn Thr 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 Gly Arg Thr Pro Thr Gly Tyr Tyr Phe Asp His Trp Gly Gln 
            100                 105                 110         


Gly Thr Met Val Thr Val Ser Ser 
        115                 120 


<210> 16
<211> 107
<212> PRT
<213> Artificial Sequence

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

<400> 16
Asp Ile Gln Met Thr Gln Ser Pro Ser Ser Leu Ser Ala Ser Val Gly 
1               5                   10                  15      


Asp Arg Val Thr Ile Thr Cys Arg Ala Ser Glu Gly Ile His Asn Gly 
            20                  25                  30          


Leu Ala Trp Tyr Gln Gln Lys Pro Gly Lys Val Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Asn Ala Asn Ser Leu His Ser Gly Val Pro Ser Arg Phe Ser Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Pro 
65                  70                  75                  80  


Glu Asp Val Ala Thr Tyr Phe Cys Gln Gln Tyr Tyr Asp Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Gln Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 17
<211> 120
<212> PRT
<213> Artificial Sequence

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

<400> 17
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 Asn Tyr 
            20                  25                  30          


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


Ala Ser Ile His Ser Gly Gly Gly Asp Thr Tyr Tyr Arg Asp 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 Gly Arg Thr Pro Thr Gly Tyr Tyr Phe Asp His Trp Gly Gln 
            100                 105                 110         


Gly Thr Met Val Thr Val Ser Ser 
        115                 120 


<210> 18
<211> 107
<212> PRT
<213> Artificial Sequence

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

<400> 18
Ala Ile Gln Met Thr Gln Ser Pro Ser Ser Leu Ser Ala Ser Val Gly 
1               5                   10                  15      


Asp Arg Val Thr Ile Thr Cys Arg Ala Ser Glu Gly Ile His Asn Gly 
            20                  25                  30          


Leu Ala Trp Tyr Gln Gln Lys Pro Gly Lys Ala Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Asn Ala Asn Ser Leu His Ser Gly Val Pro Ser Arg Phe Ser Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Pro 
65                  70                  75                  80  


Glu Asp Phe Ala Thr Tyr Tyr Cys Gln Gln Tyr Tyr Asp Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Gln Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 19
<211> 120
<212> PRT
<213> Artificial Sequence

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

<400> 19
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 Pro Ser Gly Phe Thr Phe Ser Asn Tyr 
            20                  25                  30          


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


Ser Ser Ile His Ser Gly Gly Gly Asp Thr Tyr Tyr Arg Asp Ser Val 
    50                  55                  60                  


Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Lys Asn Thr 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 Gly Arg Thr Pro Thr Gly Tyr Tyr Phe Asp His Trp Gly Gln 
            100                 105                 110         


Gly Thr Met Val Thr Val Ser Ser 
        115                 120 


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

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

<400> 20
Ala Ile Gln Leu Thr Gln Ser Pro Ser Ser Leu Ser Ala Ser Val Gly 
1               5                   10                  15      


Asp Arg Val Thr Ile Thr Cys Arg Ala Ser Glu Gly Ile His Asn Gly 
            20                  25                  30          


Leu Ala Trp Tyr Gln Gln Lys Pro Gly Lys Ala Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Asn Ala Asn Ser Leu His Ser Arg Val Pro Ser Arg Phe Ser Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Pro 
65                  70                  75                  80  


Glu Asp Phe Ala Thr Tyr Phe Cys Gln Gln Tyr Tyr Asp Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Gln Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 21
<211> 120
<212> PRT
<213> Artificial Sequence

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

<400> 21
Gln Val Gln Leu Val Glu Ser Gly Gly Gly Val Val Gln Pro Gly Arg 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Ala Ser Gly Phe Thr Phe Ser Asn Tyr 
            20                  25                  30          


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


Ala Ser Ile His Ser Gly Gly Gly Asp Thr Tyr Tyr Arg Asp Ser Val 
    50                  55                  60                  


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


Leu Gln Met Asn Ser Leu Arg Ala Glu Asp Thr Ala Thr Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Gly Arg Thr Pro Thr Gly Tyr Tyr Phe Asp His Trp Gly Gln 
            100                 105                 110         


Gly Thr Met Val Thr Val Ser Ser 
        115                 120 


<210> 22
<211> 107
<212> PRT
<213> Artificial Sequence

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

<400> 22
Asp Ile Gln Met Thr Gln Ser Pro Ser Ser Leu Ser Ala Ser Val Gly 
1               5                   10                  15      


Asp Arg Val Thr Ile Thr Cys Arg Ala Ser Glu Gly Ile His Asn Gly 
            20                  25                  30          


Leu Ala Trp Tyr Gln Gln Lys Pro Gly Lys Ala Pro Lys Arg Leu Ile 
        35                  40                  45              


Tyr Asn Ala Asn Ser Leu His Ser Arg Val Pro Ser Arg Phe Ser Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Glu Phe Thr Leu Thr Ile Ser Ser Leu Gln Pro 
65                  70                  75                  80  


Glu Asp Phe Ala Thr Tyr Tyr Cys Gln Gln Tyr Tyr Asp Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Gln Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 23
<211> 120
<212> PRT
<213> Artificial Sequence

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

<400> 23
Glu Val Gln Leu Val Glu Ser Gly Gly Val Val Val Gln Pro Gly Gly 
1               5                   10                  15      


Ser Leu Arg Leu Ser Cys Ala Pro Ser Gly Phe Thr Phe Ser Asn Tyr 
            20                  25                  30          


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


Ser Ser Ile His Ser Gly Gly Gly Asp Thr Tyr Tyr Ala Asp Ser Val 
    50                  55                  60                  


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


Leu Gln Met Asn Ser Leu Arg Thr Glu Asp Thr Ala Leu Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Gly Arg Thr Pro Thr Gly Tyr Tyr Phe Asp His Trp Gly Gln 
            100                 105                 110         


Gly Thr Met Val Thr Val Ser Ser 
        115                 120 


<210> 24
<211> 107
<212> PRT
<213> Artificial Sequence

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

<400> 24
Glu Ile Val Met Thr Gln Ser Pro Ala Thr Leu Ser Val Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Glu Gly Ile His Asn Gly 
            20                  25                  30          


Leu Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ala Pro Arg Leu Leu Ile 
        35                  40                  45              


Tyr Asn Ala Asn Ser Leu His Ser Gly Ile Pro Ala Arg Phe Ser Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Glu Phe Thr Leu Thr Ile Ser Ser Leu Gln Ser 
65                  70                  75                  80  


Glu Asp Phe Ala Val Tyr Phe Cys Gln Gln Tyr Tyr Asp Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Gln Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 25
<211> 107
<212> PRT
<213> Artificial Sequence

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

<400> 25
Asp Ile Gln Met Thr Gln Ser Pro Ser Ser Leu Ser Ala Ser Val Gly 
1               5                   10                  15      


Asp Arg Val Thr Ile Thr Cys Arg Ala Ser Glu Gly Ile His Asp Gly 
            20                  25                  30          


Leu Ala Trp Tyr Gln Gln Lys Pro Gly Lys Val Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Asn Ala Asn Ser Leu His Ser Gly Val Pro Ser Arg Phe Ser Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Pro 
65                  70                  75                  80  


Glu Asp Val Ala Thr Tyr Phe Cys Gln Gln Tyr Tyr Asp Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Gln Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 26
<211> 107
<212> PRT
<213> Artificial Sequence

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

<400> 26
Asp Ile Gln Met Thr Gln Ser Pro Ser Ser Leu Ser Ala Ser Val Gly 
1               5                   10                  15      


Asp Arg Val Thr Ile Thr Cys Arg Ala Ser Glu Gly Ile His Ser Gly 
            20                  25                  30          


Leu Ala Trp Tyr Gln Gln Lys Pro Gly Lys Val Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Asn Ala Asn Ser Leu His Ser Gly Val Pro Ser Arg Phe Ser Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Pro 
65                  70                  75                  80  


Glu Asp Val Ala Thr Tyr Phe Cys Gln Gln Tyr Tyr Asp Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Gln Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 27
<211> 107
<212> PRT
<213> Artificial Sequence

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

<400> 27
Asp Ile Gln Met Thr Gln Ser Pro Ser Ser Leu Ser Ala Ser Val Gly 
1               5                   10                  15      


Asp Arg Val Thr Ile Thr Cys Arg Ala Ser Glu Gly Ile His Thr Gly 
            20                  25                  30          


Leu Ala Trp Tyr Gln Gln Lys Pro Gly Lys Val Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Asn Ala Asn Ser Leu His Ser Gly Val Pro Ser Arg Phe Ser Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Pro 
65                  70                  75                  80  


Glu Asp Val Ala Thr Tyr Phe Cys Gln Gln Tyr Tyr Asp Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Gln Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 28
<211> 107
<212> PRT
<213> Artificial Sequence

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

<400> 28
Asp Ile Gln Met Thr Gln Ser Pro Ser Ser Leu Ser Ala Ser Val Gly 
1               5                   10                  15      


Asp Arg Val Thr Ile Thr Cys Arg Ala Ser Glu Gly Ile His Leu Gly 
            20                  25                  30          


Leu Ala Trp Tyr Gln Gln Lys Pro Gly Lys Val Pro Lys Leu Leu Ile 
        35                  40                  45              


Tyr Asn Ala Asn Ser Leu His Ser Gly Val Pro Ser Arg Phe Ser Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Pro 
65                  70                  75                  80  


Glu Asp Val Ala Thr Tyr Phe Cys Gln Gln Tyr Tyr Asp Tyr Pro Leu 
                85                  90                  95      


Thr Phe Gly Gln Gly Thr Lys Leu Glu Ile Lys 
            100                 105         


<210> 29
<211> 10
<212> PRT
<213> Artificial Sequence

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

<400> 29
Gly Phe Thr Phe Ser Asn Tyr Gly Met Ala 
1               5                   10  


<210> 30
<211> 11
<212> PRT
<213> Artificial Sequence

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


<220>
<221> MOD_RES
<222> (8)..(8)
<223> Any amino acid

<400> 30
Arg Ala Ser Glu Gly Ile His Xaa Gly Leu Ala 
1               5                   10      


