CPC C07K 16/3092 (2013.01) [A61K 39/00117 (2018.08); A61K 2039/5156 (2013.01); A61K 2039/5158 (2013.01); C07K 2317/24 (2013.01); C07K 2317/34 (2013.01); C07K 2317/52 (2013.01); C07K 2317/622 (2013.01); C07K 2319/02 (2013.01); C07K 2319/30 (2013.01)] | 29 Claims |
1. A polypeptide comprising an anti-MUC1* antibody fragment, wherein the anti-MUC1* antibody fragment comprises a heavy chain variable region and a light chain variable region that have complementarity determining regions (CDRs) in the heavy chain variable region and the light chain variable region as follows:
CDR1 heavy chain SEQ ID NO: 123,
CDR1 light chain SEQ ID NO: 173,
CDR2 heavy chain SEQ ID NO: 127,
CDR2 light chain SEQ ID NO: 177,
CDR3 heavy chain SEQ ID NO: 131, and
CDR3 light chain SEQ ID NO: 181;
wherein the heavy chain variable region comprises an amino acid sequence that has at least 90% sequence identity to SEQ ID NO: 145 and the light chain variable region comprises an amino acid sequence that has at least 90% sequence identity to SEQ ID NO: 195; and
wherein the polypeptide binds to a receptor on an immune cell.
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