Anti-cMET antibody

摘要

Antibody capable of binding specifically to the human c-Met receptor and/or capable of specifically inhibiting the tyrosine kinase activity of said receptor, with an improved antagonistic activity, said antibody comprising a modified hinge region. A composition comprising such an antibody antagonist to c-Met and its use as a medicament for treating cancer.

主权项

1. A monoclonal chimeric or humanized anti-cMet antibody comprising:
a heavy chain comprising complementarity determining regions (CDR) CDR-H1, CDR-H2, and CDR-H3 comprising amino acid sequences SEQ ID Nos. 1, 2, and 3, respectively; a light chain comprising CDR-L1, CDR-L2, and CDR-L3 comprising amino acid sequences SEQ ID Nos. 5, 6, and 7, respectively; and a modified hinge region comprising the amino acid sequence SEQ ID No. 26.