Patent ID: 11866495
Assignee: DEUTSCHES KREBSFORSCHUNGSZENTRUM STIFTUNG DES öFFENTLICHEN RECHTS
Field: Pharmaceuticals (Chemistry)
Classification: CPC C  A | IPC A  C

Claim 0:
1. An isolated antibody or antigen-binding fragment thereof specifically binding to human CEACAM6, wherein said antibody or antigen-binding fragment:
i. binds to an epitope of human CEACAM6, wherein said epitope comprises the amino acid residues GIn60, Asn61, Arg62, Ile63, Va183, Ile84, Gly85, Thr90, Ser127, Asp128 and Leu129 of SEQ ID NO: 179, and
ii. binds to a human CEACAM6 protein comprising an Ile63Leu mutation and does not bind to a human CEACAM6 protein comprising an 11 e63Phe mutation according to SEQ ID NO: 179, and
wherein the antibody or antigen-binding fragment includes
a) a heavy chain antigen-binding region that comprises an H-CDR1 comprising SEQ ID NO:48, an H-CDR2 comprising SEQ ID NO:49, and an H-CDR3 comprising SEQ ID NO:50 and a light chain antigen-binding region that comprises a L-CDR1 comprising SEQ ID NO:52, a L-CDR2 comprising SEQ ID NO:53, and a L-CDR3 comprising SEQ ID NO:54; or
b) a heavy chain antigen-binding region that comprises an H-CDR1 comprising SEQ ID NO:106, an H-CDR2 comprising SEQ ID NO:107, and an H-CDR3 comprising SEQ ID NO:108 and a light chain antigen-binding region that comprises a L-CDR1 comprising SEQ ID NO:110, a L-CDR2 comprising SEQ ID NO:111, and a L-CDR3 comprising SEQ ID NO:112; or
c) a heavy chain antigen-binding region that comprises an H-CDR1 comprising SEQ ID NO:4, an H-CDR2 comprising SEQ ID NO:5, and an H-CDR3 comprising SEQ ID NO:6 and a light chain antigen-binding region that comprises a L-CDR1 comprising SEQ ID NO:8, a L-CDR2 comprising SEQ ID NO:9, and a L-CDR3 comprising SEQ ID NO:10; or
d) a heavy chain antigen-binding region that comprises an H-CDR1 comprising SEQ ID NO:34, an H-CDR2 comprising SEQ ID NO:35, and an H-CDR3 comprising SEQ ID NO:36 and a light chain antigen-binding region that comprises a L-CDR1 comprising SEQ ID NO:38, a L-CDR2 comprising SEQ ID NO:39, and a L-CDR3 comprising SEQ ID NO:40; or
e) a heavy chain antigen-binding region that comprises an H-CDR1 comprising SEQ ID NO:120, an H-CDR2 comprising SEQ ID NO:121, and an H-CDR3 comprising SEQ ID NO:122 and a light chain antigen-binding region that comprises a L-CDR1 comprising SEQ ID NO:124, a L-CDR2 comprising SEQ ID NO:125, and a L-CDR3 comprising SEQ ID NO:126; or
f) a heavy chain antigen-binding region that comprises an H-CDR1 comprising SEQ ID NO:24, an H-CDR2 comprising SEQ ID NO:25, and an H-CDR3 comprising SEQ ID NO:26 and a light chain antigen-binding region that comprises a L-CDR1 comprising SEQ ID NO:28, a L-CDR2 comprising SEQ ID NO:29, and a L-CDR3 comprising SEQ ID NO:30; or
g) a heavy chain antigen-binding region that comprises an H-CDR1 comprising SEQ ID NO:76, an H-CDR2 comprising SEQ ID NO:77, and an H-CDR3 comprising SEQ ID NO:78 and a light chain antigen-binding region that comprises a L-CDR1 comprising SEQ ID NO:80, a L-CDR2 comprising SEQ ID NO:81, and a L-CDR3 comprising SEQ ID NO:82; or
h) a heavy chain antigen-binding region that comprises an H-CDR1 comprising SEQ ID NO:134, an H-CDR2 comprising SEQ ID NO:135, and an H-CDR3 comprising SEQ ID NO:136 and a light chain antigen-binding region that comprises a L-CDR1 comprising SEQ ID NO:138, a L-CDR2 comprising SEQ ID NO:139, and a L-CDR3 comprising SEQ ID NO:140; or
i) a heavy chain antigen-binding region that comprises an H-CDR1 comprising SEQ ID NO:148, an H-CDR2 comprising SEQ ID NO:149, and an H-CDR3 comprising SEQ ID NO:150 and a light chain antigen-binding region that comprises a L-CDR1 comprising SEQ ID NO:152, a L-CDR2 comprising SEQ ID NO:153, and a L-CDR3 comprising SEQ ID NO:154; or
j) a heavy chain antigen-binding region that comprises an H-CDR1 comprising SEQ ID NO:14, an H-CDR2 comprising SEQ ID NO:15, and an H-CDR3 comprising SEQ ID NO:16 and a light chain antigen-binding region that comprises a L-CDR1 comprising SEQ ID NO:18, a L-CDR2 comprising SEQ ID NO:19, and a L-CDR3 comprising SEQ ID NO:20; or
k) a heavy chain antigen-binding region that comprises an H-CDR1 comprising SEQ ID NO:62, an H-CDR2 comprising SEQ ID NO:63, and an H-CDR3 comprising SEQ ID NO:64 and a light chain antigen-binding region that comprises a L-CDR1 comprising SEQ ID NO:66, a L-CDR2 comprising SEQ ID NO:67, and a L-CDR3 comprising SEQ ID NO:68; or
l) a heavy chain antigen-binding region that comprises an H-CDR1 comprising SEQ ID NO:92, an H-CDR2 comprising SEQ ID NO:93, and an H-CDR3 comprising SEQ ID NO:94 and a light chain antigen-binding region that comprises a L-CDR1 comprising SEQ ID NO:96, a L-CDR2 comprising SEQ ID NO:97, and a L-CDR3 comprising SEQ ID NO:98.