Anti-CLL-1 antibodies and immunoconjugates
AssigneeGenentech, Inc.
InventorsBing Zheng, Andrew Polson, Cecilia Chiu, Wei-Ching Liang, Yan Wu
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Abstract
The invention provides anti-CLL-1 antibodies and immunoconjugates and methods of using the same.
Claims96
An isolated monoclonal anti-CLL-1 antibody, wherein the antibody comprises
- (a) HVR-H1 comprising the amino acid sequence of SEQ ID NO:8;
- (b) HVR-H2 comprising the amino acid sequence of SEQ ID NO:11;
- (c) HVR-H3 comprising the amino acid sequence of SEQ ID NO:10;
- (d) HVR-L1 comprising the amino acid sequence of SEQ ID NO:5;
- (e) HVR-L2 comprising the amino acid sequence of SEQ ID NO:6;
- and
- (f) HVR-L3 comprising the amino acid sequence of SEQ ID NO:7.
An isolated monoclonal anti-CLL-1 antibody, wherein the antibody comprises (a) a heavy chain variable region comprising the amino acid sequence of SEQ ID NO:34 and (b) a light chain variable region comprising the amino acid sequence of SEQ ID NO:32.
An immunoconjugate comprising a structure:
- wherein Ab is an isolated monoclonal anti-CLL-1 antibody, wherein the antibody comprises (a) HVR-H1 comprising the amino acid sequence of SEQ ID NO:8;
- (b) HVR-H2 comprising the amino acid sequence of SEQ ID NO:11;
- (c) HVR-H3 comprising the amino acid sequence of SEQ ID NO:10;
- (d) HVR-L1 comprising the amino acid sequence of SEQ ID NO:5;
- (e) HVR-L2 comprising the amino acid sequence of SEQ ID NO:6;
- and (f) HVR-L3 comprising the amino acid sequence of SEQ ID NO:7;
- wherein the antibody comprises an engineered free cysteine residue located in the light chain at K149C according to Kabat numbering;
- and
- wherein p is 2.
An immunoconjugate comprising a structure:
- wherein Ab is an isolated monoclonal anti-CLL-1 antibody, wherein the antibody comprises (a) HVR-H1 comprising the amino acid sequence of SEQ ID NO:8;
- (b) HVR-H2 comprising the amino acid sequence of SEQ ID NO:11;
- (c) HVR-H3 comprising the amino acid sequence of SEQ ID NO:10;
- (d) HVR-L1 comprising the amino acid sequence of SEQ ID NO:5;
- (e) HVR-L2 comprising the amino acid sequence of SEQ ID NO:6;
- and (f) HVR-L3 comprising the amino acid sequence of SEQ ID NO:7;
- wherein the antibody comprises an engineered free cysteine residue located in the light chain at K149C according to Kabat numbering;
- and
- wherein p is 1.
An immunoconjugate comprising a structure:
- wherein Ab is an isolated monoclonal anti-CLL-1 antibody, wherein the antibody comprises (a) a heavy chain variable region comprising the amino acid sequence of SEQ ID NO:34 and (b) a light chain variable region comprising the amino acid sequence of SEQ ID NO:32;
- wherein the antibody comprises an engineered free cysteine residue located in the light chain at K149C according to Kabat numbering;
- and
- wherein p is 2.
An immunoconjugate comprising a structure:
- wherein Ab is an isolated monoclonal anti-CLL-1 antibody, wherein the antibody comprises (a) a heavy chain variable region comprising the amino acid sequence of SEQ ID NO:34 and (b) a light chain variable region comprising the amino acid sequence of SEQ ID NO:32;
- wherein the antibody comprises an engineered free cysteine residue located in the light chain at K149C according to Kabat numbering;
- and
- wherein p is 1.
Dependencies are inferred from the claim text.