Patent ID: 8481687

Claim:
An isolated antibody that binds human ErbB3 comprising (i) an immunoglobulin heavy chain variable region comprising a CDR H1 comprising an amino acid sequence selected from the group consisting of SEQ ID NO: 57 and SEQ ID NO: 75, a CDR H2 comprising an amino acid sequence selected from the group consisting of SEQ ID NO: 58 and SEQ ID NO: 148, and a CDR H3 comprising the amino acid sequence of SEQ ID NO: 59; and (ii) an immunoglobulin light chain variable region comprising a CDR L1 comprising the amino acid sequence of SEQ ID NO: 60, a CDR L2 comprising the amino acid sequence of SEQ ID NO: 61, and a CDR L3 comprising the amino acid sequence of SEQ ID NO: 62.