Patent ID: 7563439

Claim:
An HSG (histamine-succinyl-glycine)-binding antibody or fragment thereof having the light chain complementarity determining region (CDR) sequences CDR1 (KSSQSLFNSRTRKNYLG, residues 24-40 of SEQ ID NO:2), CDR2 (WASTRES, residues 56-62 of SEQ ID NO:2) and CDR3 (TQVYYLCT, residues 95-102 of SEQ ID NO:2) and the heavy chain CDR sequences CDR1 (IYTMS, residues 30-34 of SEQ ID NO:4), CDR2 (TLSGDGDDIYYPDSVKG, residues 49-65 of SEQ ID NO:4) and CDR3 (VRLGDWDFDV, residues 98-107 of SEQ ID NO:4).