>6nfc_H mol:protein length:128 BG18-like precursor HMP42 fragment antigen binding heavy chainQVQLVQSGAEVKKPGASVKVSCKASGYTFTGYYMHWVRQAPGQGLEWMGWINPNSGGTNYAQKFQGRVTMTRDTSISTAYMELSRLRSDDTAVYYCARDRGREWELESYYYYYYMDVWGKGTTVTVSS