>7qu1_A mol:protein length:234 Fab MAC1 heavy chainETGQVQLQQSGAELVKPGASVKISCKASGYAFGSHWMNWVKQRPGKGLEWIGQIYPGDGDTNYNGKFKGKATLTADKSSSTAYMQFSSLTSEDSAVYFCARDDYGTRYYFDYWGQGTTLTVSSATTKGPSVYPLAPGSAAQTNSMVTLGCLVKGYFPEPVTVTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVPSSTWPSQTVTCNVAHPASSTKVDKKIVPRDCGTKHHHHHH