>9cxb_J mol:protein length:454 IgG2b Fab_1F4 Heavy ChainEVQLQQSGAELVKPGASVKLSCTASGFNIKDTYMYWVKQRPEQGLEWIGRIDPANGDTKYDPKFQGKATITTDTFSNTAYLQLSSLTSEDTAVYYCARKGLRWAMDYWGQGTSVTVSTAKTTPPSVYPLAPGCGDTTGSSVTLGCLVKGYFPESVTVTWNSGSLSSSVHTFPALLQSGLYTMSSSVTVPSSTWPSQTVTCSVAHPASSTTVDKKLEPSGPISTINPCPPCKECHKCPAPNLEGGPSVFIFPPNIKDVLMISLTPKVTCVVVDVSEDDPDVQISWFVNNVEVHTAQTQTHREDYNSTIRVVSTLPIQHQDWMSGKEFKCKVNNKDLPSPIERTISKIKGLVRAPQVYILPPPAEQLSRKDVSLTCLVVGFNPGDISVEWTSNGHTEENYKDTAPVLDSDGSYFIYSKLNMKTSKWEKTDSFSCNVRHEGLKNYYLKKTISRSPGK