>6x3u_K mol:protein length:454 IgG2b Fab Heavy ChainEVQLQQSGAELVKPGASVKLSCTASGFNIKDTYMYWVKQRPEQGLEWIGRIDPANGDTKYDPKFQGKATITTDTFSNTAYLQLSSLTSEDTAVYYCARKGLRWAMDYWGQGTSVTVSTAKTTPPSVYPLAPGCGDTTGSSVTLGCLVKGYFPESVTVTWNSGSLSSSVHTFPALLQSGLYTMSSSVTVPSSTWPSQTVTCSVAHPASSTTVDKKLEPSGPISTINPCPPCKECHKCPAPNLEGGPSVFIFPPNIKDVLMISLTPKVTCVVVDVSEDDPDVQISWFVNNVEVHTAQTQTHREDYNSTIRVVSTLPIQHQDWMSGKEFKCKVNNKDLPSPIERTISKIKGLVRAPQVYILPPPAEQLSRKDVSLTCLVVGFNPGDISVEWTSNGHTEENYKDTAPVLDSDGSYFIYSKLNMKTSKWEKTDSFSCNVRHEGLKNYYLKKTISRSPGK