>6vi2_D mol:protein length:243 FAB4 heavy chainECEISEVQLVESGGGLVQPGGSLRLSCAASGFNFYSSYIHWVRQAPGKGLEWVASISPYSGSTSYADSVKGRFTISADTSKNTAYLQMNSLRAEDTAVYYCARYSWPWVSYKPYYGLHFSAMDYWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCDKTHT