>6vi1_F mol:protein length:243 Synthetic Fab4 heavy chainECEISEVQLVESGGGLVQPGGSLRLSCAASGFNFYSSYIHWVRQAPGKGLEWVASISPYSGSTSYADSVKGRFTISADTSKNTAYLQMNSLRAEDTAVYYCARYSWPWVSYKPYYGLHFSAMDYWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCDKTHT