>3mlt_E mol:protein length:226 Human monoclonal anti-HIV-1 gp120 V3 antibody 2557 Fab heavy chainEVQLVESGGEVKQPGQSLKISCKSSGYNFLDSWIGWVRQIPGKGLEWIGIIYPDDSDAHYSPSFEGQVTMSVDKSISTAYLQWTTLQASDTGKYFCTRLYLFEGAQSSNAFDLWGQGTMILVSSGTTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKS