>4s1d_O mol:protein length:220 MAB M33 FAB FRAGMENT, heavy chainEVQLQQSGAELVKPGASVKLSCTSSGFNNKDTFFQWVKQRPEEGLEWIGRIDPANGFTKYDPKFQGKATITVDTSSNTAYLQLNSLTSEDTALYYCTRWDTYGAAWFAYWGQGTLVTVSAAKTTPPSVYPLAPGSAAQTNSMVTLGCLVKGYFPEPVTVTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVPSSTWPSETVTCNVAHPASSTKVDKKIVPR