>5nj3_E mol:protein length:221 5D3-Fab heavy chainQVQLQESGPGLVKPSQSLSLTCTVTGFSITSDYAWNWIRQFPGKKLEWMGYINFDGGTTYNPSLRGRISITRDTSKNQFFLQLRSVTPEDTATYYCATFYGAKGTLDYWGQGTSVTVSSAKTTPPSVYPLAPVCGDTSGSSVTLGCLVKGYFPEPVTLTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVTSSTWPSQSITCNVAHPASSTKVDKKIEPRGP