>5czv_H mol:protein length:223 Fab 20350 heavy chainQVQLVQSGAEVKKPGSSVKVSCKASGGTFSSYTISWVRQAPGQGLEWMGWIKPRWGAAHYAQKFQGRVTITADESTSTAYMELSSLRSEDTAVYYCARGSFWFGYWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCDKTH