>6mn7_H mol:protein length:236 BF520.1 Fab variable regionQVQLVQSGAEMKMPGASVKVSCKASGYTFTGNYIHWVRQAPGQGLEWMGWIAPHSGDTSYAQRFQGRVTMTGDTSLSTAYMELSRLRSDDTAVYYCARGPFPNYYGPGSYWGGLDFWGQGTLVSVSSEIVMTQSPATLSVSLGERATLSCRTSQNVAYNFAWYQQKPGQAPRLLIYEASSRATGTPARFSGSGFGTEFTLTISSMQSEDFAVYYCQQYNNWPSPFTFGPGTKVHIK