>9yxv_E mol:protein length:258 sfFab18 heavy chainMKKNIAFLLASMFVFSIATNAYAEISEVQLVESGGGLVQPGGSLRLSCAASGFNFASASIHWVRQAPGKGLEWVASIYSYSGYTYYADSVKGRFTISADTSKNTAYLQMNSLRAEDTAVYYCARNYDYPYWYSEEAFDYWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCDKTHT