>8ek1_A mol:protein length:227 L9 Fab heavy chainQVKLVESGGGVVQPGRSLRLSCEASGFIFSTYGMHWVRQAPGKGLEWVAVIWFDGSNIYYADSVKGRFTISRDNSKNTVFMQMDSLRAEDTAVYYCHRNFYDGSGPFDYWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCDKTH