>6urh_H mol:protein length:254 AR3X Heavy ChainQVQLEQSGAEVKKPGSSVKVSCKASGGTFSSFVINWVRQAPGQGLEWVGGIFQAPGPEREWLRDINPISGTINYAQRFQGRVTMTADESMTTVYMELSSLRSEDTAMYYCARENKFRYCRGGSCYSGAFDMWGQGTMVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCDKTHHHHHH