>8uad_D mol:protein length:181 Hemagglutinin HA2 chainGFFGAIAGFLEGGWEGMIAGWFGYTSHGAHGVAVAADLKATQEAINKITKNLNSLSELEVKNLYRLSYAMDELHNEILELDEKVDDLRADTISSQIELAVLLSNEGIINREDWFLLALERKLKKMLGPSAVEIGNGCFETKHKCNQTCLDKIAAGTFDAGEFSLPTFDSLNITAGGSEPEA