>5t0b_B mol:protein length:180 Hemagglutinin HA2 chainGIFGAIAGFIEGGWTGMIDGWYGYHHENSQGSGYAADRESTQKAIDGITNKVNSIINKMNTQFEAVDHEFSNLERRIGNLNKRMEDGFLDVWTYNAELLVLLENERTLDLHDANVKNLYEKVKSQLRDNANDLGNGCFEFWHKCDNECMESVKNGTYDYPKYQKESKLNRQGIEGRLVPR