>4kth_B mol:protein length:181 HemagglutininGLFGAIAGFIEGGWQGMVDGWYGYHHSNEQGSGYAADKESTQKAIDGVTNKVNSIIDKMNTQFEAVGREFNNLERRIENLNKKMEDGFLDVWTYNAELLVLMENERTLDFHDSNVRNLYDKVRLQLKDNAKELGNGCFEFYHKCDNECMESVRNGTYDYPQYSEEARLKREEISSGRLVPR