>7l0l_E mol:protein length:222 Hemagglutinin HA2 chainGLFGAIAGFIEGGWQGMVDGWYGYHHSNDQGSGYAADKESTQKAFDCITNKVNSVIEKMNTQFEAVGKEFSNLERRLENLNKKMEDGFLDVWTYNAELLVLMENERTLDFHDSNVKNLYDKVRMQLRDNVKELGNGCFEFYHKCDDECMNSVKNGTYDYPKYEEESKLNRNEIKGVKGRLVPRGSPGSGYIPEAPRDGQAYVRKDGEWVLLSTFLGHHHHHH