>4qy1_S mol:protein length:318 hemagglutinin DKICLGHHAVANGTIVKTLTNEQEEVTNATETVESTGINRLCMKGRKHKDLGNCHPIGM LIGTPACDLHLTGMWDTLIERENAIAYCYPGATVNVEALRQKIMESGGINKISTGFTYG SSINSAGTTRACMRNGGNSFYAELKWLVSKSKGQNFPQTTNTYRNTDTAEHLIMWGIHH PSSTQEKNDLYGTQSISISVGSSTYRNNFVPVVGARPQVNGQSGRIDFHWTLVQPGDNI TFSHNGGLIAPSRVSKLIGRGLGIQSDAPIDNNCESKCFWRGGSINTRLPFQNLSPRTV GQCPKYVNRRSLMLATGMRNVPE