>4qy1_O mol:protein length:318 hemagglutinin DKICLGHHAVANGTIVKTLTNEQEEVTNATETVESTGINRLCMKGRKHKDLGNCHPIGM LIGTPACDLHLTGMWDTLIERENAIAYCYPGATVNVEALRQKIMESGGINKISTGFTYG SSINSAGTTRACMRNGGNSFYAELKWLVSKSKGQNFPQTTNTYRNTDTAEHLIMWGIHH PSSTQEKNDLYGTQSISISVGSSTYRNNFVPVVGARPQVNGQSGRIDFHWTLVQPGDNI TFSHNGGLIAPSRVSKLIGRGLGIQSDAPIDNNCESKCFWRGGSINTRLPFQNLSPRTV GQCPKYVNRRSLMLATGMRNVPE