>4qy1_A mol:protein length:318 hemagglutinin DKICLGHHAVANGTIVKTLTNEQEEVTNATETVESTGINRLCMKGRKHKDLGNCHPIGM LIGTPACDLHLTGMWDTLIERENAIAYCYPGATVNVEALRQKIMESGGINKISTGFTYG SSINSAGTTRACMRNGGNSFYAELKWLVSKSKGQNFPQTTNTYRNTDTAEHLIMWGIHH PSSTQEKNDLYGTQSISISVGSSTYRNNFVPVVGARPQVNGQSGRIDFHWTLVQPGDNI TFSHNGGLIAPSRVSKLIGRGLGIQSDAPIDNNCESKCFWRGGSINTRLPFQNLSPRTV GQCPKYVNRRSLMLATGMRNVPE