>4JUK_1|Chain A|Hemagglutinin HA1|Influenza A virus (573943) GSADPGDHICIGYHANNSTEQVDTIMEKNVTVTHAQDILEKTHNGKLCDLNGVKPLILKDCSVAGWLLGNPMCDEFINVPEWSYIVEKANPANDLCYPGNFNDYEELKHLLSRINHFEKIQIIPKDSWSDHEASLGVSSACPYQGNSSFFRNVVWLIKKGNAYPTIKKSYNNTNQEDLLVLWGIHHPNDEAEQTRLYQNPTTYISIGTSTLNQRLVPKIATRSKVNGQSGRIDFFWTILKPNDAINFESNGNFIAPEYAYKIVKKGDSTIMKSEVEYGNCNTRCQTPMGAINSSMPFHNIHPLTIGECPKYVKSNKLVLATGLRNSPQR >4JUK_2|Chain B|Hemagglutinin HA2|Influenza A virus (573943) GLFGAIAGFIEGGWQGMVDGWYGYHHSNEQGSGYAADKESTQKAIDGVTNKVNSIIDKMNTQFEAVGREFNNLERRIENLNKKMEDGFLDVWTYNAELLVLMENERTLDFHDSNVKNLYDKVRLQLRDNAKELGNGCFEFYHKCDNECMESVRNGTYDYPQYSEEARLKREEISGVRSLVPR