>4YY1_1|Chains A, C|HA1|unidentified influenza virus (119212) DKICIGYHANNSTTQVDTLLEKNVTVTHSVELLENQKEKRFCKIMNKAPLDLKDCTIEGWILGNPKCDLLLGDQSWSYIVERPNAQNGICYPGVLNELEELKAFIGSGERVERFEMFPKSTWAGVDTSRGVTNACPSYTLDSSFYRNLVWLVKTDSATYPVIKGTYNNTGTQPILYFWGVHHPPDTTVQDNLYGSGDKYVRMGTESMNFAKSPEIAARPAVNGQRSRIDYYWSVLRPGETLNVESNGNLIAPWYAYKFVSTNKKGAVFKSDLPIENCDATCQTIAGVLKTNKTFQNVSPLWIGECPKYVKSESLRLATGLRNVPQ >4YY1_2|Chains B, D|HA2|unidentified influenza virus (119212) GIFGAIAGFIEGGWTGMIDGWYGYHHENSQGSGYAADRESTQKAIDGITNKVNSIINKMNTQFEAVDHEFSNLERRIGNLNKRMEDGFLDVWTYNAELLVLLENERTLDLHDANVKNLYEKVKSQLRDNANDLGNGCFEFWHKCDNECMESVKNGTYDYPKYQK