>4WSU_1|Chains A, B[auth C], C[auth E]|Hemagglutinin HA1 chain|Influenza A virus (11320) ADLGSDKICIGYHANNSTTQVDTLLEKNVTVTHSVELLENQKEKRFCKIMNKAPLDLKDCTIEGWILGNPKCDLLLGDQSWSYIVERPNAQNGICYPGVLNELEELKAFIGSGERVERFEMFPKSTWAGVDTSRGVTNACPSYTIDSSFYRNLVWIVKTDSATYPVIKGTYNNTGTQPILYFWGVHHPLDTTVQDNLYGSGDKYVRMGTESMNFAKSPEIAARPAVNGQRSRIDYYWSVLRPGETLNVESNGNLIAPWYAYKFVSTNKKGAVFKSDLPIENCDATCQTITGVLRTNKTFQNVSPLWIGECPKYVKSESLRLATGLRNVPQIATR >4WSU_2|Chains D[auth B], E[auth D], F|Hemagglutinin HA2 chain|Influenza A virus (11320) GIFGAIAGFIEGGWTGMIDGWYGYHHENSQGSGYAADRESTQKAIDGITNKVNSIINKMNTQFEAVDHEFSNLERRIGNLNKRMEDGFLDVWTYNAELLVLLENERTLDLHDANVKNLYEKVKSQLRDNANDLGNGCFEFWHKCDNECMESVKNGTYDYPKYQKESKLNRQGIESGRLVPR