>2ZTT_1|Chains A, C|RNA-directed RNA polymerase catalytic subunit|Influenza A virus (A/Puerto Rico/8/34(H1N1)) (211044) QRGVLEDEQMYQRCCNLFEKFFPSSSYRRPVGISSMVEAMVSRARIDARIDFESGRIKKEEFTEIMKICSTIEELRRQK >2ZTT_2|Chains B, D|Polymerase basic protein 2|Influenza A virus (A/Puerto Rico/8/34(H1N1)) (211044) GGSMERIKELRNLMSQSRTREILTKTTVDHMAIIKKYTSG