>sp|P16510|RDRP_I81A4 RNA-directed RNA polymerase catalytic subunit OS=Influenza A virus (strain A/Swine/Ontario/2/1981 H1N1) OX=384501 GN=PB1 PE=3 SV=1 MDVNPTLLFLKVPAQNAISTTFPYTGDPPYSHGTGTGYTMDTVNRTHQYSERGKWTINTE TGAPQLNPIDGPLPEDNEPTGYAQTDCVLEAMAFLEKSHPGIFENSCLETMEVIQQTRVD KLTQGRQTFDWTLNRNQPAATALANTIEVFRLNGLTTSESGRLIDFLKDVMESMDKEEME IVTHFQRKRRVRDNMTKKMVTQRTIGKKKQKLNKRGYLIRALTLNTMTKDAERGKLKRRA IATPGMQIRGFVYFVETLARSICEKLEQSGLPVGGNEKKAKLANVVRKMMTNSQDTELSF TITGDNTKWNENQNPRMFLAMITYITRNQPEWFRNVLSVAPIMFSNKMARLGKGYMFESK NMKLRTQIPAEMLSGIDLRYFNDSTRKKIEKIRPLLIEGAASLSPGMMMGMFNMLSTVLG VSILNLGQKEYTKTAYWWDGLQSSDDFALIVNAPNHEGIQAGVDRFYRTCKLLGINMSKK KSYINRTGTFEFTSFFYRYGFVANFSMELPSFGVSGINESADMSIGVTVIKNNMINNDLG PATAQMALQLFIKDYRYTYRCHRGDTQIQTRRSFEIKKLWDQTRSKAGLLVSDGGPNLYN IRNLHIPEVCLKWELMDKDYQGRLCNPLNPFVSHKEIESVNNAVVMPSHGPAKTMEYDAV ATTHSWVPKRNRSILNTSQRGILEDEQMYQKCCNLFEKFFPSSSYRRPVGISSMVEAMVS RARIDARIDFESGRIKKEDFAEIMKICSTIEDLRRQK