>sp|P26144|RDRP_I82A2 RNA-directed RNA polymerase catalytic subunit OS=Influenza A virus GN=PB1 NLYNIRNLHIPEVCLKWELMDEDYQGRLCNPLNPFVSHKEIESVNNAVMMPAHGPAKNME YDAVATTHSWVPKRNRSILNTSQRGILEDEQMYQRCCNLFEKFFPSSSYRRPVGISSMVE AMVSRARIDARIDFESGRIKKEEFTEIMKTCSTIEELRRQK