>sp|Q0HD51|PB1F2_I40A0 Protein PB1-F2 OS=Influenza A virus GN=PB1 MEQEQDTPWILSTGHISTQKGEGGQQTPKLEHHNSTRLMDHCQKTMNQVVMPKQIVYWKQ WLSLRNPILVFLKTRVLRQWRLFSKHEWTN