>sp|P0C5V4|PB1F2_I02A5 Protein PB1-F2 OS=Influenza A virus GN=PB1 MEQGQDTPWTQSTEHTNIQKRGSGQQTQRLEHPNSTRLMDHYLRIMSPVGMHKQIVYWKQ WLSLKNPTQGSLKTRVLKRWKLFNKQEWIN