>tr|B1MQQ0|B1MQQ0_9INFA Protein PB1-F2 OS=Influenza A virus GN=PB1-F2 MEQGQDTPWTQSTEHTNIQKRGSGQQTQRLEHPNSTRLMDHYLRIMSPVGMHKQIVYWKQ WLSLKNPTQESLKTRVLKRWKLFNKQEWIN