>tr|Q20SX4|Q20SX4_9INFA Protein PB1-F2 OS=Influenza A virus GN=PB1-F2
MEREQDTPWTQSTEHINIQKRGNGQQTQKLEHPNLTQLMDHYLRIMSQVDMHKQTVSWKQ
WLSLKSPTQESLKTRVLKRWKLFNKQEWTS