>tr|A0A0B4USH7|A0A0B4USH7_9INFA Matrix protein 2 OS=Influenza A virus GN=M2 MSLLTEVETPTRNGWECKCSDSSDPLVIAASIIGILHLILWILDRLFFKCIYRRLKYGLK RGPSTEGVPESMREEYRQEQQSAVDVDDGHFVNIELE