>sp|A4GCM0|M2_I35A3 Matrix protein 2 OS=Influenza A virus (strain A/USA:Phila/1935 H1N1) OX=425570 GN=M PE=3 SV=1 MSLLTEVETPIRNEWGCRCNGSSDPLVIAASIIGILHLILWILDRLLFKCIYRRFKYGLK RGPSTEGVPESMREEYRKEQQSAVDADDGHFVNIEPE