>sp|A8C8W4|M2_I67A2 Matrix protein 2 OS=Influenza A virus (strain A/Swine/Wisconsin/1/1967 H1N1) OX=382855 GN=M PE=3 SV=1 MSLLTEVETPIRSEWECRCNDSSDPLVAAASIIGILHLILWILDRLFFKCIYRRFKYGLK RGPSTEGVPESMREEYRQKQQNAVDVDDGHFVNIVLE