>sp|P05779-1|M2_I30A0 Isoform M2 of Matrix protein 2 OS=Influenza A virus (strain A/Swine/Iowa/15/1930 H1N1) OX=380342 GN=M MSLPTEVETPTRNEWGCRCNDSSDHITIAAKFIGILHLILWILDRLFFKCIYRRLKYGPK RGPSTEGVPDSMREEYRQKQQNAADVDDGHFVNIELE