>tr|Q774X4|Q774X4_SIV Virion infectivity factor OS=Simian immunodeficiency virus 17E-Fr GN=vif MEEEKRWIAVPTWRIPERLERWHSLIKYLKYKTKDLQKVCYVPHFKVGWAWWTCSRVIFP LQEGSHLEVQGYWHLTPEKGWLSTYAVRITWYSKNFWTDVTPNYADILLHSTYFPCFTAG EVRRAIRGEQLLSCCRFPRAHKYQVPSLQYLALKVVSDVRSQGENPTWKQWRRDNRRGLR MAKQNSRGDKQRGGKPPTKGANFPGLAKVLGILA