>tr|Q87773|Q87773_SIV Virion infectivity factor OS=Simian immunodeficiency virus OX=11723 GN=vif PE=3 SV=1 MEKEWIVVPTWRMTPRQIDRLQHIIKTHKYKSKELEKATYKHHYQIEWQWYTYCQWTIPV GDGTIWITFYHNLAPERGWLHMQGIRIQYQWNQWNTDLTPAVADRLIHNFYFPCFTARAV NQAVRGELLTSHCWTPHTDQVPSLQYLALQVYLKDGGGFLQSLPACARNTMVLHSKKCRV DPKRDQCHCKGRTGSDRSIQAFYSSRNIWSLESILKRRGRD