>tr|O56019|O56019_9HIV1 Virion infectivity factor OS=Human immunodeficiency virus 1 OX=11676 GN=vif PE=2 SV=1 MENRWQVMIVWQVDRMRIKTWHSLVKHHIYISKKAKGWIYKHHYESTHPKISSEVHIPLG EAKLVIATYWGPHTGERDWHLGQGVSIEWRKRKYSTQVDPDLADQLIHQYYFDCFSESAI RNAILGQIVSPRCEYQAGHNKVGSLQYLALAVLVTPKGRKPPLPSVKKLTEDRWNKPQKT KGHRGSHTMNGH