>sp|Q9IDV1|NEF_HV1YB Protein Nef OS=Human immunodeficiency virus type 1 group N (isolate YBF106) OX=388819 GN=nef PE=3 SV=3 MGKIWSKSSLVGWPEIRERIRRQTPEPAVGVGAVSQDLANRGAITTSNTKDNNQTVAWLE AQEEZEVGFPVRPQVPLRPMTYKAAFDLSFFLKEKGGLEGLVWSRKRQEILDLWVYHTQG FFPDWQNYTPGPGVRYPLCFGWCFKLVPLSEEAVEEANEGDNNALLHPICQHGVDDDHKQ VLVWRFDSSLARRHVAKELHPDFYKNC