>6O5X_1|Chains A, B, C, D|HIV-1 protease PR-S17|Human immunodeficiency virus 1 (11676) PQITLWQRPIVTIKIGGQLREALLDTGADDTVLEDIDLPGRWKPKLIVGIGGFVKVRQYEQVPIEIAGHKVVGTVLIGPTPSNIIGRNLMTQLGATLNF