>3OU4_1|Chain A|HIV-1 protease|Human immunodeficiency virus 1 (11676) PQITLWQRPIVTIKIGGQLKEALLNTGADDTVLEEVNLPGRWKPKLIGGIGGFVKVRQYDQVPIEICGHKVIGTVLVGPTPTNVIGRNLMTQIGCTLNF >3OU4_2|Chain B|HIV-1 protease|Human immunodeficiency virus 1 (11676) PQITLWQRPIVTIKIGGQLKEALLNTGADDTVLEEVNLPGRWKPKLIGGIGGFVKVRQYDQVPIEICGHKTIGTVLVGPTPTNVIGRNLMTQIGCTLNF >3OU4_3|Chain C|TF/PR substrate peptide|Human immunodeficiency virus 1 (11676) FNFPQIT