>4FAF_1|Chains A, B|HIV-1 protease|Human immunodeficiency virus 1 (11676) PQITLWQRPIVTIKIGGQLKEALLNTGADDTVLEEVNLPGRWKPKLIGGIGGFVKVRQYDQVPIEICGHKVIGTVLVGPTPTNVIGRNLMTQIGCTLNF >4FAF_2|Chain C[auth D]|substrate CA/p2 peptide|null (11686) RVLFEAM