>3SPK_1|Chains A, B|HIV-1 protease|human immunodeficiency virus type 1 (11676) PQITLWKRPIVTIKIGGQLKEALLNTGADDTVLEEVNLPGRWKPKLIGGIGGFVKVRQYDQVPIEICGHKVIGTVLVGPTPTNVIGRNLMTQIGCTLNF