>1HEF_1|Chain A[auth E]|HIV-1 PROTEASE|Human immunodeficiency virus 1 (11676) PQITLWQRPLVTIKIGGQLKEALLDTGADDTVLEENSLPGRWKPKMIGGIGGFIKVRQYDQILIEICGHKAIGTVLVGPTPVNIIGRNLLTQIGCTLNF >1HEF_2|Chain B[auth I]|SKF 108738 PEPTIDE INHIBITOR| AAXVX