>1HHP_1|Chain A|UNLIGANDED HIV-1 PROTEASE|Human immunodeficiency virus type 1 (BRU ISOLATE) (11686) PQITLWQRPLVTIKIGGQLKEALLDTGADDTVLEEMSLPGRWKPKMIGGIGGFIKVRQYDQILIEICGHKAIGTVLVGPTPVNIIGRNLLTQIGCTLNF