>d4hlab_ b.50.1.1 (B:) Human immunodeficiency virus type 1 protease {Human immunodeficiency virus type 1 (bru isolate) [TaxId: 11686]} pqitlwqrplvtikiggqlkealldtgaddtvleemslpgrwkpkmiggiggfikvrqyd qilieicghkaigtvlvgptpvniigrnlltqigctlnf