>d2f81b_ b.50.1.1 (B:) Human immunodeficiency virus type 1 protease {Human immunodeficiency virus type 1 [TaxId: 11676]} pqitlwkrplvtikiggqlkealldtgaddtvieemslpgrwkpkmiggiggfikvrqyd qiiieiaghkaigtvlvgptpvniigrnlmtqigatlnf