>d1meta_ b.50.1.1 (A:) Human immunodeficiency virus type 1 protease {Human immunodeficiency virus type 1} pqvtlwqrplvtikiggqlkealldtgaddtvleemslpgrwkpkmiggiggfikvrqyd qilieicghkaigtvlvgptpfniigrnlltqigctlnf