>d2hpeb_ b.50.1.1 (B:) Human immunodeficiency virus type 2 (HIV-2) protease {Human immunodeficiency virus type 2} pqfslwkrpvvtayiegqpvevlldtgaddsivagielgnnyspkivggiggfintleyk nveievlnkkvratimtgdtpinifgrniltalgmslnl