>3OGQ_1|Chains A, B|FIV protease|Feline immunodeficiency virus (11673) YNKVGTTTTLEKRPEILIFVNGYPIKFLLDTGADITVLNRRDFQVKNSIENGRQMMIGIGGGKRGTNYINVHLEIRDENYKTQCIFGNVCVLEDNSLSVNLLGRDNMIKFNIRLVM