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Class: All beta proteins (24004)
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Fold: Acid proteases (1120)
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Superfamily: Acid proteases (1120)
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Family: Retroviral protease (retropepsin) (591)
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Protein domain: Mason-Pfizer monkey virus protease (1)
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Simian retrovirus 1, SRV-1 [TaxId: 11942] (1)
1NSOA:FOLDED MONOMER OF PROTEASE FROM MASON-PFIZER MONKEY VIRUS