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Class: Mainly Beta (13760)
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Architecture: Beta Barrel (4804)
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Topology: Cathepsin D, subunit A; domain 1 (745)
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Homologous Superfamily: Acid Proteases (745)
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Simian immunodeficiency virus. Organism_taxid: 11723. (1)
1TCWA:1-99; B:1-99SIV PROTEASE COMPLEXED WITH INHIBITOR SB203386