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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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Cryphonectria parasitica. Organism_taxid: 5116 (1)
4APEA:171-326; A:2-170THE ACTIVE SITE OF ASPARTIC PROTEINASES