3APR:
reference: Binding of a reduced peptide inhibitor to the aspartic proteinase from Rhizopus chinensis: implications for a mechanism of action., Suguna K, Padlan EA, Smith CW, Carlson WD, Davies DR, Proc Natl Acad Sci U S A 1987 Oct;84(20):7009-13. PMID: 3313384

This OCA Structure page
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