1A1R:
reference: Crystal structure of the hepatitis C virus NS3 protease domain complexed with a synthetic NS4A cofactor peptide., Kim JL, Morgenstern KA, Lin C, Fox T, Dwyer MD, Landro JA, Chambers SP, Markland W, Lepre CA, O'Malley ET, Harbeson SL, Rice CM, Murcko MA, Caron PR, Thomson JA, Cell 1996 Oct 18;87(2):343-55. PMID: 8861917

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