2CXV:
reference: Dual modes of modification of hepatitis A virus 3C protease by a serine-derived beta-lactone: selective crystallization and formation of a functional catalytic triad in the active site., Yin J, Bergmann EM, Cherney MM, Lall MS, Jain RP, Vederas JC, James MN, J Mol Biol. 2005 Dec 9;354(4):854-71. Epub 2005 Oct 14. PMID: 16288920

This OCA Structure page
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