2PZV:
reference: Testing electrostatic complementarity in enzyme catalysis: hydrogen bonding in the ketosteroid isomerase oxyanion hole., Kraut DA, Sigala PA, Pybus B, Liu CW, Ringe D, Petsko GA, Herschlag D, PLoS Biol. 2006 Apr;4(4):e99. Epub 2006 Mar 28. PMID: 16602823

This OCA Structure page
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