5M10:
reference: Characterization and Crystal Structure of a Robust Cyclohexanone Monooxygenase., Romero E, Castellanos JR, Mattevi A, Fraaije MW, Angew Chem Int Ed Engl. 2016 Nov 22. doi: 10.1002/anie.201608951. PMID: 27873437

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).