6GSG:
reference: Unraveling substrate specificity and catalytic promiscuity of Aspergillus oryzae catechol oxidase., Penttinen L, Rutanen C, Janis J, Rouvinen J, Hakulinen N, Chembiochem. 2018 Sep 11. doi: 10.1002/cbic.201800387. PMID: 30204291

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