2VZ3: Bleached Galactose Oxidase
reference: Cross-link formation of the cysteine 228-tyrosine 272 catalytic cofactor of galactose oxidase does not require dioxygen., Rogers MS, Hurtado-Guerrero R, Firbank SJ, Halcrow MA, Dooley DM, Phillips SE, Knowles PF, McPherson MJ, Biochemistry. 2008 Sep 30;47(39):10428-39. Epub 2008 Sep 5. PMID: 18771294

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