1KNC:
reference: Metabolic enzymes of mycobacteria linked to antioxidant defense by a thioredoxin-like protein., Bryk R, Lima CD, Erdjument-Bromage H, Tempst P, Nathan C, Science 2002 Feb 8;295(5557):1073-7. PMID: 11799204

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