5AG2:
reference: The structure of the Caenorhabditis elegans manganese superoxide dismutase MnSOD-3-azide complex., Hunter GJ, Trinh CH, Bonetta R, Stewart EE, Cabelli DE, Hunter T, Protein Sci. 2015 Nov;24(11):1777-88. doi: 10.1002/pro.2768. Epub 2015 Aug 27. PMID: 26257399

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