2POC:
reference: The Crystal and Solution Studies of Glucosamine-6-phosphate Synthase from Candida albicans., Raczynska J, Olchowy J, Konariev PV, Svergun DI, Milewski S, Rypniewski W, J Mol Biol. 2007 Sep 21;372(3):672-88. Epub 2007 Jul 12. PMID: 17681543

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