4KZT:
reference: Structure of N-acetyl-L-glutamate synthase/kinase from Maricaulis maris with the allosteric inhibitor L-arginine bound., Zhao G, Haskins N, Jin Z, M Allewell N, Tuchman M, Shi D, Biochem Biophys Res Commun. 2013 Aug 9;437(4):585-90. doi:, 10.1016/j.bbrc.2013.07.003. Epub 2013 Jul 10. PMID: 23850694

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