5IWE:
reference: Mechanisms and Specificity of Phenazine Biosynthesis Protein PhzF., Diederich C, Leypold M, Culka M, Weber H, Breinbauer R, Ullmann GM, Blankenfeldt W, Sci Rep. 2017 Jul 24;7(1):6272. doi: 10.1038/s41598-017-06278-w. PMID: 28740244

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