4F7V:
reference: Bisubstrate analog inhibitors of 6-hydroxymethyl-7,8-dihydropterin pyrophosphokinase: New lead exhibits a distinct binding mode., Shi G, Shaw G, Li Y, Wu Y, Yan H, Ji X, Bioorg Med Chem. 2012 Jul 15;20(14):4303-9. Epub 2012 Jun 6. PMID: 22727779

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