2YEP:
reference: Structural and biochemical analyses reveal how ornithine acetyl transferase binds acidic and basic amino acid substrates., Iqbal A, Clifton IJ, Chowdhury R, Ivison D, Domene C, Schofield CJ, Org Biomol Chem. 2011 Sep 21;9(18):6219-25. Epub 2011 Jul 28. PMID: 21796301

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