2PX6:
reference: Crystal structure of the thioesterase domain of human fatty acid synthase inhibited by Orlistat., Pemble CW 4th, Johnson LC, Kridel SJ, Lowther WT, Nat Struct Mol Biol. 2007 Aug;14(8):704-9. Epub 2007 Jul 8. PMID: 17618296

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