| 2PTR: reference: Substrate and Product Complexes of Escherichia coli Adenylosuccinate Lyase Provide New Insights into the Enzymatic Mechanism., Tsai M, Koo J, Yip P, Colman RF, Segall ML, Howell PL, J Mol Biol. 2007 Jul 13;370(3):541-554. Epub 2007 May 4. PMID: 17531264 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).