2X3Y:
reference: The Structure of Sedoheptulose-7-Phosphate Isomerase from Burkholderia pseudomallei Reveals a Zinc Binding Site at the Heart of the Active Site., Harmer NJ, J Mol Biol. 2010 May 4. PMID: 20447408

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