2OOX:
reference: Crystal structures of the adenylate sensor from fission yeast AMP-activated protein kinase., Townley R, Shapiro L, Science. 2007 Mar 23;315(5819):1726-9. Epub 2007 Feb 8. PMID: 17289942

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