1E5S:
reference: Structure of proline 3-hydroxylase. Evolution of the family of 2-oxoglutarate dependent oxygenases., Clifton IJ, Hsueh LC, Baldwin JE, Harlos K, Schofield CJ, Eur J Biochem 2001 Dec;268(24):6625-36. PMID: 11737217

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