1MEW:
reference: Crystal structures of Tritrichomonasfoetus inosine monophosphate dehydrogenase in complex with substrate, cofactor and analogs: a structural basis for the random-in ordered-out kinetic mechanism., Prosise GL, Luecke H, J Mol Biol 2003 Feb 14;326(2):517-27. PMID: 12559919

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