1ZPD:
reference: High resolution crystal structure of pyruvate decarboxylase from Zymomonas mobilis. Implications for substrate activation in pyruvate decarboxylases., Dobritzsch D, Konig S, Schneider G, Lu G, J Biol Chem 1998 Aug 7;273(32):20196-204. PMID: 9685367

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