4TOQ:
reference: Crystal structure of class III chitinase from pomegranate provides the insight into its metal storage capacity., Masuda T, Zhao G, Mikami B, Biosci Biotechnol Biochem. 2014 Sep 25:1-6. PMID: 25252615

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