2VTC:
reference: The First Structure of a Glycoside Hydrolase Family 61 Member, Cel61B from the Hypocrea jecorina, at 1.6 A Resolution., Karkehabadi S, Hansson H, Kim S, Piens K, Mitchinson C, Sandgren M, J Mol Biol. 2008 Aug 13. PMID: 18723026

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