2ZUX:
reference: Structural determinants responsible for substrate recognition and mode of action in family 11 polysaccharide lyases., Ochiai A, Itoh T, Mikami B, Hashimoto W, Murata K, J Biol Chem. 2009 Apr 10;284(15):10181-9. Epub 2009 Feb 4. PMID: 19193638

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