2CWR:
reference: Tertiary structure and carbohydrate recognition by the chitin-binding domain of a hyperthermophilic chitinase from Pyrococcus furiosus., Nakamura T, Mine S, Hagihara Y, Ishikawa K, Ikegami T, Uegaki K, J Mol Biol. 2008 Sep 5;381(3):670-80. Epub 2008 Jun 10. PMID: 18582475

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