3QXQ:
reference: Apo- and cellopentaose-bound structures of the bacterial cellulose synthase subunit BcsZ., Mazur O, Zimmer J, J Biol Chem. 2011 May 20;286(20):17601-6. Epub 2011 Mar 25. PMID: 21454578

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