2BNJ:
reference: A family 10 Thermoascus aurantiacus xylanase utilizes arabinose decorations of xylan as significant substrate specificity determinants., Vardakou M, Flint J, Christakopoulos P, Lewis RJ, Gilbert HJ, Murray JW, J Mol Biol. 2005 Oct 7;352(5):1060-7. PMID: 16140328

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