3VSU:
reference: The substrate/product-binding modes of a novel GH120 beta-xylosidase (XylC) from Thermoanaerobacterium saccharolyticum JW/SL-YS485., Huang CH, Sun Y, Ko TP, Chen CC, Zheng Y, Chan HC, Pang X, Wiegel J, Shao W, Guo RT, Biochem J. 2012 Dec 15;448(3):401-7. doi: 10.1042/BJ20121359. PMID: 22992047

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