2OKX:
reference: Crystal Structure of Glycoside Hydrolase Family 78 alpha-L-Rhamnosidase from Bacillus sp. GL1., Cui Z, Maruyama Y, Mikami B, Hashimoto W, Murata K, J Mol Biol. 2007 Nov 23;374(2):384-98. Epub 2007 Sep 8. PMID: 17936784

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