4XHC:
reference: Crystal structure of a novel two domain GH78 family alpha-rhamnosidase from Klebsiella oxytoca with rhamnose bound., O'Neill EC, Stevenson CE, Paterson MJ, Rejzek M, Chauvin AL, Lawson DM, Field RA, Proteins. 2015 Apr 3. doi: 10.1002/prot.24807. PMID: 25846411

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