2JDK:
reference: X-ray Structures and Thermodynamics of the Interaction of PA-IIL from Pseudomonas aeruginosa with Disaccharide Derivatives., Marotte K, Sabin C, Preville C, Moume-Pymbock M, Wimmerova M, Mitchell EP, Imberty A, Roy R, ChemMedChem. 2007 Jul 10;. PMID: 17623286

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