1DMB:
reference: Refined 1.8-A structure reveals the mode of binding of beta-cyclodextrin to the maltodextrin binding protein., Sharff AJ, Rodseth LE, Quiocho FA, Biochemistry 1993 Oct 12;32(40):10553-9. PMID: 8399200

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