3D4K:
reference: Involvement of water in carbohydrate-protein binding: concanavalin A revisited., Kadirvelraj R, Foley BL, Dyekjaer JD, Woods RJ, J Am Chem Soc. 2008 Dec 17;130(50):16933-42. PMID: 19053475

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