4MBZ:
reference: Structures of B-Lymphotropic Polyomavirus VP1 in Complex with Oligosaccharide Ligands., Neu U, Khan ZM, Schuch B, Palma AS, Liu Y, Pawlita M, Feizi T, Stehle T, PLoS Pathog. 2013 Oct;9(10):e1003714. doi: 10.1371/journal.ppat.1003714. Epub, 2013 Oct 31. PMID: 24204265

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