3NXG:
reference: Structure-function analysis of the human JC polyomavirus establishes the LSTc pentasaccharide as a functional receptor motif., Neu U, Maginnis MS, Palma AS, Stroh LJ, Nelson CD, Feizi T, Atwood WJ, Stehle T, Cell Host Microbe. 2010 Oct 21;8(4):309-19. PMID: 20951965

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