4MJ0:
reference: A Structure-Guided Mutation in the Major Capsid Protein Retargets BK Polyomavirus., Neu U, Allen SA, Blaum BS, Liu Y, Frank M, Palma AS, Stroh LJ, Feizi T, Peters T, Atwood WJ, Stehle T, PLoS Pathog. 2013 Oct;9(10):e1003688. doi: 10.1371/journal.ppat.1003688. Epub, 2013 Oct 10. PMID: 24130487

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