4BL0:
reference: Bub3 reads phosphorylated MELT repeats to promote spindle assembly checkpoint signaling., Primorac I, Weir JR, Chiroli E, Gross F, Hoffmann I, van Gerwen S, Ciliberto A, Musacchio A, Elife. 2013 Sep 24;2:e01030. doi: 10.7554/eLife.01030. PMID: 24066227

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