2NB9:
reference: Modularity and determinants of a (bi-)polarization control system from free-living and obligate intracellular bacteria., Berge M, Campagne S, Mignolet J, Holden S, Theraulaz L, Manley S, Allain FH, Viollier PH, Elife. 2016 Dec 23;5. pii: e20640. doi: 10.7554/eLife.20640. PMID: 28008852

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