5DBK:
reference: How Quorum Sensing Connects Sporulation to Necrotrophism in Bacillus thuringiensis., Perchat S, Talagas A, Poncet S, Lazar N, Li de la Sierra-Gallay I, Gohar M, Lereclus D, Nessler S, PLoS Pathog. 2016 Aug 2;12(8):e1005779. doi: 10.1371/journal.ppat.1005779., eCollection 2016 Aug. PMID: 27483473

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