4YO1:
reference: Structures of DegQ from Legionella pneumophila Define Distinct ON and OFF States., Schubert A, Wrase R, Hilgenfeld R, Hansen G, J Mol Biol. 2015 Jul 20. pii: S0022-2836(15)00388-5. doi:, 10.1016/j.jmb.2015.06.023. PMID: 26205420

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