4OQQ:
reference: Structure of the effector-binding domain of deoxyribonucleoside regulator DeoR from Bacillus subtilis., Skerlova J, Fabry M, Hubalek M, Otwinowski Z, Rezacova P, FEBS J. 2014 May 23. doi: 10.1111/febs.12856. PMID: 24863636

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