1JBG:
reference: Crystal structure of MtaN, a global multidrug transporter gene activator., Godsey MH, Baranova NN, Neyfakh AA, Brennan RG, J Biol Chem 2001 Dec 14;276(50):47178-84. PMID: 11581256

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