2J8S:
reference: Drug export pathway of multidrug exporter AcrB revealed by DARPin inhibitors., Sennhauser G, Amstutz P, Briand C, Storchenegger O, Grutter MG, PLoS Biol. 2007 Jan;5(1):e7. PMID: 17194213

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