Fig. 1From: Characterizing active transportation mechanisms for free fatty acids and antibiotics in Synechocystis sp. PCC 6803Schematic of the AcrAB-TolC multidrug efflux system as established in E. coli. The blue cylinder represents the TolC exit duct. The green trapezoid with two tails represents two AcrA adaptor proteins. The three red rectangles sans corners represent the AcrB homotrimer transporter proteinBack to article page