They also have a sophisticated plumbing system in the form of a three-part protein complex—MacAB-TolC—that spans the cell's inner and outer membranes, as well as the periplasm that connects them.

They also have a sophisticated plumbing system in the form of a three-part protein complex – MacAB-TolC – that spans the cell's inner and outer membranes, as well as the periplasm that ...

The MacAB-TolC complex, known as a multidrug efflux pump, spans the cell’s inner and outer membranes, as well as the periplasm that connects them. Each protein occupies a different location ...