Animated GIF: Extracellular electron transfer to soluble iron. Example of Geobacter respiration


extracellular electron transfer, geobacter
Electrons: yellow
iron: black
MacA protein: dark green
PpcA: blue
OmcB: black
other outer membrane cytochromes: orange and light green

When Geobacter are in an environment where soluble iron is present, this can serve as the terminal electron acceptor in metabolism through an elaborate electron highway.

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