Figure 3.

A comparison of energy diagrams for a photosynthesizing ZnS nanoparticle (left panel, the picture is taken from the accompanying article [97] and is based on references [98,103,122]) and a bacterial photochemical reaction center (right panel, a primitive, sulfide-oxidizing reaction center complex of green sulfur bacteria [276,277] is shown schematically as an example).

Mulkidjanian and Galperin Biology Direct 2009 4:27   doi:10.1186/1745-6150-4-27
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