Iron-Sulfur ProteinsElectron Transport Complex IIISulfurIronGlutaredoxinsIron Chelating AgentsChromatiumSulfur CompoundsOxidation-ReductionElectron Spin Resonance SpectroscopyOxidoreductasesMolecular Sequence DataIron OverloadPhotosynthetic Reaction Center Complex ProteinsIron, DietarySulfur DioxideSulfur IsotopesRhodospirillaceaeMitochondriaAmino Acid SequenceAmino Acids, SulfurPurple MembraneAcidithiobacillusIron Isotopes