Iron-Sulfur ProteinsElectron Transport Complex IIISulfurIronGlutaredoxinsTranscription FactorsTranscription, GeneticIron Chelating AgentsSulfur CompoundsMolecular Sequence DataOxidation-ReductionAmino Acid SequenceOxidoreductasesElectron Spin Resonance SpectroscopyIron OverloadIron, DietaryMitochondriaSulfur DioxideSulfur IsotopesAmino Acids, SulfurGene Expression RegulationPromoter Regions, GeneticBase SequenceSp1 Transcription FactorRNA, MessengerBinding SitesTranscriptional ActivationIron IsotopesProtein BindingTrans-ActivatorsDNA-Binding ProteinsCell Line