Ferric CompoundsThiobacillusIronIron Chelating AgentsFerrous CompoundsGastrinsSiderophoresTransferrinOxidation-ReductionMetalsElectron Spin Resonance SpectroscopyHydrogen-Ion ConcentrationKineticsIon ChannelsMolecular Sequence DataAmino Acid SequenceIon TransportIon Channel GatingHeavy IonsSpectrometry, Mass, Secondary IonIon PumpsIon ExchangePotassiumSodiumSpectrometry, Mass, Electrospray IonizationCalciumMagnesiumCationsChloridesMembrane PotentialsLigand-Gated Ion ChannelsZincModels, MolecularMass SpectrometryCobaltHeavy Ion RadiotherapyManganeseIon Exchange ResinsChromatography, Ion ExchangeBinding SitesCations, MonovalentGasesCopperElectric ConductivityProtonsAnionsWater