ProtonsProton PumpsProton Pump InhibitorsMagnetic Resonance SpectroscopyHydrogen-Ion ConcentrationProton-Motive ForcePositron-Emission TomographyOtoacoustic Emissions, SpontaneousTomography, Emission-ComputedBacteriorhodopsinsKineticsProton-Translocating ATPasesWaterAspartic AcidVehicle EmissionsFluorodeoxyglucose F18RadiopharmaceuticalsVacuolar Proton-Translocating ATPasesModels, MolecularCreatineTomography, Emission-Computed, Single-PhotonHydrogenElectron Transport Complex IVProtein ConformationSpectrometry, FluorescenceDicyclohexylcarbodiimideElectron TransportHydrogen BondingCholineValinomycinOxidation-Reduction2-PyridinylmethylsulfinylbenzimidazolesSchiff BasesModels, ChemicalRhodobacter sphaeroidesGreenhouse EffectOmeprazoleMagnetic Resonance ImagingFluorine RadioisotopesBrainBinding SitesLightHistidineHalobacterium salinarumThermodynamicsHalobacteriumDeuteriumBiological TransportElectronsAnti-Ulcer AgentsNigericinPhotonsArylsulfonatesAdenosine TriphosphateIon ChannelsElectrochemistryMembrane PotentialsEscherichia coliTemperatureMolecular Sequence DataCatalysisMethaneIon TransportCarbon FootprintBiological Transport, ActiveAmino Acid SequenceCarbonyl Cyanide p-TrifluoromethoxyphenylhydrazoneMolecular StructureModels, BiologicalOxygenFluorescent DyesQuantum TheoryAir PollutantsSpectrophotometryCell MembraneTomography, X-Ray ComputedAcidsRhodopsins, MicrobialIonsCarbon RadioisotopesTime FactorsHistamine H2 AntagonistsMultimodal ImagingPurple MembraneMolecular ConformationHemeStatic ElectricitySulfoxidesVolatilizationRadiometryGasesAtmosphereRadiotherapy Planning, Computer-AssistedFluorescenceSolutionsOxygen ConsumptionCattleNuclear Magnetic Resonance, BiomolecularMutationRabeprazole