NucleosidesPurine NucleosidesPyrimidine NucleosidesNucleoside Transport ProteinsMembranesCell MembraneMembrane LipidsIntracellular MembranesEquilibrative Nucleoside Transporter 1Membrane PotentialsMembranes, ArtificialErythrocyte MembraneThioinosineMembrane FluidityPurine-Nucleoside PhosphorylaseCell Membrane PermeabilityGuanosineNucleoside-Diphosphate KinaseInosineBasement MembraneUridineMembrane Transport ProteinsNucleoside QEquilibrative-Nucleoside Transporter 2Nucleoside-TriphosphataseNucleotidesCytidineAdenosineRibonucleosidesFormycinsMembrane GlycoproteinsKineticsCell LineEscherichia coliLipid BilayersMolecular Sequence DataPentosyltransferasesNM23 Nucleoside Diphosphate KinasesMicroscopy, ElectronMutationEquilibrative Nucleoside Transport ProteinsAdenosine TriphosphateMitochondrial MembranesReverse Transcriptase InhibitorsProtein TransportCarrier ProteinsProtein BindingHydrogen-Ion ConcentrationDeoxyribonucleosidesSynaptic MembranesAmino Acid SequenceBase SequenceDeoxyadenosinesAdenineModels, BiologicalCells, CulturedLiposomesModels, MolecularProtein Structure, TertiaryCalciumElectrophoresis, Polyacrylamide GelBinding SitesCell FractionationDilazepSubstrate SpecificityBacterial ProteinsMolecular WeightAntiviral AgentsTubercidinErythrocytesStructure-Activity RelationshipDideoxynucleosidesZidovudinePurinesDetergentsArabinonucleosidesBiological Transport, ActiveEndoplasmic ReticulumTemperatureRecombinant ProteinsExtraembryonic MembranesGolgi ApparatusThymidineOrganophosphonatesTime FactorsSodiumDeoxycytidine KinaseRecombinant Fusion ProteinsProtein ConformationMolecular StructureMitochondriaCloning, MolecularPhosphatidylcholinesSequence Homology, Amino AcidPyrimidine PhosphorylasesMicroscopy, FluorescenceRibonucleotidesNucleotidasesThionucleosidesCattle