Purine-Nucleoside PhosphorylasePurine NucleosidesPentosyltransferasesInosinePurinesNucleosidesPhosphorylasesRibosemonophosphatesUridine PhosphorylaseGuanosineFormycinsPyrimidine PhosphorylasesPurine-Pyrimidine Metabolism, Inborn ErrorsAdenosine DeaminasePyrimidinonesDeoxyguanine NucleotidesNucleoside DeaminasesHypoxanthineDeoxyguanosineMethylthioinosinePhosphorylase KinaseVidarabine PhosphatePhosphorylase bArsenatesDeoxyadenosinesPhosphorylase aProdrugsHypoxanthinesPurine NucleotidesPyrimidine NucleosidesDeoxyribonucleosidesAdenineKineticsAdenosine Deaminase InhibitorsThymidine PhosphorylaseImmunologic Deficiency SyndromesSubstrate SpecificityRibosePentosephosphatesErythrocytesArsenite Transporting ATPasesAdenosineIon PumpsGuanineRibonucleosidesAdenine PhosphoribosyltransferasePhosphatesEscherichia coliGlycogen PhosphorylaseNucleoside Transport ProteinsNucleotidasesHypoxanthine PhosphoribosyltransferasePyrrolidinesMolecular Sequence DataPhosphotransferasesUridineCrystallography, X-RayCatalytic DomainModels, MolecularLeukemia, LymphoidMolecular StructureAmino Acid SequenceN-Glycosyl HydrolasesEnzyme InhibitorsPhosphorylase PhosphataseDNA NucleotidylexotransferasePolyribonucleotide NucleotidyltransferaseCatalysisBiocatalysisPyrrolesMolecular WeightEquilibrative Nucleoside Transporter 1Protein ConformationInosine MonophosphateLymphocytesHydrogen-Ion ConcentrationThioinosineAcyclovirStructure-Activity RelationshipBase SequenceNucleotidesFloxuridineThionucleosidesMutationBinding SitesPentostatinGuanosine TriphosphateCloning, MolecularCattleGlycogen Phosphorylase, Liver FormT-LymphocytesAdenosine MonophosphateArabinonucleosidesSequence Homology, Amino AcidModels, ChemicalChromatography, High Pressure Liquid5'-NucleotidaseGuanine DeaminaseCell LineGlycogen Phosphorylase, Muscle Form