GuanosinePyrimidine NucleotidesNucleosidesPurine NucleotidesPyrimidinesPyrimidine NucleosidesNucleotidesUridine TriphosphateOrotic AcidGuanineUracil NucleotidesGuanine NucleotidesOrotate PhosphoribosyltransferaseDihydroorotaseUridine MonophosphatePurine NucleosidesAspartate CarbamoyltransferaseUridinePyrimidine DimersUridine KinaseOrotidine-5'-Phosphate DecarboxylaseCarbamoyl-Phosphate Synthase (Glutamine-Hydrolyzing)Guanosine TriphosphateCytidineUracilCytidine TriphosphateCytosine NucleotidesPentosyltransferasesNucleoside Transport ProteinsRibonucleotidesDihydroorotate OxidaseMolecular Sequence DataGuanosine 5'-O-(3-Thiotriphosphate)KineticsPurinesUridine DiphosphateGuanine Nucleotide Exchange Factors5'-Nucleotidase3-DeazauridineAdenosine TriphosphateNucleotide Transport ProteinsEscherichia coliBase SequencePhosphoribosyl PyrophosphatePhosphonoacetic AcidGuanosine DiphosphateEquilibrative Nucleoside Transporter 1Carbamoyl-Phosphate Synthase (Ammonia)Substrate SpecificityAmino Acid SequenceDeoxycytidine MonophosphateDNAGuanosine MonophosphateOrganomercury CompoundsNucleotidasesNucleic Acid ConformationPurine-Nucleoside Phosphorylaseortho-AminobenzoatesInosineAdenine NucleotidesThioinosinePhosphotransferasesThymidineReceptors, Purinergic P2Oxidoreductases Acting on CH-CH Group DonorsPyrimidine PhosphorylasesRibonucleosidesModels, MolecularAdenosine DiphosphateStructure-Activity RelationshipBinding SitesAspartic AcidAdenineCell LineRNAGuanosine TetraphosphateNucleoside-Diphosphate KinaseGTP-Binding ProteinsDeoxyribonucleosidesMutationGuanine DeaminaseAdenosineDeoxyribonuclease (Pyrimidine Dimer)Polymorphism, Single NucleotideCloning, MolecularUltraviolet RaysThionucleotidesUridine PhosphorylaseFormycinsNucleoside QCatalytic DomainCells, CulturedCyclic GMPCytosineOligonucleotidesGuanylyl ImidodiphosphateEquilibrative-Nucleoside Transporter 2Rho Guanine Nucleotide Exchange FactorsEnzyme InhibitorsDeoxyguanine Nucleotides