GuanosinePyrimidine NucleotidesNucleotidesNucleosidesPurine NucleotidesBase SequencePyrimidinesNucleic Acid ConformationPyrimidine NucleosidesMolecular Sequence DataUridine TriphosphateDNAOrotic AcidGuanineGuanine NucleotidesUracil NucleotidesOrotate PhosphoribosyltransferaseUridine MonophosphateDihydroorotaseAspartate CarbamoyltransferasePyrimidine DimersPurine NucleosidesUridineOrotidine-5'-Phosphate DecarboxylaseCarbamoyl-Phosphate Synthase (Glutamine-Hydrolyzing)Uridine KinaseCytidineCytidine TriphosphateUracilCytosine NucleotidesPentosyltransferasesNucleoside Transport ProteinsRibonucleotidesGuanine Nucleotide Exchange FactorsDihydroorotate OxidaseKineticsUridine DiphosphateAmino Acid SequencePurinesAdenosine TriphosphateAdenine Nucleotides5'-NucleotidaseEscherichia coliNucleotide Transport ProteinsGuanosine Triphosphate3-DeazauridinePolymorphism, Single NucleotidePhosphoribosyl PyrophosphateSubstrate SpecificityPhosphonoacetic AcidCarbamoyl-Phosphate Synthase (Ammonia)Equilibrative Nucleoside Transporter 1Deoxycytidine MonophosphateNucleotidasesOrganomercury CompoundsCloning, MolecularAdenosine Diphosphateortho-AminobenzoatesReceptors, Purinergic P2Binding SitesPhosphotransferasesThymidineModels, MolecularThioinosinePurine-Nucleoside PhosphorylaseMutationOxidoreductases Acting on CH-CH Group DonorsPyrimidine PhosphorylasesInosineStructure-Activity RelationshipRNACell LineAdenineAspartic AcidRibonucleosidesGuanosine DiphosphateUltraviolet RaysNucleotides, CyclicNucleoside-Diphosphate KinaseGuanine DeaminaseSequence Analysis, DNADeoxyribonuclease (Pyrimidine Dimer)DeoxyribonucleosidesSequence Homology, Nucleic AcidThymine NucleotidesAdenosineCatalytic DomainDNA RepairRho Guanine Nucleotide Exchange FactorsTranscription, GeneticUridine PhosphorylaseOligonucleotidesSequence Homology, Amino AcidCytosineCells, CulturedFormycinsDeoxyguanine NucleotidesPlasmidsNucleoside QGenes