UracilUracil-DNA GlycosidaseBase SequenceBase PairingDNA GlycosylasesN-Glycosyl HydrolasesUracil NucleotidesNucleotide Transport ProteinsDeoxyuracil NucleotidesThymineBromouracilBase CompositionSkull BaseSchiff BasesPentosyltransferasesDNAUracil MustardUridine MonophosphateDeaminationDNA RepairMolecular Sequence DataCytosineUridineUridine PhosphorylaseDihydrouracil Dehydrogenase (NADP)TegafurArabinofuranosyluracilEscherichia coliBase Pair MismatchThiouracilDihydropyrimidine Dehydrogenase DeficiencyNucleic Acid ConformationThymine DNA GlycosylasePyrimidine NucleosidesAdenineDeoxyuridineMutationOrotidine-5'-Phosphate DecarboxylaseKineticsSkull Base NeoplasmsOrotic AcidOrotate PhosphoribosyltransferaseDNA-(Apurinic or Apyrimidinic Site) LyaseSubstrate SpecificityPyrimidinesAmino Acid SequenceSulfitesPentoxylPyrophosphatasesModels, MolecularDenture BasesCytidine DeaminaseNucleosidesPyrimidine NucleotidesNucleic Acid HeteroduplexesOligonucleotidesOligodeoxyribonucleotidesFolic Acid DeficiencyDeoxyribonuclease (Pyrimidine Dimer)Cytidine2-AminopurineNucleotidesBinding SitesHydroxyphenylazouracilRNA, BacterialDNA, BacterialFluorouracil