UracilUracil-DNA GlycosidaseUracil NucleotidesN-Glycosyl HydrolasesDNA GlycosylasesNucleotide Transport ProteinsDeoxyuracil NucleotidesBromouracilThyminePentosyltransferasesUracil MustardCytosineUridine MonophosphateDeaminationUridine PhosphorylaseDihydrouracil Dehydrogenase (NADP)UridineTegafurArabinofuranosyluracilThiouracilDihydropyrimidine Dehydrogenase DeficiencyDNA RepairMolecular Sequence DataEscherichia coliThymine DNA GlycosylaseBase SequenceDNAPyrimidine NucleosidesMutationDeoxyuridineOrotidine-5'-Phosphate DecarboxylaseOrotic AcidKineticsOrotate PhosphoribosyltransferasePyrimidinesSulfitesPyrophosphatasesSubstrate SpecificityAmino Acid SequenceCytidine DeaminaseAdenineFolic Acid DeficiencyPentoxylHydroxyphenylazouracilFluorouracilDNA-(Apurinic or Apyrimidinic Site) LyasePyrimidine Nucleotides