MutationPoint MutationMutation, MissenseMutation RateFrameshift MutationMutagenesisBase SequenceMolecular Sequence DataEscherichia coliGerm-Line MutationDNA Mutational AnalysisDNA RepairPhenotypeAmino Acid SequenceAllelesLac RepressorsPedigreeSequence Analysis, DNASequence DeletionProtocatechuate-3,4-DioxygenaseSuppression, GeneticPolymerase Chain ReactionHeterozygoteGenes, BacterialExonsChromosome MappingHypoxanthine PhosphoribosyltransferaseBacterial ProteinsMutagensGenetic Complementation TestModels, GeneticGenotypeGenes, RecessiveHomozygoteSaccharomyces cerevisiaeGene DeletionMethylnitronitrosoguanidineSulfolobus acidocaldariusEthylnitrosoureaDNA Transposable ElementsGenes, DominantINDEL MutationEscherichia coli ProteinsGenes, SuppressorDNA GlycosylasesDNA, BacterialMutagenesis, Site-DirectedAmino Acid SubstitutionCloning, MolecularN-Glycosyl HydrolasesPlasmidsMutS DNA Mismatch-Binding ProteinMutagenesis, InsertionalCytosineDNA PrimersDeoxyribonuclease IV (Phage T4-Induced)Base Pair MismatchDrosophila melanogasterRecombination, GeneticMethyl MethanesulfonateCell LineEthyl MethanesulfonateCrosses, GeneticGenetic VariationDeoxyguanine NucleotidesCodonGenes, FungalCaenorhabditisDNA-Binding ProteinsPolymorphism, Single-Stranded ConformationalAdenine PhosphoribosyltransferaseSequence Homology, Amino AcidDNASelection, GeneticGenesDrug Resistance, MicrobialGenes, LethalAlkylationDeaminationCodon, NonsenseDNA, FungalLac OperonRhabditidaChromosome DeletionDNA Polymerase IIIRestriction MappingUltraviolet RaysMice, Mutant StrainsSOS Response (Genetics)AcriflavineGenetic LinkageDNA DamageDNA-(Apurinic or Apyrimidinic Site) LyaseDNA ReplicationTelangiectasisEvolution, MolecularGene Expression Regulation, BacterialTranscription FactorsSaccharomyces cerevisiae ProteinsBase Composition