Base Pair MismatchDNA Mismatch RepairNucleic Acid HeteroduplexesDNA RepairMutS Homolog 2 ProteinMutS DNA Mismatch-Binding ProteinBase SequenceDNA Repair EnzymesDNAOligodeoxyribonucleotidesDNA-Binding ProteinsAdaptor Proteins, Signal TransducingColorectal Neoplasms, Hereditary NonpolyposisAdenosine TriphosphatasesNuclear ProteinsMicrosatellite InstabilityMicrosatellite RepeatsDNA DamageMolecular Sequence DataMutationNeoplasm ProteinsAdenocarcinoma, SebaceousCarrier ProteinsMethylnitronitrosoguanidineGuanineEscherichia coli ProteinsEndodeoxyribonucleasesRecombination, GeneticFrameshift MutationEscherichia coliAlkylating AgentsColorectal NeoplasmsO(6)-Methylguanine-DNA MethyltransferaseProto-Oncogene ProteinsBase CompositionBase PairingSaccharomyces cerevisiaeDNA GlycosylasesGerm-Line MutationSaccharomyces cerevisiae ProteinsDNA, FungalDNA ReplicationNucleic Acid ConformationAmino Acid SequenceFungal ProteinsDNA Mutational AnalysisDNA AdductsUltraviolet RaysCrossing Over, GeneticBacterial ProteinsProliferating Cell Nuclear AntigenProtein BindingDNA, NeoplasmImmunohistochemistryPolymerase Chain ReactionThermusHeLa CellsDNA, BacterialModels, GeneticExodeoxyribonucleasesDNA MethylationN-Glycosyl HydrolasesMutagenesisSequence DeletionThymineDNA PrimersCell LineBinding SitesGenomic InstabilityTumor Suppressor Protein p53EndonucleasesDNA Breaks, Double-StrandedDNA-(Apurinic or Apyrimidinic Site) LyaseOligonucleotidesCisplatinXeroderma Pigmentosum Group A ProteinPlasmidsDNA HelicasesCloning, MolecularSequence Homology, Amino AcidTumor Cells, CulturedDNA Repair-Deficiency DisordersRad51 RecombinaseCell NucleusModels, MolecularImmunoglobulin Class SwitchingDNA LigasesAntineoplastic Agents, AlkylatingCytosineProteinsHydrolysisThioguanineAdeninePromoter Regions, GeneticTranscription, GeneticDNA-Directed DNA PolymeraseAdenosine TriphosphateDacarbazineCell Line, TumorAdenoma