DNA RepairDNA DamageUltraviolet RaysDNA-Binding ProteinsDNA Repair EnzymesXeroderma Pigmentosum Group D ProteinMutationDNAPoint MutationMutation, MissenseGenotypeDNA GlycosylasesPolymorphism, GeneticGenetic Predisposition to DiseaseEndonucleasesMutS Homolog 2 ProteinDNA Mismatch RepairBase SequenceMolecular Sequence DataDNA HelicasesNuclear ProteinsXeroderma PigmentosumGerm-Line MutationXeroderma Pigmentosum Group A ProteinFrameshift MutationDNA-(Apurinic or Apyrimidinic Site) LyaseO(6)-Methylguanine-DNA MethyltransferasePolymorphism, Single NucleotidePolymerase Chain ReactionCase-Control StudiesBase Pair MismatchAllelesRecombination, GeneticAmino Acid SequenceRad52 DNA Repair and Recombination ProteinRad51 RecombinaseComet AssayExonsSaccharomyces cerevisiaeMutagenesisPhenotypeAmino Acid SubstitutionEscherichia coliMethyl MethanesulfonatePedigreeColorectal Neoplasms, Hereditary NonpolyposisDNA Mutational AnalysisGenetic Complementation TestGenomic InstabilityHeterozygoteAdaptor Proteins, Signal TransducingDNA, NeoplasmTranscription FactorsCell LineDNA Modification MethylasesN-Glycosyl HydrolasesDNA ReplicationSaccharomyces cerevisiae ProteinsMicrosatellite RepeatsEndodeoxyribonucleasesGenes, FungalMutagensGene FrequencyMutagenesis, Site-DirectedAdenosine TriphosphatasesDNA PrimersDNA Breaks, Double-StrandedRadiation ToleranceCell Cycle ProteinsTranscription, GeneticPromoter Regions, GeneticCodonSequence Analysis, DNABacterial ProteinsExodeoxyribonucleasesFungal ProteinsCarrier ProteinsPlasmidsDNA LigasesGenes, p53Mutation RateDNA, FungalTumor Suppressor ProteinsCloning, MolecularDNA MethylationDNA AdductsModels, GeneticProtein BindingModels, MolecularProteinsRadiation, IonizingGamma RaysProtein Structure, TertiaryGene DeletionNeoplasm ProteinsPolymorphism, Restriction Fragment LengthGenetic VariationRNA, MessengerBinding SitesAlkylating Agents