Trinucleotide Repeat ExpansionTrinucleotide RepeatsFriedreich AtaxiaDNA Repeat ExpansionSpinocerebellar DegenerationsMyotonic DystrophyFragile X SyndromeHuntington DiseaseFragile X Mental Retardation ProteinMicrosatellite RepeatsIron-Binding ProteinsAllelesMutationBase SequenceRepetitive Sequences, Nucleic AcidMolecular Sequence DataTandem Repeat SequencesPoint MutationSpinocerebellar AtaxiasDNAMachado-Joseph DiseasePedigreePolymerase Chain ReactionHeredodegenerative Disorders, Nervous SystemGenomic InstabilityPolymorphism, GeneticNerve Tissue ProteinsMinisatellite RepeatsNucleic Acid ConformationMutation, MissenseGenetic MarkersDinucleotide RepeatsSequence Analysis, DNAGenetic VariationFlap EndonucleasesFrontotemporal DementiaGenotypeAnticipation, GeneticInverted Repeat SequencesModels, GeneticDNA PrimersDNA, SatelliteAge of OnsetHeterozygoteChromosome MappingCerebellar AtaxiaPhenotypeDNA-Binding ProteinsNuclear ProteinsGenetic Diseases, InbornAmino Acid SequenceRNA-Binding ProteinsCell LineIntranuclear Inclusion BodiesChromosome FragilityDNA RepairMuscular Dystrophy, OculopharyngealGene FrequencyExonsTranscription, GeneticFrameshift MutationSaccharomyces cerevisiaeGenetic LinkageProteinsRecombination, GeneticAmyotrophic Lateral SclerosisDNA Mutational AnalysisGenetics, PopulationGenome, HumanHaplotypesPeptidesGenes, DominantNeurodegenerative DiseasesEvolution, MolecularSequence DeletionMice, TransgenicSaccharomyces cerevisiae ProteinsRNA, MessengerPlasmidsMutS Homolog 2 ProteinReceptors, AndrogenDNA ReplicationEscherichia coliGenetic TestingDNA, PlantPhylogenyDNA, FungalTranscription FactorsPromoter Regions, GeneticDNA, ViralDisease Models, AnimalMutagenesisRepetitive Sequences, Amino AcidGerm-Line MutationSpecies SpecificityNucleic Acid HeteroduplexesGenetic LociChromosomes, Human, XProtein BindingCloning, Molecular