Trinucleotide Repeat ExpansionTrinucleotide RepeatsFriedreich AtaxiaDNA Repeat ExpansionSpinocerebellar DegenerationsMyotonic DystrophyFragile X SyndromeHuntington DiseaseFragile X Mental Retardation ProteinBrassicaIron-Binding ProteinsAllelesBase SequenceMutationMolecular Sequence DataRepetitive Sequences, Nucleic AcidSpinocerebellar AtaxiasPoint MutationMachado-Joseph DiseasePedigreeHeredodegenerative Disorders, Nervous SystemMicrosatellite RepeatsNerve Tissue ProteinsDNAMutation, MissenseGenomic InstabilityFrontotemporal DementiaFlap EndonucleasesPolymerase Chain ReactionAnticipation, GeneticNucleic Acid ConformationTandem Repeat SequencesAge of OnsetMinisatellite RepeatsInverted Repeat SequencesCerebellar AtaxiaPolymorphism, GeneticIntranuclear Inclusion BodiesGenetic Diseases, InbornPhenotypeChromosome FragilityMuscular Dystrophy, OculopharyngealRNA-Binding ProteinsSequence Analysis, DNAGenotypeGenetic LociNuclear ProteinsChromosome MappingHeterozygoteExonsModels, GeneticAmyotrophic Lateral SclerosisGenes, DominantProteinsDNA PrimersNeurodegenerative DiseasesDNA RepairAmino Acid SequenceGenetic MarkersPeptidesDNA Mutational AnalysisFrameshift MutationGenetic LinkageMice, TransgenicTranscription, GeneticGenetic VariationDNA-Binding ProteinsSaccharomyces cerevisiaeGene FrequencyReceptors, AndrogenGenome, HumanRNA, MessengerDNA ReplicationCell LineRecombination, GeneticSequence DeletionGenetic TestingMutS Homolog 2 ProteinGerm-Line MutationDisease Models, AnimalMyoclonic Epilepsies, ProgressiveSaccharomyces cerevisiae ProteinsNucleic Acid HeteroduplexesTranscription FactorsRepetitive Sequences, Amino AcidChromosomes, Human, XX ChromosomePromoter Regions, GeneticAtaxiaDNA, SatelliteGenetic Predisposition to DiseaseQuantitative Trait LociRNA