Trinucleotide Repeat ExpansionTrinucleotide RepeatsFriedreich AtaxiaDNA Repeat ExpansionSpinocerebellar DegenerationsMyotonic DystrophyFragile X SyndromeHuntington DiseaseFragile X Mental Retardation ProteinMicrosatellite RepeatsIron-Binding ProteinsAllelesMutationRepetitive Sequences, Nucleic AcidBase SequenceMolecular Sequence DataTandem Repeat SequencesSpinocerebellar AtaxiasMachado-Joseph DiseaseDNAHeredodegenerative Disorders, Nervous SystemGenomic InstabilityMinisatellite RepeatsNerve Tissue ProteinsPolymorphism, GeneticDinucleotide RepeatsNucleic Acid ConformationGenetic MarkersFlap EndonucleasesPolymerase Chain ReactionFrontotemporal DementiaPedigreeAnticipation, GeneticGenetic VariationInverted Repeat SequencesDNA, SatelliteSequence Analysis, DNAModels, GeneticCerebellar AtaxiaAge of OnsetGenotypeChromosome FragilityIntranuclear Inclusion BodiesRNA-Binding ProteinsDNA PrimersGenetic Diseases, InbornMuscular Dystrophy, OculopharyngealDNA RepairNuclear ProteinsChromosome MappingPhenotypeDNA-Binding ProteinsCell LineGene FrequencyAmyotrophic Lateral SclerosisAmino Acid SequenceHaplotypesTranscription, GeneticHeterozygoteGenetics, PopulationNeurodegenerative DiseasesGenome, HumanPeptidesProteinsRecombination, GeneticSaccharomyces cerevisiaeGenetic LinkageEvolution, MolecularMice, TransgenicReceptors, AndrogenSaccharomyces cerevisiae ProteinsMutS Homolog 2 ProteinGenes, DominantDNA, PlantRNA, MessengerExonsDNA ReplicationRepetitive Sequences, Amino AcidPhylogenySequence DeletionReplication Protein ADNA, FungalDNA Mutational AnalysisExpressed Sequence TagsNucleic Acid HeteroduplexesDNA, ViralPlasmidsTandem Mass SpectrometryGenetic LociMyoclonic Epilepsies, ProgressiveDisease Models, AnimalChromosomes, Human, XSpecies SpecificityRNARNA, ViralPromoter Regions, GeneticProtein-Serine-Threonine KinasesX ChromosomeOligodeoxyribonucleotides