Trinucleotide Repeat ExpansionFriedreich AtaxiaTrinucleotide RepeatsDNA Repeat ExpansionIron-Binding ProteinsSpinocerebellar DegenerationsMyotonic DystrophyFragile X SyndromeHuntington DiseaseFragile X Mental Retardation ProteinAllelesMutationRepetitive Sequences, Nucleic AcidSpinocerebellar AtaxiasBase SequenceMachado-Joseph DiseaseMolecular Sequence DataHeredodegenerative Disorders, Nervous SystemNerve Tissue ProteinsGenomic InstabilityDNAFrontotemporal DementiaFlap EndonucleasesAnticipation, GeneticMicrosatellite RepeatsNucleic Acid ConformationInverted Repeat SequencesMinisatellite RepeatsTandem Repeat SequencesPedigreeCerebellar AtaxiaAge of OnsetIntranuclear Inclusion BodiesChromosome FragilityMuscular Dystrophy, OculopharyngealGenetic Diseases, InbornRNA-Binding ProteinsPolymerase Chain ReactionOxidative StressChromosomes, Human, Pair 9PhenotypeRNA, MessengerSculptureAtaxiaAmyotrophic Lateral SclerosisTranscription, GeneticPolymorphism, GeneticNeurodegenerative DiseasesNuclear ProteinsReflex, BabinskiPeptidesDNA PrimersProteinsDNA RepairGenotypeSequence Analysis, DNAMedicine in ArtDNA-Binding ProteinsReceptors, AndrogenModels, GeneticSaccharomyces cerevisiaeDisease Models, AnimalIron-Sulfur ProteinsMice, TransgenicGene Expression RegulationGenetic LinkageTranscription FactorsAmino Acid SequenceStress, PhysiologicalAconitate HydrataseIronGenes, DominantPhosphotransferases (Alcohol Group Acceptor)Myoclonic Epilepsies, ProgressiveDNA ReplicationChromosome MappingGenome, HumanMutS Homolog 2 ProteinTranscription Factor CHOPGenetic MarkersRepetitive Sequences, Amino AcidHeterozygoteExonsNucleic Acid HeteroduplexesCell LineHeat-Shock Proteins