Trinucleotide Repeat ExpansionTrinucleotide RepeatsFriedreich AtaxiaDNA Repeat ExpansionIron-Binding ProteinsSpinocerebellar DegenerationsMyotonic DystrophyFragile X SyndromeHuntington DiseaseFragile X Mental Retardation ProteinAllelesMutationRepetitive Sequences, Nucleic AcidSpinocerebellar AtaxiasMachado-Joseph DiseaseHeredodegenerative Disorders, Nervous SystemBase SequenceNerve Tissue ProteinsMolecular Sequence DataGenomic InstabilityFrontotemporal DementiaFlap EndonucleasesAnticipation, GeneticMicrosatellite RepeatsDNANucleic Acid ConformationInverted Repeat SequencesMinisatellite RepeatsTandem Repeat SequencesPedigreeCerebellar AtaxiaAge of OnsetIntranuclear Inclusion BodiesChromosome FragilityMuscular Dystrophy, OculopharyngealGenetic Diseases, InbornPolymerase Chain ReactionRNA-Binding ProteinsAmyotrophic Lateral SclerosisPolymorphism, GeneticNeurodegenerative DiseasesNuclear ProteinsPhenotypePeptidesProteinsDNA RepairSaccharomyces cerevisiaeMice, TransgenicSequence Analysis, DNAReceptors, AndrogenModels, GeneticDNA PrimersGenotypeHeterozygoteIron-Sulfur ProteinsTranscription, GeneticAmino Acid SequenceSaccharomyces cerevisiae ProteinsGenes, DominantMyoclonic Epilepsies, ProgressiveDNA ReplicationGenome, HumanRNA, MessengerAconitate HydrataseDisease Models, AnimalMutS Homolog 2 ProteinIronGenetic MarkersRepetitive Sequences, Amino AcidExonsNucleic Acid HeteroduplexesDNA-Binding Proteins