Trinucleotide Repeat ExpansionTrinucleotide RepeatsFriedreich AtaxiaDNA Repeat ExpansionSpinocerebellar DegenerationsMyotonic DystrophyFragile X SyndromeHuntington DiseaseFragile X Mental Retardation ProteinIron-Binding ProteinsAllelesMutationRepetitive Sequences, Nucleic AcidBase SequenceHSC70 Heat-Shock ProteinsSpinocerebellar AtaxiasMachado-Joseph DiseaseMolecular Sequence DataHeredodegenerative Disorders, Nervous SystemNerve Tissue ProteinsGenomic InstabilityDNAFrontotemporal DementiaFlap EndonucleasesMicrosatellite RepeatsAnticipation, GeneticNucleic Acid ConformationInverted Repeat SequencesPedigreeTandem Repeat SequencesMinisatellite RepeatsAge of OnsetCerebellar AtaxiaPolymerase Chain ReactionIntranuclear Inclusion BodiesChromosome FragilityMuscular Dystrophy, OculopharyngealRNA-Binding ProteinsGenetic Diseases, InbornPolymorphism, GeneticAmyotrophic Lateral SclerosisNuclear ProteinsNeurodegenerative DiseasesSequence Analysis, DNAPhenotypeProteinsPeptidesAmino Acid SequenceTranscription, GeneticDNA RepairMice, TransgenicModels, GeneticDNA PrimersRNA, MessengerReceptors, AndrogenGenotypeDNA-Binding ProteinsExonsGenes, DominantDNA ReplicationSaccharomyces cerevisiaeGenome, HumanMyoclonic Epilepsies, ProgressiveHeterozygoteGenetic MarkersRepetitive Sequences, Amino AcidGenetic VariationMutS Homolog 2 ProteinDisease Models, AnimalNucleic Acid HeteroduplexesGene FrequencyCell LinePromoter Regions, GeneticChromosome MappingSaccharomyces cerevisiae Proteins