Trinucleotide Repeat ExpansionTrinucleotide RepeatsFriedreich AtaxiaDNA Repeat ExpansionSpinocerebellar DegenerationsMyotonic DystrophyFragile X SyndromeHuntington DiseaseFragile X Mental Retardation ProteinMicrosatellite RepeatsIron-Binding ProteinsAllelesRepetitive Sequences, Nucleic AcidMutationBase SequenceTandem Repeat SequencesMolecular Sequence DataSpinocerebellar AtaxiasMachado-Joseph DiseaseHeredodegenerative Disorders, Nervous SystemMinisatellite RepeatsDNAAmino Acid MotifsNerve Tissue ProteinsGenomic InstabilityPolymorphism, GeneticDinucleotide RepeatsGenetic MarkersFrontotemporal DementiaPolymerase Chain ReactionFlap EndonucleasesPedigreeAnticipation, GeneticNucleic Acid ConformationGenetic VariationInverted Repeat SequencesDNA, SatelliteSequence Analysis, DNACerebellar AtaxiaAge of OnsetIntranuclear Inclusion BodiesChromosome FragilityGenetic Diseases, InbornRNA-Binding ProteinsMuscular Dystrophy, OculopharyngealModels, GeneticGenotypeDNA PrimersAmino Acid SequenceChromosome MappingNuclear ProteinsPhenotypeAmyotrophic Lateral SclerosisPeptidesGene FrequencyHaplotypesNeurodegenerative DiseasesGenetics, PopulationHeterozygoteProteinsDNA RepairGenome, HumanGenetic LinkageEvolution, MolecularTranscription, GeneticReceptors, AndrogenDNA-Binding ProteinsMice, TransgenicDNA, PlantExonsRepetitive Sequences, Amino AcidSaccharomyces cerevisiaeDNA ReplicationGenes, DominantMutS Homolog 2 ProteinPhylogenyExpressed Sequence TagsRecombination, GeneticRNA, MessengerTandem Mass SpectrometryMyoclonic Epilepsies, ProgressiveDNA Mutational AnalysisCell LineChromosomes, Human, XNucleic Acid HeteroduplexesGenetic LociSaccharomyces cerevisiae ProteinsSequence DeletionDisease Models, AnimalPromoter Regions, GeneticNucleotide MotifsSpecies Specificity