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 AtaxiasGenomic InstabilityMachado-Joseph DiseaseHeredodegenerative Disorders, Nervous SystemDNAMinisatellite RepeatsPolymorphism, GeneticNerve Tissue ProteinsGenetic MarkersDinucleotide RepeatsPolymerase Chain ReactionPedigreeGenetic VariationFrontotemporal DementiaSequence Analysis, DNAFlap EndonucleasesAnticipation, GeneticNucleic Acid ConformationInverted Repeat SequencesDNA, SatelliteAge of OnsetGenotypeCerebellar AtaxiaGenetic Diseases, InbornModels, GeneticIntranuclear Inclusion BodiesChromosome MappingChromosome FragilityMuscular Dystrophy, OculopharyngealPhenotypeRNA-Binding ProteinsDNA PrimersGenome, HumanHaplotypesGene FrequencyHeterozygoteNeurodegenerative DiseasesAmyotrophic Lateral SclerosisNuclear ProteinsGenetics, PopulationGenetic LinkageDNA RepairProteinsAmino Acid SequencePeptidesEvolution, MolecularExonsPhylogenyTranscription, GeneticMice, TransgenicReceptors, AndrogenDNA, PlantGenes, DominantDNA ReplicationRecombination, GeneticBipolar DisorderExpressed Sequence TagsMutS Homolog 2 ProteinDNA-Binding ProteinsRNA, MessengerSaccharomyces cerevisiaeDNA Mutational AnalysisGenomeRepetitive Sequences, Amino AcidGenetic LociChromosomes, Human, XDisease Models, AnimalTandem Mass SpectrometryMyoclonic Epilepsies, ProgressiveSpecies SpecificityGenomic LibraryNucleic Acid HeteroduplexesCell LineGenetic TestingMental DisordersBrainSequence DeletionX ChromosomeSaccharomyces cerevisiae Proteins