Trinucleotide Repeat ExpansionTrinucleotide RepeatsFriedreich AtaxiaDNA Repeat ExpansionSpinocerebellar DegenerationsMyotonic DystrophyFragile X SyndromeHuntington DiseaseFragile X Mental Retardation ProteinMicrosatellite RepeatsIron-Binding ProteinsAllelesMutationRepetitive Sequences, Nucleic AcidBase SequenceMolecular Sequence DataTandem Repeat SequencesSpinocerebellar AtaxiasGenomic InstabilityMachado-Joseph DiseaseDNANucleotidesHeredodegenerative Disorders, Nervous SystemPolymorphism, GeneticPolymerase Chain ReactionMinisatellite RepeatsSequence Analysis, DNANerve Tissue ProteinsGenetic MarkersNucleic Acid ConformationGenetic VariationDinucleotide RepeatsPedigreeFlap EndonucleasesFrontotemporal DementiaAnticipation, GeneticInverted Repeat SequencesGenotypeDNA, SatelliteModels, GeneticAmino Acid SequenceChromosome MappingAge of OnsetCerebellar AtaxiaDNA PrimersGenetic Diseases, InbornIntranuclear Inclusion BodiesChromosome FragilityRNA-Binding ProteinsMuscular Dystrophy, OculopharyngealPhenotypeGenome, HumanHaplotypesGene FrequencyDNA RepairPolymorphism, Single NucleotidePhylogenyGenetics, PopulationNuclear ProteinsEvolution, MolecularHeterozygoteTranscription, GeneticAmyotrophic Lateral SclerosisProteinsGenetic LinkageExonsNeurodegenerative DiseasesPeptidesCloning, MolecularRNA, MessengerDNA ReplicationDNA, PlantRecombination, GeneticDNA-Binding ProteinsSaccharomyces cerevisiaeReceptors, AndrogenMice, TransgenicExpressed Sequence TagsSpecies SpecificityDNA Mutational AnalysisGenes, DominantMutS Homolog 2 ProteinGenomeGenetic LociCell LineRepetitive Sequences, Amino AcidSequence Homology, Nucleic AcidGenomic LibraryRNAPromoter Regions, GeneticNucleic Acid HeteroduplexesSequence DeletionChromosomes, Human, XTandem Mass SpectrometryMyoclonic Epilepsies, ProgressiveSaccharomyces cerevisiae ProteinsIntronsDisease Models, AnimalBlotting, SouthernSequence Alignment