Trinucleotide Repeat ExpansionTrinucleotide RepeatsFriedreich AtaxiaDNA Repeat ExpansionSpinocerebellar DegenerationsMyotonic DystrophyFragile X SyndromeHuntington DiseaseFragile X Mental Retardation ProteinMicrosatellite RepeatsIron-Binding ProteinsAllelesMutationRepetitive Sequences, Nucleic AcidBase SequenceSpinocerebellar AtaxiasMachado-Joseph DiseaseMolecular Sequence DataHeredodegenerative Disorders, Nervous SystemNerve Tissue ProteinsGenomic InstabilityDinucleotide RepeatsDNAPolymorphism, GeneticMinisatellite RepeatsGenetic MarkersFrontotemporal DementiaFlap EndonucleasesPedigreeAnticipation, GeneticTandem Repeat SequencesPolymerase Chain ReactionNucleic Acid ConformationGenetic VariationInverted Repeat SequencesDNA, SatelliteCerebellar AtaxiaAge of OnsetIntranuclear Inclusion BodiesSequence Analysis, DNAChromosome FragilityGenetic Diseases, InbornMuscular Dystrophy, OculopharyngealModels, GeneticGenotypeRNA-Binding ProteinsDNA PrimersAmyotrophic Lateral SclerosisPhenotypeChromosome MappingGene FrequencyNeurodegenerative DiseasesGenetics, PopulationHaplotypesNuclear ProteinsHeterozygoteDNA RepairProteinsPeptidesGenome, HumanGenetic LinkageReceptors, AndrogenEvolution, MolecularMice, TransgenicMutS Homolog 2 ProteinGenes, DominantDNA, PlantDNA ReplicationTranscription, GeneticSaccharomyces cerevisiaeExonsAmino Acid SequenceExpressed Sequence TagsMyoclonic Epilepsies, ProgressiveDNA-Binding ProteinsRecombination, GeneticPopulation DynamicsRepetitive Sequences, Amino AcidChromosomes, Human, XPhylogenyNucleic Acid HeteroduplexesMolecular Dynamics SimulationGenetic LociRNA, MessengerDisease Models, AnimalDNA Mutational Analysis