Trinucleotide Repeat ExpansionTrinucleotide RepeatsMicrosatellite RepeatsFriedreich AtaxiaDNA Repeat ExpansionSpinocerebellar DegenerationsMyotonic DystrophyFragile X SyndromeHuntington DiseaseFragile X Mental Retardation ProteinIron-Binding ProteinsAllelesTandem Repeat SequencesRepetitive Sequences, Nucleic AcidMutationBase SequenceSpinocerebellar AtaxiasMachado-Joseph DiseaseGenetic MarkersHeredodegenerative Disorders, Nervous SystemPolymorphism, GeneticMolecular Sequence DataDNAGenomic InstabilityPolymerase Chain ReactionNerve Tissue ProteinsDinucleotide RepeatsGenetic VariationMinisatellite RepeatsFrontotemporal DementiaFlap EndonucleasesPedigreeAnticipation, GeneticNucleic Acid ConformationInverted Repeat SequencesChromosomes, Human, YHaplotypesDNA, SatelliteGenetics, PopulationGenotypeCerebellar AtaxiaAge of OnsetIntranuclear Inclusion BodiesChromosome FragilitySequence Analysis, DNAGenetic Diseases, InbornMuscular Dystrophy, OculopharyngealGene FrequencyRNA-Binding ProteinsGenome, HumanModels, GeneticForensic GeneticsDNA PrimersAmyotrophic Lateral SclerosisPhenotypeChromosome MappingNeurodegenerative DiseasesHeterozygoteNuclear ProteinsDNA RepairPeptidesGenetic LinkageProteinsReceptors, AndrogenMice, TransgenicMutS Homolog 2 ProteinGenes, DominantY ChromosomeEvolution, MolecularDNA, PlantDNA ReplicationExonsTranscription, GeneticMyoclonic Epilepsies, ProgressiveExpressed Sequence TagsSaccharomyces cerevisiaeDNA-Binding ProteinsRecombination, GeneticChromosomes, Human, XRepetitive Sequences, Amino AcidNucleic Acid HeteroduplexesGenetic LociAmino Acid SequenceDNA Mutational AnalysisRNA, MessengerDisease Models, Animal