Trinucleotide Repeat ExpansionTrinucleotide RepeatsGenes, DominantFriedreich AtaxiaDNA Repeat ExpansionPedigreeSpinocerebellar DegenerationsMyotonic DystrophyFragile X SyndromeHuntington DiseaseFragile X Mental Retardation ProteinIron-Binding ProteinsMutationAllelesCrosses, GeneticGenetic LinkageRepetitive Sequences, Nucleic AcidBase SequenceSpinocerebellar AtaxiasPoint MutationPhenotypeMolecular Sequence DataChromosome MappingMachado-Joseph DiseaseMutation, MissensePolycystic Kidney, Autosomal DominantGenetic MarkersHeredodegenerative Disorders, Nervous SystemPlant DiseasesMicrosatellite RepeatsNerve Tissue ProteinsDNAGenotypeAge of OnsetPolymerase Chain ReactionGenomic InstabilityAnticipation, GeneticCerebellar AtaxiaFrontotemporal DementiaFlap EndonucleasesNucleic Acid ConformationGenes, PlantTandem Repeat SequencesDNA Mutational AnalysisInverted Repeat SequencesMinisatellite RepeatsGenetic Diseases, InbornHeterozygoteExonsPolymorphism, GeneticIntranuclear Inclusion BodiesMuscular Dystrophy, OculopharyngealSequence Analysis, DNAChromosome FragilityRNA-Binding ProteinsNuclear ProteinsFrameshift MutationImmunity, InnateProteinsAmyotrophic Lateral SclerosisMice, Inbred StrainsAmino Acid SequenceDNA PrimersModels, GeneticNeurodegenerative DiseasesHybridization, GeneticMice, TransgenicDNA RepairPeptidesGenetic TestingDNA-Binding ProteinsHaplotypesChromosomes, PlantTranscription, GeneticGerm-Line MutationCell LineSequence DeletionRNA, MessengerDisease Models, AnimalSaccharomyces cerevisiaeReceptors, AndrogenGene FrequencyRetinitis PigmentosaTRPP Cation ChannelsLod ScoreGenetic VariationBreedingGenome, HumanMutS Homolog 2 ProteinDNA ReplicationPlant LeavesMyoclonic Epilepsies, ProgressiveSpecies SpecificityTranscription FactorsRecombination, GeneticSaccharomyces cerevisiae ProteinsAtaxiaNucleic Acid HeteroduplexesRepetitive Sequences, Amino AcidProtein-Serine-Threonine Kinases