Trinucleotide Repeat ExpansionTrinucleotide RepeatsFriedreich AtaxiaDNA Repeat ExpansionSpinocerebellar DegenerationsMyotonic DystrophyFragile X SyndromeHuntington DiseaseFragile X Mental Retardation ProteinMicrosatellite RepeatsIron-Binding ProteinsAllelesChromosome MappingChromosomesMutationRepetitive Sequences, Nucleic AcidBase SequenceMolecular Sequence DataSpinocerebellar AtaxiasMachado-Joseph DiseaseGenetic MarkersX ChromosomeHeredodegenerative Disorders, Nervous SystemDNAPedigreePolymorphism, GeneticGenomic InstabilityNerve Tissue ProteinsDinucleotide RepeatsPolymerase Chain ReactionMinisatellite RepeatsTandem Repeat SequencesFrontotemporal DementiaFlap EndonucleasesChromosome BandingDNA, SatelliteGenetic VariationAnticipation, GeneticNucleic Acid ConformationChromosome FragilitySequence Analysis, DNAGenetic LinkageInverted Repeat SequencesChromosomes, Human, Pair 9Sex ChromosomesGenotypeAge of OnsetChromosomes, Human, XChromosome AberrationsModels, GeneticCerebellar AtaxiaChromosomes, Human, Pair 1PhenotypeChromosomes, HumanIntranuclear Inclusion BodiesGenetic Diseases, InbornMuscular Dystrophy, OculopharyngealHaplotypesRNA-Binding ProteinsDNA PrimersHeterozygoteChromosome SegregationNuclear ProteinsChromosomes, BacterialGenome, HumanGene FrequencyChromosomes, Human, Pair 6Chromosomes, PlantChromosome DeletionChromosomes, Human, Pair 7Amyotrophic Lateral SclerosisChromosomes, Human, Pair 11Genetics, PopulationChromosomes, Human, Pair 17Chromosomes, Human, YRecombination, GeneticChromosomes, MammalianNeurodegenerative DiseasesChromosomes, Artificial, BacterialProteinsEvolution, MolecularDNA RepairChromosomes, Human, Pair 21Chromosomes, FungalDNA ReplicationChromosomes, Human, Pair 13Chromosomes, Human, Pair 2Genes, DominantPeptidesChromosomes, Human, 6-12 and XDNA, PlantChromosomes, Human, Pair 10Amino Acid SequenceSaccharomyces cerevisiaeExonsChromosomes, Human, Pair 16DNA-Binding ProteinsTranscription, GeneticReceptors, AndrogenChromosomes, Human, Pair 22