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Glossary Term
Glossary Term Nucleotide Repeat Expansion
Definition A type of mutation in which a set of tandemly repeated sequences replicates inaccurately to increase the number of repeats. An example of this kind of mutation in humans is the FMR1 gene.
See also Microsatellite.
Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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Send questions and comments to User Support. 		last database update
12/17/2024
MGI 6.24 		The Jackson Laboratory