nonsense mutation

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nonsense mutation

[′nän‚səns myü‚tā·shən]
(cell and molecular biology)
A mutation that changes a codon that codes for one amino acid into a codon that does not specify any amino acid (a nonsense codon).
References in periodicals archive ?
Dr Moosajee will discuss how nonsense mutations are estimated to cause up to 70% of human genetic disease, which include retinal disorders.
5] However, the patients with leukodystrophy carried missense, splice-site, duplication, deletion, or nonsense mutations.
Sevion Therapeutics Inc (OTCQB:SVON) and Eloxx Pharmaceuticals Ltd, a clinical-stage biopharmaceutical company developing novel small molecule medicines for genetic diseases caused by nonsense mutations, announced yesterday that they have named Gregory Weaver, MBA, as their chief financial officer.
Codon usage in vertebrates is associated with a low risk of acquiring nonsense mutations.
Among the heterogeneous PAH alleles, missense mutations are the most common pathologic forms whereas small deletions, splice region variants, nonsense mutations, small insertions and large deletions occur much less frequently (16).
Eloxx is planning to initiate multiple clinical studies for ELX-02, its lead development candidate, and anticipates achieving substantial clinical milestones over the course of 2017 and 2018, particularly in the lead clinical programmes in cystic fibrosis and cystinosis patients carrying nonsense mutations.
Two frameshift and two nonsense mutations were identified as the disease-causing DNA variations in OI-3-affected persons in the study cohort.
Although further evidence is needed in the literature to establish the genotype/phenotype relationship, it has been reported that missense and nonsense mutations lead to the type 1 VHL phenotype.
Frameshift and nonsense mutations in the gene for ATPase7B are associated with severe impairment of copper metabolism and with an early clinical manifestation of Wilson's disease.
It is estimated that nonsense mutations account for approximately 13% of DMD cases.
Missense and nonsense mutations in melanocortin 1 receptor (MCIR) gene of different goat breeds: association with red and black coat colour phenotypes but with unexpected evidences.
Previous studies in the United Kingdom and Russia have reported nonsense mutations in the toxin gene; those strains are described as nontoxigenic toxin gene-bearing (NTTB) (9,10).