nonsense mutation

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Related to Nonsense codon: missense codon, Premature stop codon

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 ?
We have found an example of the nonsense codon (TGG[right arrow]TGA; Trp[right arrow]Stop) in a Turkish family.
The frequency of this nonsense codon 37 mutation in the Turkish population is not known.