|SO Accession:||SO:0000035 (SOWiki)|
|Definition:||A riboswitch is a part of an mRNA that can act as a direct sensor of small molecules to control their own expression. A riboswitch is a cis element in the 5' end of an mRNA, that acts as a direct sensor of metabolites.|
|DB Xrefs:||PMID: 2820954|
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