Riboswitch

**Definition:** Part of a MESSENGER RNA molecule that undergoes a conformation change upon binding a specific metabolite or other small molecule thereby regulating the messenger RNA's transcription, post-transcriptional processing, transport, translation, or stability in response to varying levels of the metabolite or other small molecule.

**Tree numbers:** - D13.444.735.544.427 - D13.444.735.790.878.942.500 - G02.111.570.080.689.687.124 - G05.360.080.689.687.124

**Synonyms:** - Riboswitches