regulatory ncRNA-mediated post-transcriptional gene silencing sRNA-mediated post-transcriptional gene silencing https://github.com/geneontology/go-ontology/issues/22860 https://github.com/geneontology/go-ontology/issues/22863 inhibition of mRNA translation, ncRNA-mediated RNA-mediated gene silencing by inhibition of translation small RNA-mediated gene silencing GO:0040033 sRNA-mediated gene silencing It is postulated that there 3 mechanisms of sRNA-mediated gene silencing: (i) translation inhibition, (ii) RNA destabilization, and (iii) transcription termination loop formation (as this is common when looking at riboswitches). sRNA mediated gene silencing is sometimes referred to as 'regulation of riboswitch'. biological_process downregulation of mRNA translation, ncRNA-mediated A post-transcriptional gene silencing pathway mediated by the action of small regulatory non-coding RNAs (sRNAs). sRNAs are 20-500 nucleotides in length and found in bacteria.