microRNA 548ar (MIR548AR)

microRNA 548ar (MIR548AR) is a member of the primate-specific miR-548 gene family, encoding a short non-coding RNA molecule that regulates gene expression at the post-transcriptional level[5][8]. Like other microRNAs, miR-548ar binds to specific messenger RNAs (mRNAs), most commonly within the 3' untranslated region, leading to reduced protein translation or mRNA destabilization[4]. The miR-548 family participates in various biological processes and signaling pathways, such as MAPK and Wnt pathways[1][8]. miR-548ar-5p has been identified as a diagnostic or prognostic biomarker in pathology, particularly as a downregulated marker in certain thyroid tumors where its measurement may help distinguish benign from malignant follicular-patterned lesions[1]. Hundreds of potential mRNA targets are predicted for miR-548ar, but the precise disease associations and mechanisms require further experimental confirmation[1][8]. There are no approved drugs known to specifically target this microRNA. - miR-548ar is not a receptor, enzyme, or classical therapeutic target; its main known role is regulatory, as with other microRNAs[4][5][8]. - It is studied primarily as a biomarker rather than a direct target for drug therapy[1]. - There is no evidence of significant safety concerns related to direct targeting or modulation of miR-548ar; its roles in normal physiology and diseases are still being elucidated.

Other names

hsa-mir-548armiR-548armiR-548ar-5p