MicroRNA 548ak (MIR548AK)

MicroRNA 548ak (MIR548AK) is a member of the primate-specific miR-548 gene family, encoding a short non-coding RNA (20–24 nucleotides) involved in post-transcriptional regulation of gene expression. Like other miRNAs, it is transcribed as a primary transcript, processed by Drosha and then Dicer to a mature miRNA, which associates with the RNA-induced silencing complex (RISC) to recognize and regulate target mRNAs, often leading to translational repression or mRNA degradation. The miR-548 family is notable for its large size, poor evolutionary conservation, and dynamic sequence divergence. Functional analyses of the whole family indicate roles in a variety of cellular processes and signal transduction pathways, including actin cytoskeleton regulation, cell cycle, and several oncogenic pathways. Family members are implicated in several diseases, especially cancers and immune dysregulation; however, direct evidence and functional studies for MIR548AK itself are currently lacking, with most knowledge inferred from broader miR-548 family characterization. Key facts: - MicroRNA 548ak is not a receptor or enzyme or traditional drug target, but a regulatory non-coding RNA. - No known drugs directly target MIR548AK as of current knowledge. - MIR548AK is not commonly used as a biomarker or for patient selection; such clinical roles have not been established for this specific microRNA. - Safety concerns largely relate to poor conservation across species and the functional overlap within the expanded miR-548 family, making specificity and targeting challenging for therapeutic development.

Other names

hsa-mir-548akMIR548AKhsa-miR-548ak