microRNA-569 (miR-569)

microRNA-569 (miR-569) is a short, non-coding RNA molecule (20–24 nucleotides) involved in post-transcriptional gene regulation, primarily by binding to the 3'-untranslated regions of target mRNAs and affecting their stability or translation. miR-569 has been identified as a tumor suppressor in pancreatic cancer, where its expression is reduced in poor prognosis cases. Overexpression of miR-569 in cell and animal models suppresses tumor cell migration, invasion, and liver metastasis, primarily by directly targeting and downregulating NUSAP1, a spindle-associated protein, and consequently inhibiting the pro-metastatic ZEB1 pathway. Low levels of miR-569 are associated with poor survival in pancreatic cancer, and it may serve as both a prognostic biomarker and a potential therapeutic target. No direct drug or small-molecule modulators of miR-569 are currently known, but altering its activity or mimicking its function could be a potential therapeutic avenue for certain cancers[1][2][4].

Other names

MIR569hsa-mir-569MIRN569

Inhibits NUSAP1 mRNA/protein translation by direct binding to its 3'-untranslated region, leading to downstream effects on ZEB1 and metastatic processes.