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Target intelligence / Profile preview
microRNA 1469 (MIR1469)
- Target
- MIR1469
- Molecular classification
- microRNA, Non-coding RNA, Regulatory RNA
01
Overview
MicroRNA 1469 (MIR1469) is a human microRNA approximately 21–23 nucleotides in length that regulates gene expression by binding to the 3' UTR of target mRNAs, leading to their degradation or translational repression. MIR1469 has been implicated in the control of cell migration, invasion, and apoptosis in various cancers. It is frequently downregulated in aggressive tumors such as ulcerated melanoma and esophageal squamous cell carcinoma, correlating with poor prognosis, increased invasion depth, and lymph node metastasis. Restoration of miR-1469 expression in cancer cell lines suppresses tumor cell migration and invasion. MIR1469 functions through regulation of key cancer-related genes, including MCL1, STAT5a, and NDRG1, and may act as either a tumor suppressor or promoter, depending on cellular and cancer context.
- Other names
- hsa-miR-1469MIRN1469miR-1469hsa-mir-1469
02
Mechanism of action
Experimental miR-1469 mimics: suppress migration and invasion in tumor cells by restoring miR-1469 levels; Downregulation or upregulation affects the expression of cancer-associated genes (e.g., MCL1 inhibition, interaction with STAT5a, NDRG1)
03
Biological functions
Regulation of gene expression (by mRNA degradation or translational inhibition)Modulation of cell migration and invasionApoptosis regulation (via inhibition of target genes like MCL1)Tumor suppression or promotion (context-dependent)
04
Disease associations
Cancer (e.g., melanoma, esophageal squamous cell carcinoma, lung cancer, pancreatic cancer)Tumor progression and metastasisPrognostic biomarker in solid tumors (especially esophageal and pancreatic cancers)
05
Safety considerations
No direct safety or overdose concerns reported for miR-1469 modulation since it is not currently a drug target; therapeutic challenges remain, including delivery specificity and off-target gene regulation
06
Biomarkers
miR-1469 level in patient tissue (used for stratification and outcome prediction, especially in melanoma and esophageal cancer)Diagnostic marker for differentiating pancreatic cancer patients from healthy controls
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