Contactin 4 mRNA 3′ untranslated region (CNTN4 mRNA 3′UTR)

The 3′ untranslated region (3′UTR) of the Contactin 4 (CNTN4) mRNA is a critical regulatory segment that governs the post-transcriptional expression of the CNTN4 protein. CNTN4 is a glycosylphosphatidylinositol (GPI)-anchored neuronal membrane protein and a member of the immunoglobulin superfamily, playing a vital role in axon guidance, neurite outgrowth, and synaptic plasticity during central nervous system development (PMID: 152330, 38745463). The 3′UTR serves as a hub for microRNA (miRNA) binding, such as miR-148a-3p, which regulates mRNA stability and translation efficiency; dysregulation of this interaction is implicated in inflammatory processes and atherosclerosis (PMID: 34104118). Genetic variations, including point mutations and deletions within or encompassing the CNTN4 3′UTR, are strongly associated with neurodevelopmental and neuropsychiatric conditions, including autism spectrum disorder, 3p deletion syndrome, and spinocerebellar ataxia type 16 (PMID: 16960811, 12851855). While therapeutic strategies targeting the CNTN4 protein with monoclonal antibodies like GENA-104A16 are in clinical trials for oncology, the 3′UTR itself is an emerging target for RNA-based interventions aimed at modulating CNTN4 levels in cardiovascular and neurological diseases.

Other names

CNTN4 3′-UTRContactin-4 3′ untranslated regionBIG-2 mRNA 3′UTRAxonal-associated cell adhesion molecule mRNA 3′UTR

MicroRNA-mediated translational repression and mRNA degradation via binding to specific response elements within the 3′UTR; monoclonal antibody-mediated inhibition of the downstream protein product.