Cannabinoid receptor 1 mRNA 3'-untranslated region (CB1R mRNA 3'-UTR)

The Cannabinoid receptor 1 (CB1R) mRNA 3'-untranslated region (3'-UTR) is a critical regulatory segment of the CNR1 transcript that governs the stability, localization, and translation efficiency of the CB1 receptor protein (NCBI Gene: CNR1). As a primary component of the endocannabinoid system, CB1R is widely expressed in the central nervous system and peripheral tissues, playing a pivotal role in appetite regulation, pain sensation, and metabolic homeostasis. The 3'-UTR contains specific binding sites for various microRNAs, such as miR-29 and miR-130, and RNA-binding proteins that modulate the post-transcriptional expression of the receptor (He et al., 2019). This region has emerged as an attractive therapeutic target for conditions characterized by CB1R overactivity, including obesity, metabolic syndrome, and liver fibrosis. By utilizing microRNA mimics or antisense oligonucleotides (ASOs) to target the 3'-UTR, researchers aim to achieve precise downregulation of CB1R expression. This approach potentially offers a safer alternative to traditional small-molecule antagonists, which have historically been limited by severe psychiatric side effects like depression and anxiety (D'Addario et al., 2014).

Other names

CNR1 mRNA 3'-UTRCannabinoid receptor 1 3'-UTRCB1 3'-UTRCNR1 3'-untranslated region

Post-transcriptional gene silencing via mRNA degradation or translational inhibition