Rho-associated coiled-coil containing protein kinase 1 messenger RNA 3' untranslated region (ROCK1 mRNA 3'-UTR)

The ROCK1 mRNA 3'-untranslated region (3'-UTR) is a critical regulatory segment of the messenger RNA encoding Rho-associated coiled-coil containing protein kinase 1. This region contains multiple binding sites for microRNAs (miRNAs) and RNA-binding proteins that dictate the stability and translational efficiency of the ROCK1 transcript (Luo et al., 2011, PMID: 21602826). ROCK1 itself is a key downstream effector of the RhoA GTPase, playing a central role in actin cytoskeleton organization, cell adhesion, and motility (UniProt Q13464). Dysregulation of the ROCK1 mRNA 3'-UTR, often through the loss of inhibitory miRNA binding, leads to ROCK1 overexpression, which is a hallmark of metastatic progression in various cancers and contributes to cardiovascular and fibrotic diseases (Ueno et al., 2011, PMID: 21135154). Therapeutic strategies targeting this region involve the use of miRNA mimics or antisense oligonucleotides to suppress ROCK1 expression at the post-transcriptional level. These RNA-based approaches aim to reduce ROCK1 protein levels more selectively than traditional ATP-competitive kinase inhibitors, which often face challenges with isoform selectivity and systemic toxicity. Current research focuses on optimizing delivery systems to ensure these therapeutic agents reach target tissues effectively while minimizing off-target effects (Crooke et al., 2018, PMID: 29574378).

Other names

ROCK1 3'-UTRRho-associated protein kinase 1 mRNA 3'-UTRp160ROCK mRNA 3'-UTRRho-associated coiled-coil containing protein kinase 1 messenger RNA 3' untranslated region

Post-transcriptional gene silencing via RNA interference (RNAi) or antisense-mediated mRNA degradation, leading to reduced ROCK1 protein synthesis.