Ras-related C3 botulinum toxin substrate 1 mRNA (RAC1 mRNA) (RAC1 mRNA)

Ras-related C3 botulinum toxin substrate 1 (RAC1) mRNA encodes a small GTPase of the Rho family that acts as a critical molecular switch in various cellular processes, including actin cytoskeleton reorganization, cell migration, and survival. In many cancers, RAC1 mRNA is significantly overexpressed and correlates with poor prognosis, tumor grade, and resistance to standard therapies like chemotherapy and radiation. Targeting the RAC1 mRNA using small interfering RNAs (siRNAs) or antisense oligonucleotides (ASOs) offers a therapeutic strategy to silence the gene and reduce the levels of the RAC1 protein, thereby inhibiting the invasive and metastatic behavior of tumor cells. Beyond oncology, RAC1 signaling is implicated in the pathogenesis of diabetic nephropathy and cardiovascular diseases, where its overactivation contributes to tissue damage and inflammation. While targeting RAC1 mRNA is a promising approach for precision medicine, therapeutic development must address challenges related to delivery and the potential for off-target effects given the protein's ubiquitous role in normal physiology.

Other names

p21-Rac1 mRNAMIG5 mRNARas-related C3 botulinum toxin substrate 1Cell migration-inducing gene 5 protein mRNA

RNA interference (RNAi) and antisense inhibition leading to mRNA degradation or translational repression, thereby reducing the expression of the RAC1 protein.