Slingshot homolog 1 mRNA (SSH1 mRNA)

Slingshot homolog 1 (SSH1) mRNA encodes a protein phosphatase that plays a critical role in regulating the actin cytoskeleton by specifically dephosphorylating and activating cofilin. The SSH1-cofilin pathway is a central regulator of actin filament dynamics, which is essential for processes such as cell migration, division, and intracellular transport. In the context of oncology, SSH1 is frequently overexpressed in various cancers, where it promotes tumor cell invasion and metastasis by enhancing lamellipodia formation and motility. In neurodegenerative conditions like Alzheimer's disease, overactive SSH1 leads to excessive cofilin activation, contributing to the formation of cofilin-actin rods that disrupt axonal transport and synaptic function. Targeting the SSH1 mRNA via RNA interference (siRNA) or antisense oligonucleotides (ASOs) aims to reduce the total pool of SSH1 protein, thereby modulating cofilin activity to inhibit cancer progression or neurodegeneration. While currently primarily in the experimental and preclinical stages, SSH1 mRNA represents a promising target for precision medicine in diseases characterized by aberrant cytoskeletal remodeling.

Other names

SSH1L mRNASlingshot-1L mRNASSH-1L mRNAhSSH1L mRNAProtein phosphatase Slingshot homolog 1 mRNA

RNA interference (siRNA-mediated degradation), RNase H-mediated cleavage (ASO-mediated degradation), Translation inhibition