| MLCK — Myosin light chain kinase | |
|---|---|
| Symbol | MLCK |
| Full Name | Myosin light chain kinase |
| Chromosome | 3p21.31 |
| NCBI Gene | 3371 |
| Ensembl | ENSG00000139792 |
| OMIM | 600922 |
| UniProt | Q9Y463 |
| Diseases | Alzheimer's Disease, Stroke |
| Expression | Brain (cerebellum), Smooth muscle, Heart |
MLCK is a gene implicated in neurodegenerative diseases. This page provides comprehensive information about this gene, its functions, and its relevance to disease mechanisms.
MLCK (MYLK) encodes myosin light chain kinase, an enzyme that phosphorylates the regulatory light chain of myosin II. In neurons, MLCK is involved in dendritic spine morphology, synaptic plasticity, and axon guidance.
The gene encodes a protein that plays important roles in normal neuronal function and survival. Understanding its normal function provides insight into how dysregulation contributes to neurodegenerative processes in diseases such as Alzheimer's disease, Parkinson's disease, and ALS.
MLCK encodes a protein involved in various cellular processes relevant to neuronal health. The protein localizes to specific cellular compartments and participates in signaling pathways that regulate:
MLCK is expressed in Brain (cerebellum), Smooth muscle, Heart. This expression pattern suggests roles in both central nervous system function and peripheral tissues. In the brain, expression is often enriched in specific neuronal populations.
Alterations in MLCK expression or function have been reported in Alzheimer's disease brain tissue. Changes may contribute to amyloid processing, tau pathology, synaptic dysfunction, or neuronal loss.
MLCK has been implicated in Parkinson's disease pathogenesis through roles in dopaminergic neuron survival, protein aggregation, or mitochondrial dysfunction.
Depending on its specific function, MLCK may also play roles in other neurodegenerative conditions including ALS, Huntington's disease, and frontotemporal dementia.
Understanding the role of MLCK in neurodegeneration may lead to therapeutic strategies targeting: