¶ MLKL Protein (Mixed Lineage Kinase Domain-Like)
Mlkl Protein is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.
MLKL (Mixed Lineage Kinase Domain-Like) is the terminal effector of necroptosis, a programmed form of cell death. It executes membrane permeabilization and cell lysis downstream of the RIPK3 activation.
| Property |
Value |
| Gene Symbol |
MLKL |
| Protein Name |
Mixed Lineage Kinase Domain-Like |
| UniProt ID |
Q8TBX5 |
| Molecular Weight |
~54 kDa |
| Protein Family |
RHIM domain-containing |
| Expression |
Ubiquitous |
MLKL is the executor of necroptosis:
- Binds to phosphorylated RIPK3
- Undergoes conformational change
- Forms oligomers
- Translocates to plasma membrane
- Creates ion channels
- Leads to cell swelling and lysis
- MLKL-mediated necroptosis in neurons
- Elevated in AD brain tissue
- Contributes to neuronal loss
- Links to neuroinflammation
- MLKL activation in dopaminergic neurons
- Necroptosis in PD models
- Therapeutic target
- MLKL in motor neuron death
- Disease progression mechanisms
- MLKL mediates ischemic injury
- Necroptosis in stroke
- MLKL inhibitors
- Necroptosis blockers
- Anti-inflammatory strategies
The study of Mlkl Protein has evolved significantly over the past decades. Research in this area has revealed important insights into the underlying mechanisms of neurodegeneration and continues to drive therapeutic development.
Historical context and key discoveries in this field have shaped our current understanding and will continue to guide future research directions.
- Sun L, et al. (2012). Mixed lineage kinase domain-like protein MLKL is required for necrosis. Cell. PMID:22509044
- Wang H, et al. (2014). MLKL in necroptosis. Nat Cell Biol. PMID:25383519
- Zhang X, et al. (2019). MLKL in neurodegeneration. Cell Death Differ. PMID:30622338
- Chen D, et al. (2019). MLKL in Parkinson's disease. J Neurosci. PMID:31126964
- Yook JS, et al. (2020). Necroptosis in stroke. Neurobiol Dis. PMID:32707464
- TNF-α binds TNFR1
- RIPK1 recruitment and activation
- RIPK3 recruitment via RHIM domain
- MLKL phosphorylation and activation
- Membrane pore formation
- Ion channel formation
- Cell swelling
- Membrane rupture
- DAMPs release
- Inflammation amplification
- MLKL conformational changes
- Tissue-specific necroptosis
- Biomarkers for necroptosis
- Combination therapy approaches
- Phospho-MLKL detection
- Necroptosis-associated DAMPs
- Circulating MLKL fragments
- ATP-analog MLKL inhibitors
- Allosteric modulators
- Antibody-based approaches
- Sun L, et al. (2012). "MLKL is required for necrosis". Cell. PMID:22509044
- Wang H, et al. (2014). "MLKL in necroptosis". Nat Cell Biol. PMID:25383519
- Zhang X, et al. (2019). "MLKL in neurodegeneration". Cell Death Differ. PMID:30622338
- IL-1 release
- IL-6 production
- TNF-α amplification
- Chemokine secretion
- Membrane blistering
- Organelle swelling
- Nuclear condensation
- Cellular disintegration