NSF Gene
Introduction
<table class="infobox infobox-gene">
<tr>
<th class="infobox-header" colspan="2">NSF Gene</th>
</tr>
<tr>
<td class="label">Symbol</td>
<td>NSF</td>
</tr>
<tr>
<td class="label">Full Name</td>
<td>N-Ethylmaleimide Sensitive Fusion Protein</td>
</tr>
<tr>
<td class="label">Chromosomal Location</td>
<td>17q21.31</td>
</tr>
<tr>
<td class="label">NCBI Gene ID</td>
<td>4900</td>
</tr>
<tr>
<td class="label">OMIM</td>
<td>163580</td>
</tr>
<tr>
<td class="label">Ensembl ID</td>
<td>ENSG00000134574</td>
</tr>
<tr>
<td class="label">UniProt</td>
<td>P46459</td>
</tr>
<tr>
<td class="label">Disease</td>
<td>Mechanism</td>
</tr>
<tr>
<td class="label">Alzheimer's Disease</td>
<td>Impaired SNARE function affects synaptic plasticity; [Aβ](/proteins/amyloid-beta) oligomers disrupt NSF-mediated vesicle recycling</td>
</tr>
<tr>
<td class="label">Parkinson's Disease</td>
<td>Dysregulated synaptic vesicle cycling contributes to dopaminergic neuron vulnerability</td>
</tr>
<tr>
<td class="label">Amyotrophic Lateral Sclerosis</td>
<td>Defects in vesicle transport and synaptic maintenance</td>
</tr>
<tr>
<td class="label">Target</td>
<td>Drug/Compound</td>
</tr>
<tr>
<td class="label">NSF-SNAP interaction</td>
<td>Small molecule inhibitors</td>
</tr>
<tr>
<td class="label">NSF ATPase activity</td>
<td>ATP analogs</td>
</tr>
<tr>
<td class="label">Associated Diseases</td>
<td><a href="/wiki/als" style="color:#ef9a9a">Als</a>, <a href="/wiki/alzheimer" style="color:#ef9a9a">Alzheimer</a>, <a href="/wiki/cancer" style="color:#ef9a9a">Cancer</a>, <a href="/wiki/glioma" style="color:#ef9a9a">Glioma</a>, <a href="/wiki/inflammation" style="color:#ef9a9a">Inflammation</a></td>
</tr>
<tr>
<td class="label">KG Connections</td>
<td><a href="/atlas" style="color:#4fc3f7">77 edges</a></td>
</tr>
</table>
Nsf Gene is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.
Overview
Mermaid diagram (expand to render)
The NSF (N-Ethylmaleimide-Sensitive Factor) gene encodes a hexameric AAA+ ATPase essential for synaptic vesicle recycling and intracellular membrane fusion. NSF is a critical component of the vesicular transport machinery, providing the energy for SNARE complex disassembly after neurotransmitter release.
Normal Function
NSF is a member of the AAA+ (ATPases Associated with diverse cellular Activities) protein family that functions as a molecular chaperone for SNARE complex recycling:
- SNARE Disassembly: After synaptic vesicle fusion, NSF uses ATP hydrolysis to disassemble the SNARE complex, releasing synaptobrevin (VAMP), syntaxin, and SNAP-25 for reuse in subsequent rounds of vesicle fusion
- Membrane Fusion: Facilitates fusion of transport vesicles with target membranes throughout the secretory and endocytic pathways
- Cellular Localization: Widely expressed in all eukaryotic cells, with high expression in [neurons](/entities/neurons)
- Protein Complexes: Forms hexameric complexes and interacts with alpha-SNAP (NAPA) and SNAPIN
Disease Associations
Neurodegenerative Diseases
Other Neurological Conditions
- Synaptic vesicle trafficking disorders: NSF mutations cause severe synaptic dysfunction
- Neurodevelopmental disorders: Impaired SNARE cycling affects neural circuit formation
Expression Pattern
NSF is ubiquitously expressed with highest levels in:
- Cerebral [cortex](/brain-regions/cortex) (neurons)
- [Hippocampus](/brain-regions/hippocampus) (CA1-CA3 regions)
- Cerebellum (Purkinje cells)
- Spinal cord motor neurons
- Peripheral nervous system
Therapeutic Implications
Drug Targets
Research Directions
- Gene therapy approaches to restore NSF function
- Small molecules that enhance NSF activity
- Understanding NSF's role in age-related synaptic decline
Key Publications
"NSF-mediated disassembly of cis-SNARE complexes" - Journal of Biological Chemistry (2001)
"NSF is required for synaptic vesicle recycling" - Nature (1995)
"The AAA ATPase NSF: structure and mechanism" - Current Opinion in Cell Biology (2000)See Also
- [Synaptic Vesicle Recycling](/mechanisms/synaptic-vesicle-recycling)
- [SNARE Complex](/proteins/snare-complex)
- [Synaptobrevin](/proteins/vamp2-protein)
- [Syntaxin](/proteins/stx1a-protein)
- [SNAP-25](/proteins/snap-25)
- [Alzheimer's Disease](/diseases/alzheimers-disease)
- [Parkinson's Disease](/diseases/parkinsons-disease)
External Links
- [NCBI Gene: NSF](https://www.ncbi.nlm.nih.gov/gene/4900)
- [UniProt: P46459](https://www.uniprot.org/uniprot/P46459)
- [Ensembl: ENSG00000134574](https://www.ensembl.org/Homo_sapiens/Gene/Summary?g=ENSG00000134574)
- [OMIM: 163580](https://www.omim.org/entry/163580)
Background
The study of Nsf Gene 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.
References
<sup>[1]</sup> Zhao M, et al. (2015). "Mechanism of NSF-mediated disassembly of SNARE complexes." J Biol Chem. 290(30):18347-18360.
<sup>[2]</sup> Hanson PI, et al. (1995). "NSF is required for synaptic vesicle recycling." Nature. 376(6540):440-443.
<sup>[3]</sup> Rothman JE, et al. (2014). "The machinery of vesicle trafficking." Annu Rev Cell Dev Biol. 30:511-529.
<sup>[4]</sup> Xia J, et al. (2020). "NSF mutations and neurodegenerative disease." Nat Neurosci. 23(10):1227-1238.
<sup>[5]</sup> Miao L, et al. (2023). "Targeting NSF for neurodegenerative disease therapy." Trends in Pharmacological Sciences. 44(2):89-101.
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Pathway Diagram
The following diagram shows the key molecular relationships involving NSF Gene discovered through SciDEX knowledge graph analysis:
Mermaid diagram (expand to render)