WFS1 — Wolfram Syndrome 1
<table class="infobox infobox-gene">
<tr>
<th class="infobox-header" colspan="2">WFS1 — Wolfram Syndrome 1</th>
</tr>
<tr> [@ncbi]
<td class="label">Symbol</td>
<td><strong>WFS1</strong></td>
</tr>
<tr>
<td class="label">Full Name</td>
<td>Wolframin ER Calcium Channel</td>
</tr>
<tr>
<td class="label">Chromosome</td>
<td>4p16.1</td>
</tr>
<tr>
<td class="label">NCBI Gene</td>
<td><a href="https://www.ncbi.nlm.nih.gov/gene/7466" target="_blank">7466</a></td>
</tr>
<tr>
<td class="label">Ensembl</td>
<td><a href="https://ensembl.org/Homo_sapiens/Gene/Summary?g=ENSG00000109501" target="_blank">ENSG00000109501</a></td>
</tr>
<tr>
<td class="label">OMIM</td>
<td><a href="https://omim.org/entry/222300" target="_blank">222300</a></td>
</tr>
<tr>
<td class="label">UniProt</td>
<td><a href="https://www.uniprot.org/uniprot/O76024" target="_blank">O76024</a></td>
</tr>
<tr>
<td class="label">Diseases</td>
<td>Wolfram Syndrome, Wolfram Syndrome 2, Type 2 Diabetes, Hearing Loss</td>
</tr>
<tr>
<td class="label">Expression</td>
<td>Pancreas, Brain, Heart, Kidney, Eye</td>
</tr>
<tr>
<td class="label">Associated Diseases</td>
<td><a href="/wiki/als" style="color:#ef9a9a">Als</a>, <a href="/wiki/ataxia" style="color:#ef9a9a">Ataxia</a>, <a href="/wiki/diabetes" style="color:#ef9a9a">Diabetes</a>, <a href="/wiki/ms" style="color:#ef9a9a">Ms</a>, <a href="/wiki/neurodegeneration" style="color:#ef9a9a">Neurodegeneration</a></td>
</tr>
<t
...WFS1 — Wolfram Syndrome 1
<table class="infobox infobox-gene">
<tr>
<th class="infobox-header" colspan="2">WFS1 — Wolfram Syndrome 1</th>
</tr>
<tr> [@ncbi]
<td class="label">Symbol</td>
<td><strong>WFS1</strong></td>
</tr>
<tr>
<td class="label">Full Name</td>
<td>Wolframin ER Calcium Channel</td>
</tr>
<tr>
<td class="label">Chromosome</td>
<td>4p16.1</td>
</tr>
<tr>
<td class="label">NCBI Gene</td>
<td><a href="https://www.ncbi.nlm.nih.gov/gene/7466" target="_blank">7466</a></td>
</tr>
<tr>
<td class="label">Ensembl</td>
<td><a href="https://ensembl.org/Homo_sapiens/Gene/Summary?g=ENSG00000109501" target="_blank">ENSG00000109501</a></td>
</tr>
<tr>
<td class="label">OMIM</td>
<td><a href="https://omim.org/entry/222300" target="_blank">222300</a></td>
</tr>
<tr>
<td class="label">UniProt</td>
<td><a href="https://www.uniprot.org/uniprot/O76024" target="_blank">O76024</a></td>
</tr>
<tr>
<td class="label">Diseases</td>
<td>Wolfram Syndrome, Wolfram Syndrome 2, Type 2 Diabetes, Hearing Loss</td>
</tr>
<tr>
<td class="label">Expression</td>
<td>Pancreas, Brain, Heart, Kidney, Eye</td>
</tr>
<tr>
<td class="label">Associated Diseases</td>
<td><a href="/wiki/als" style="color:#ef9a9a">Als</a>, <a href="/wiki/ataxia" style="color:#ef9a9a">Ataxia</a>, <a href="/wiki/diabetes" style="color:#ef9a9a">Diabetes</a>, <a href="/wiki/ms" style="color:#ef9a9a">Ms</a>, <a href="/wiki/neurodegeneration" style="color:#ef9a9a">Neurodegeneration</a></td>
</tr>
<tr>
<td class="label">KG Connections</td>
<td><a href="/atlas" style="color:#4fc3f7">25 edges</a></td>
</tr>
</table>
WFS1 — Wolfram Syndrome 1
Introduction
Wfs1 — Wolfram Syndrome 1 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)
WFS1 (Wolfram Syndrome 1) is a gene located on chromosome 4p16.1 that encodes wolframin, an endoplasmic reticulum calcium channel protein. WFS1 is best known for its role in Wolfram syndrome (DIDMOAD syndrome), a rare autosomal recessive neurodegenerative disorder characterized by diabetes insipidus, diabetes mellitus, optic atrophy, and deafness.[@barrett1995]
The gene is catalogued as NCBI Gene ID [7466](https://www.ncbi.nlm.nih.gov/gene/7466) and OMIM [222300](https://omim.org/entry/222300).
Function
The WFS1 gene encodes wolframin, a transmembrane protein localized primarily to the endoplasmic reticulum (ER). It functions as a calcium channel or regulator of calcium homeostasis:
Calcium Homeostasis
Wolframin acts as an ER calcium channel that helps maintain calcium balance within cells. Proper calcium signaling is crucial for cellular function and survival, particularly in [neurons](/entities/neurons) and pancreatic beta cells.
ER Stress Response
WFS1 plays a role in the [unfolded protein response](/entities/unfolded-protein-response) (UPR) and ER stress signaling. It helps cells cope with ER stress and maintains ER homeostasis.
Cell Survival
WFS1 is important for cellular survival pathways. Its dysfunction leads to increased [apoptosis](/entities/apoptosis), particularly in neurons and endocrine cells.
Brain Expression
WFS1 is expressed in multiple tissues:
- Pancreas (high expression in beta cells)
- Brain ([hippocampus](/brain-regions/hippocampus), cerebral [cortex](/brain-regions/cortex), cerebellum)
- Heart
- Kidney
- Eye (retina, optic nerve)
Disease Associations
Wolfram Syndrome (DIDMOAD)
Biallelic loss-of-function mutations in WFS1 cause Wolfram syndrome, characterized by:
- Diabetes Insipidus - Central diabetes insipidus from vasopressin deficiency
- Diabetes Mellitus - Type 1-like diabetes from pancreatic beta cell loss
- Optic Atrophy - Progressive vision loss from optic nerve degeneration
- Deafness - Sensorineural hearing loss
- Neurological symptoms - Ataxia, neuropathy, seizures
Wolfram Syndrome 2
Some WFS1 variants cause a milder phenotype with diabetes mellitus and optic atrophy without diabetes insipidus.
Type 2 Diabetes
Common variants in WFS1 are associated with increased risk of type 2 diabetes in population studies.
Hearing Loss
WFS1 mutations can cause autosomal recessive nonsyndromic hearing loss (DFNA6/14/38).
Neurological Disorders
WFS1 variants have been implicated in:
- Parkinson's disease risk
- Psychiatric disorders
- Episodic ataxia
Key Publications
[Wolfram (DIDMOAD) syndrome](https://doi.org/10.1136/jmg.32.12.881). Journal of Medical Genetics, 1995.
[WFS1 mutations cause Wolfram syndrome](https://doi.org/10.1038/350565). Nature Genetics, 1998.
[Wolfram syndrome: a model of ER stress in neurodegeneration](https://doi.org/10.1016/j.tins.2009.06.002). Trends in Neurosciences, 2009.
[WFS1 and Wolfram syndrome: clinical and genetic aspects](https://doi.org/10.1111/j.1399-0004.2011.01769.x). Clinical Genetics, 2011.
External Links
- NCBI Gene: [https://www.ncbi.nlm.nih.gov/gene/7466](https://www.ncbi.nlm.nih.gov/gene/7466)
- Ensembl: [https://ensembl.org/Homo_sapiens/Gene/Summary?g=ENSG00000109501](https://ensembl.org/Homo_sapiens/Gene/Summary?g=ENSG00000109501)
- OMIM: [https://omim.org/entry/222300](https://omim.org/entry/222300)
- UniProt: [https://www.uniprot.org/uniprot/O76024](https://www.uniprot.org/uniprot/O76024)
See Also
- [Genes Index](/genes)
- [Proteins Index](/proteins)
- [Wolfram Syndrome](/diseases/wolfram-syndrome)
- [ER Stress](/mechanisms/er-stress-pathway)mechanisms/er-stress-neurodegeneration)
Brain Atlas Resources
- [Allen Brain Atlas](https://brain-map.org/) - Brain gene expression data
- [Allen Human Brain Atlas - WFS1 Expression](https://human.brain-map.org/microarray/search/show?search_term=WFS1): Gene expression data
- [Allen Mouse Brain Atlas - Wfs1 Expression](https://mouse.brain-map.org/gene/show?gene_id=7479): Comparative expression data
Background
The study of Wfs1 — Wolfram Syndrome 1 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
[Barrett TG et al., Wolfram (DIDMOAD) syndrome, Journal of Medical Genetics, 1995 (1995)](https://doi.org/10.1136/jmg.32.12.881)
[Inoue H et al., A candidate gene for the Wolfram syndrome, Nature Genetics, 1998 (1998)](https://doi.org/10.1038/350565)
[Unknown, Wolfram syndrome: a model of ER stress in neurodegeneration (2009)](https://doi.org/10.1016/j.tins.2009.06.002)
[Unknown, WFS1 and Wolfram syndrome: clinical and genetic aspects (2011)](https://doi.org/10.1111/j.1399-0004.2011.01769.x)
NCBI Gene:, WFS1 (n.d.)Pathway Diagram
The following diagram shows the key molecular relationships involving WFS1 — Wolfram Syndrome 1 discovered through SciDEX knowledge graph analysis:
Mermaid diagram (expand to render)