| WFS1 — Wolfram Syndrome 1 | |
|---|---|
| Symbol | WFS1 |
| Full Name | Wolframin ER Calcium Channel |
| Chromosome | 4p16.1 |
| NCBI Gene | 7466 |
| Ensembl | ENSG00000109501 |
| OMIM | 222300 |
| UniProt | O76024 |
| Diseases | Wolfram Syndrome, Wolfram Syndrome 2, Type 2 Diabetes, Hearing Loss |
| Expression | Pancreas, Brain, Heart, Kidney, Eye |
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.
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.1
The gene is catalogued as NCBI Gene ID 7466 and OMIM 222300.
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:
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 and pancreatic beta cells.
WFS1 plays a role in the unfolded protein response (UPR) and ER stress signaling. It helps cells cope with ER stress and maintains ER homeostasis.
WFS1 is important for cellular survival pathways. Its dysfunction leads to increased apoptosis, particularly in neurons and endocrine cells.
WFS1 is expressed in multiple tissues:
Biallelic loss-of-function mutations in WFS1 cause Wolfram syndrome, characterized by:
Some WFS1 variants cause a milder phenotype with diabetes mellitus and optic atrophy without diabetes insipidus.
Common variants in WFS1 are associated with increased risk of type 2 diabetes in population studies.
WFS1 mutations can cause autosomal recessive nonsyndromic hearing loss (DFNA6/14/38).
WFS1 variants have been implicated in:
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.
Page auto-generated from NeuroWiki gene database.