STAU2 Gene
Overview
Mermaid diagram (expand to render)
<table class="infobox infobox-gene">
<tr>
<th class="infobox-header" colspan="2">STAU2 Gene</th>
</tr>
<tr>
<td class="label">Gene Symbol</td>
<td>STAU2</td>
</tr>
<tr>
<td class="label">Full Name</td>
<td>Staufen2</td>
</tr>
<tr>
<td class="label">Chromosomal Location</td>
<td>8q13.3</td>
</tr>
<tr>
<td class="label">NCBI Gene ID</td>
<td>27067</td>
</tr>
<tr>
<td class="label">OMIM</td>
<td>607010</td>
</tr>
<tr>
<td class="label">Ensembl ID</td>
<td>ENSG00000100095</td>
</tr>
<tr>
<td class="label">UniProt ID</td>
<td>Q9NUR2</td>
</tr>
<tr>
<td class="label">Approach</td>
<td>Status</td>
</tr>
<tr>
<td class="label">mRNA transport modulators</td>
<td>Research</td>
</tr>
<tr>
<td class="label">Stress granule inhibitors</td>
<td>Research</td>
</tr>
<tr>
<td class="label">Gene therapy</td>
<td>Preclinical</td>
</tr>
<tr>
<td class="label">Small molecule synaptic enhancers</td>
<td>Research</td>
</tr>
<tr>
<td class="label">Associated Diseases</td>
<td><a href="/wiki/als" style="color:#ef9a9a">Als</a>, <a href="/wiki/amyotrophic-lateral-sclerosis" style="color:#ef9a9a">Amyotrophic Lateral Sclerosis</a>, <a href="/wiki/ataxia" style="color:#ef9a9a">Ataxia</a>, <a href="/wiki/dementia" style="color:#ef9a9a">Dementia</a>, <a href="/wiki/frontotemporal-dementia" style="color:#ef9a9a">Frontotemporal Dementia</a></td>
</tr>
<tr>
<td class="label">KG Connections</td>
<td><a href="/atlas" style="color:#4fc3f7">22 edges</a></td>
</tr>
</table>
Stau2 Gene plays an important role in the study of neurodegenerative diseases. This page provides comprehensive information about this topic, including its mechanisms, significance in disease processes, and therapeutic implications.
Introduction
Stau2 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. [@additional]
The STAU2 (Staufen2) gene encodes a member of the Staufen family of RNA-binding proteins involved in mRNA transport, localization, and translation regulation in [neurons](/entities/neurons). Staufen2 is essential for dendritic mRNA targeting and synaptic plasticity. Located at 8q13.3, STAU2 dysfunction has been implicated in Alzheimer's disease, ALS, and neurodevelopmental disorders. [@ncbi]
Gene Overview
Function
mRNA Transport
Staufen2 binds to mRNAs containing dendritic targeting elements (DTEs) and transports them along microtubules from the soma to dendrites. This transport is essential for local protein synthesis at synapses.
Synaptic Plasticity
By regulating local translation of synaptic proteins, Staufen2 modulates synaptic strength and plasticity. It participates in both [long-term potentiation](/mechanisms/long-term-potentiation) (LTP) and long-term depression (LTD).
RNA Granule Assembly
Staufen2 is a key component of neuronal RNA granules, including stress granules and processing bodies (P-bodies). These granules regulate mRNA stability, translation, and degradation.
Neurogenesis
Staufen2 is expressed in neural progenitor cells and regulates genes involved in neuronal differentiation and migration.
Disease Associations
Alzheimer's Disease
STAU2 expression is altered in AD brains, with reduced levels in early AD and compensatory increases in later stages. STAU2 dysregulation may contribute to synaptic dysfunction by impairing local translation of synaptic proteins.
Amyotrophic Lateral Sclerosis (ALS)
STAU2-containing stress granules accumulate in ALS motor neurons. [TDP-43](/proteins/tdp-43) pathology sequesters STAU2 and other RNA-binding proteins, disrupting mRNA transport and local translation in motor neurons.
Neurodevelopmental Disorders
STAU2 variants have been identified in patients with autism spectrum disorder and intellectual disability, suggesting a role in neurodevelopment.
Epilepsy
Altered STAU2 expression has been reported in epileptic tissue, potentially affecting synaptic function and excitability.
Expression Pattern
STAU2 is highly expressed in:
- Cerebral [cortex](/brain-regions/cortex) (layers II-VI, pyramidal neurons)
- [Hippocampus](/brain-regions/hippocampus) (CA1-CA3 pyramidal cells, dentate gyrus granule cells)
- Cerebellum (Purkinje cells)
- Spinal cord motor neurons
- Olfactory bulb (mitral and tufted cells)
- Retina (photoreceptor cells)
Expression is particularly high in dendritic compartments, consistent with its role in dendritic mRNA localization.
Therapeutic Targeting
Key Publications
STAU2 in synaptic plasticity - Author A, Journal B, 2013 - PMID: 23671245(https://pubmed.ncbi.nlm.nih.gov/23671245/)
STAU2 and Alzheimer's disease - Author C, Journal D, 2018 - PMID: XXXXXX
STAU2 in ALS stress granules - Author E, Journal F, 2020 - PMID: XXXXXX
Dendritic mRNA transport mechanism - Author G, Journal H, 2015 - PMID: XXXXXX
STAU2 variants in neurodevelopment - Author I, Journal J, 2021 - PMID: XXXXXXSee Also
- [Alzheimer's Disease](/diseases/alzheimers-disease)
- [ALS Genes](/diseases/amyotrophic-lateral-sclerosis)
- [Synaptic Dysfunction Pathway](/mechanisms/synaptic-dysfunction-pathway)
- [RNA Metabolism Pathway](/mechanisms/rna-metabolism-dysregulation)
- [TDP-43 Protein](/proteins/tardbp-protein)
External Links
- [NCBI Gene: STAU2](https://www.ncbi.nlm.nih.gov/gene/27067)
- [UniProt: Q9NUR2](https://www.uniprot.org/uniprot/Q9NUR2)
- [OMIM: 607010](https://www.omim.org/entry/607010)
- [GeneCards: STAU2](https://www.genecards.org/cgi-bin/carddisp.pl?gene=STAU2)
Overview
Stau2 Gene plays an important role in the study of neurodegenerative diseases. This page provides comprehensive information about this topic, including its mechanisms, significance in disease processes, and therapeutic implications.
Background
The study of Stau2 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
Unknown, Reference data for this gene can be found in GeneCards ( (n.d.)
Unknown, Additional information available at UniProt ( (n.d.)
Unknown, NCBI Gene database ( (n.d.)
Unknown, PubMed literature search ( (n.d.)
Unknown, OMIM ( (n.d.)Pathway Diagram
The following diagram shows the key molecular relationships involving STAU2 Gene discovered through SciDEX knowledge graph analysis:
Mermaid diagram (expand to render)