SYT2 Gene

SYT2 Gene

Overview

SYT2 Gene

Overview

<table class="infobox infobox-gene">
<tr>
<th class="infobox-header" colspan="2">SYT2 Gene</th>
</tr>
<tr>
<td class="label">Gene Symbol</td>
<td>SYT2</td>
</tr>
<tr>
<td class="label">Full Name</td>
<td>Synaptotagmin-2</td>
</tr>
<tr>
<td class="label">Chromosomal Location</td>
<td>1q21.3</td>
</tr>
<tr>
<td class="label">NCBI Gene ID</td>
<td>11044</td>
</tr>
<tr>
<td class="label">Ensembl ID</td>
<td>ENSG00000138294</td>
</tr>
<tr>
<td class="label">UniProt</td>
<td>Q9H0Y5</td>
</tr>
<tr>
<td class="label">Disease</td>
<td>Association Type</td>
</tr>
<tr>
<td class="label">Myasthenia Gravis</td>
<td>Autoimmune Target</td>
</tr>
<tr>
<td class="label">ALS</td>
<td>Risk Modulator</td>
</tr>
<tr>
<td class="label">Parkinson's Disease</td>
<td>Risk Modulator</td>
</tr>
<tr>
<td class="label">Congenital Myasthenic Syndrome</td>
<td>Causative</td>
</tr>
<tr>
<td class="label">Approach</td>
<td>Status</td>
</tr>
<tr>
<td class="label">Antibody therapy</td>
<td>Research</td>
</tr>
<tr>
<td class="label">Strategy</td>
<td>Approach</td>
</tr>
<tr>
<td class="label">Antibody therapy</td>
<td>Target autoantibodies</td>
</tr>
<tr>
<td class="label">Gene therapy</td>
<td>Restore SYT2 function</td>
</tr>
<tr>
<td class="label">Calcium modulators</td>
<td>Modulate synaptic function</td>
</tr>
<tr>
<td class="label">Associated Diseases</td>
<td><a href="/wiki/aging" style="color:#ef9a9a">Aging</a>, <a href="/wiki/inflammation" style="color:#ef9a9a">Inflammation</a>, <a href="/wiki/ms" style="color:#ef9a9a">Ms</a></td>
</tr>
<tr>
<td class="label">KG Connections</td>
<td><a href="/atlas" style="color:#4fc3f7">31 edges</a></td>
</tr>
</table>

Syt2 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

Syt2 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. [@herrmann2014]

Gene Overview

SYT2 (Synaptotagmin-2) encodes Synaptotagmin-2, a calcium sensor protein essential for synaptic vesicle fusion and neurotransmitter release. [@bacaj2015]

Basic Information

Function

The SYT2 gene encodes Synaptotagmin-2 (Syt2), a member of the synaptotagmin family of calcium-binding proteins. Syt2 is characterized by:

• Calcium sensor: Binds calcium with high affinity
• Presynaptic localization: On synaptic vesicles
• Fast synaptic transmission: Triggers vesicle fusion
• Synchronous release: Mediates rapid neurotransmitter release

• Calcium sensor for exocytosis
• Trigger for synaptic vesicle fusion
• Regulator of release probability
• Determinant of release kinetics

Disease Associations

Key Mutations

• Phe380Leu: Causes congenital myasthenic syndrome
• Asp368Tyr: Impairs calcium binding

Expression Pattern

Syt2 shows specific expression:

• Motor nerve terminals: High expression at neuromuscular junctions
• Brain: Widespread, highest in cerebral [cortex](/brain-regions/cortex)
• Spinal cord: Motor neurons
• Peripheral nervous system: Sensory neurons

Therapeutic Targeting

Key Publications

See Also

• [Synaptic Vesicle Cycle](/mechanisms/synaptic-dysfunction-pathway)
• [Synaptotagmin-1 Protein](/proteins/synaptotagmin-1-protein)
• [Synaptic Transmission](/mechanisms/synaptic-dysfunction-pathway)
• [Neuromuscular Junction](/cell-types/neuromuscular-junction)

External Links

• [NCBI Gene: SYT2](https://www.ncbi.nlm.nih.gov/gene/11044)
• [UniProt: SYT2](https://www.uniprot.org/uniprot/Q9H0Y5)

Overview

Syt2 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 Syt2 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.

Expression Pattern

SYT2 is expressed predominantly in the nervous system:

• Motor neurons: Neuromuscular junctions
• Sensory neurons: Proprioception, mechanosensation
• Brain: Hippocampus, cortex, cerebellum
• Spinal cord: Interneurons, motor neurons

Molecular Function

Synaptotagmin-2 is a calcium sensor for synaptic vesicle exocytosis:

• Calcium binding: C2 domains bind Ca²⁺ with high affinity
• SNARE interaction: Binds to SNARE complexes
• Vesicle docking: Facilitates synaptic vesicle positioning
• Fusion triggering: Triggers fast neurotransmitter release

Disease Associations

Myasthenia Gravis

SYT2 is an autoantibody target in some myasthenia gravis cases:

• Antibodies against SYT2 cause synaptic dysfunction
• Leads to muscle weakness
• Similar to Lambert-Eaton syndrome

ALS

In ALS, SYT2 alterations contribute to:

• Impaired neuromuscular transmission
• Motor neuron vulnerability
• Synaptic dysfunction

Neuropathy

SYT2 mutations can cause peripheral neuropathy:

• Motor and sensory deficits
• Axonal degeneration
• Synaptic pathology

Therapeutic Approaches

Key Publications

References

Pathway Diagram

The following diagram shows the key molecular relationships involving SYT2 Gene discovered through SciDEX knowledge graph analysis: