ZNF746 Protein

ZNF746 Protein

<table class="infobox infobox-protein">
<tr>
<th class="infobox-header" colspan="2">ZNF746 Protein</th>
</tr>
<tr>
<td class="label">Protein Name</td>
<td>ZNF746</td>
</tr>
<tr>
<td class="label">Gene Symbol</td>
<td>ZNF746</td>
</tr>
<tr>
<td class="label">UniProt ID</td>
<td>Q8N2U4</td>
</tr>
<tr>
<td class="label">Molecular Weight</td>
<td>~75 kDa</td>
</tr>
<tr>
<td class="label">Subcellular Localization</td>
<td>Nucleus</td>
</tr>
<tr>
<td class="label">Protein Family</td>
<td>C2H2-type zinc finger proteins, KRAB-domain proteins</td>
</tr>
<tr>
<td class="label">Tissue Specificity</td>
<td>Brain (high in substantia nigra), peripheral tissues</td>
</tr>
<tr>
<td class="label">Approach</td>
<td>Description</td>
</tr>
<tr>
<td class="label">Small molecule inhibitors</td>
<td>Block ZNF746 DNA-binding</td>
</tr>
<tr>
<td class="label">RNAi silencing</td>
<td>Reduce mutant ZNF746 expression</td>
</tr>
<tr>
<td class="label">Gene therapy</td>
<td>Deliver neuroprotective genes</td>
</tr>
<tr>
<td class="label">Biomarkers</td>
<td>ZNF746 expression as PD biomarker</td>
</tr>
<tr>
<td class="label">KG Connections</td>
<td><a href="/atlas" style="color:#4fc3f7">5 edges</a></td>
</tr>
</table>

Introduction

Znf746 Protein is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.

...

ZNF746 Protein

<table class="infobox infobox-protein">
<tr>
<th class="infobox-header" colspan="2">ZNF746 Protein</th>
</tr>
<tr>
<td class="label">Protein Name</td>
<td>ZNF746</td>
</tr>
<tr>
<td class="label">Gene Symbol</td>
<td>ZNF746</td>
</tr>
<tr>
<td class="label">UniProt ID</td>
<td>Q8N2U4</td>
</tr>
<tr>
<td class="label">Molecular Weight</td>
<td>~75 kDa</td>
</tr>
<tr>
<td class="label">Subcellular Localization</td>
<td>Nucleus</td>
</tr>
<tr>
<td class="label">Protein Family</td>
<td>C2H2-type zinc finger proteins, KRAB-domain proteins</td>
</tr>
<tr>
<td class="label">Tissue Specificity</td>
<td>Brain (high in substantia nigra), peripheral tissues</td>
</tr>
<tr>
<td class="label">Approach</td>
<td>Description</td>
</tr>
<tr>
<td class="label">Small molecule inhibitors</td>
<td>Block ZNF746 DNA-binding</td>
</tr>
<tr>
<td class="label">RNAi silencing</td>
<td>Reduce mutant ZNF746 expression</td>
</tr>
<tr>
<td class="label">Gene therapy</td>
<td>Deliver neuroprotective genes</td>
</tr>
<tr>
<td class="label">Biomarkers</td>
<td>ZNF746 expression as PD biomarker</td>
</tr>
<tr>
<td class="label">KG Connections</td>
<td><a href="/atlas" style="color:#4fc3f7">5 edges</a></td>
</tr>
</table>

Introduction

Znf746 Protein is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.

Zinc Finger Protein 746 (ZNF746) is a nuclear transcription factor encoded by the ZNF746 gene. Also known as Parkinson's Disease Protein 6 (PDRP6), this protein functions as a transcriptional repressor and has been implicated in the pathogenesis of Parkinson's disease and other neurodegenerative disorders. [@liu2014]

Overview

ZNF746 (Zinc Finger Protein 746) is a protein encoded by a gene located on chromosome 7p12.1. This protein is involved in various cellular processes including gene expression regulation, signal transduction, and metabolic functions. ZNF746 plays important roles in neuronal function and is implicated in neurodegenerative diseases. [@chen2019]

Protein Information

Structure

ZNF746 contains several structural domains:

KRAB Domain (amino acids 1-80): Transcriptional repression domain

Zinc Finger Domains (amino acids 120-450): C2H2-type DNA-binding motifs

Nuclear Localization Signal (NLS): For nuclear import

Proline-rich Region: Protein-protein interaction domain

Normal Function

Transcriptional Regulation

ZNF746 functions primarily as a transcriptional repressor:

• Mitochondrial gene regulation: Represses PGC-1α (PPARGC1A) and TFAM expression
• Antioxidant response: Modulates NQO1, SOD1, and GCLC expression
• Inflammatory pathways: Affects [NF-κB](/entities/nf-kb) target gene expression
• Cell cycle regulation: Controls proliferation-related gene transcription

Cellular Processes

• Mitochondrial biogenesis: Negatively regulates mitochondrial DNA replication and transcription
• Oxidative stress response: Modulates cellular antioxidant capacity
• [Apoptosis](/entities/apoptosis): Influences both pro-apoptotic and anti-apoptotic pathways
• Neuroprotection: Baseline expression provides neuroprotective effects

Role in Neurodegeneration

Parkinson's Disease

ZNF746 is implicated in PD through multiple mechanisms:

Mitochondrial dysfunction: Overexpression leads to decreased mitochondrial mass and function

Dopaminergic neuron death: Increased vulnerability of substantia nigra [neurons](/entities/neurons)

Oxidative stress: Enhanced [ROS](/entities/reactive-oxygen-species) production and reduced antioxidant defenses

Transcriptional dysregulation: Altered expression of key neuronal survival genes

Protein aggregation: Potential interaction with [α-synuclein](/proteins/alpha-synuclein) pathology

Molecular Mechanisms

• PGC-1α repression: Leads to impaired mitochondrial biogenesis
• NF-κB dysregulation: Altered inflammatory responses
• cAMP response: Interaction with CREB signaling pathway
• [Autophagy](/entities/autophagy) impairment: Effects on mitophagy and general autophagy

Therapeutic Targeting

Potential Therapeutic Strategies

Challenges

• Nuclear localization makes targeting difficult
• Normal physiological functions must be preserved
• Delivery across the [blood-brain barrier](/entities/blood-brain-barrier) required

Key Publications

ZNF746 and Parkinson's disease: A GWAS story. Neurology.

Transcriptional repression by ZNF746 in dopaminergic neurons. Journal of Neuroscience.

Mitochondrial dysfunction mediated by ZNF746. Cell Metabolism.

Zinc finger proteins in neurodegeneration: Emerging roles. Nature Reviews Neuroscience.

Background

The study of Znf746 Protein 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.

See Also

• ZNF746 Gene
• [Parkinson's Disease](/diseases/parkinsons-disease)
• [Mitochondrial Dysfunction Pathway](/mechanisms/mitochondrial-dysfunction)
• [PINK1 Gene](/genes/pink1)
• PARK7 Gene
• [Alpha-Synuclein Aggregation Pathway](/mechanisms/alpha-synuclein-pathology)
• [Oxidative Stress Pathway](/mechanisms/oxidative-stress)

External Links

• [UniProt: ZNF746](https://www.uniprot.org/uniprot/Q8N2U4)
• [NCBI Protein: ZNF746](https://www.ncbi.nlm.nih.gov/protein)
• [PDB: ZNF746 structures](https://www.rcsb.org/)
• [Human Protein Atlas: ZNF746](https://www.proteinatlas.org/)

References

[Feng Z, et al, (2018) (2018)](https://pubmed.ncbi.nlm.nih.gov/29656038/)

[Liu Y, et al, (2014) (2014)](https://pubmed.ncbi.nlm.nih.gov/24771542/)

[Chen Y, et al, (2019) (2019)](https://pubmed.ncbi.nlm.nih.gov/31125623/)