MTERF1 Gene - Mitochondrial Transcription Termination Factor 1
<table class="infobox infobox-gene">
<tr>
<th class="infobox-header" colspan="2">MTERF1 — Mitochondrial Transcription Termination Factor 1</th>
</tr>
<tr>
<td class="label">Symbol</td>
<td><strong>MTERF1</strong></td>
</tr>
<tr>
<td class="label">Full Name</td>
<td>Mitochondrial Transcription Termination Factor 1</td>
</tr>
<tr>
<td class="label">Chromosome</td>
<td>7q21.3</td>
</tr>
<tr>
<td class="label">NCBI Gene</td>
<td><a href="https://www.ncbi.nlm.nih.gov/gene/5101" target="_blank">5101</a></td>
</tr>
<tr>
<td class="label">Ensembl</td>
<td><a href="https://ensembl.org/Homo_sapiens/Gene/Summary?g=ENSG00000138442" target="_blank">ENSG00000138442</a></td>
</tr>
<tr>
<td class="label">OMIM</td>
<td><a href="https://omim.org/entry/605350" target="_blank">605350</a></td>
</tr>
<tr>
<td class="label">UniProt</td>
<td><a href="https://www.uniprot.org/uniprot/P56183" target="_blank">P56183</a></td>
</tr>
<tr>
<td class="label">Diseases</td>
<td>[Parkinson's Disease](/diseases/parkinsons-disease), [Alzheimer's Disease](/diseases/alzheimers), Mitochondrial Disorders</td>
</tr>
<tr>
<td class="label">Expression</td>
<td>High in brain, heart, skeletal muscle (mitochondrial)</td>
</tr>
<tr>
<td class="label">Associated Diseases</td>
<td><a href="/wiki/als" style="color:#ef9a9a">Als</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">7 edges</a></td>
</tr>
</table>
MTERF1 — Mitochondrial Transcription Termination Factor 1
Overview
Mermaid diagram (expand to render)
Mterf1 Gene Mitochondrial Transcription Termination Factor 1 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
MTERF1 (Mitochondrial Transcription Termination Factor 1), also known as MTERF, is a gene located on chromosome 7q21.3 that encodes a mitochondrial DNA-binding protein essential for mitochondrial gene expression[^1]. MTERF1 plays a critical role in regulating mitochondrial transcription and has been implicated in neurodegenerative diseases due to the central role of mitochondrial dysfunction in these conditions[^2].
Gene Structure
The MTERF1 gene spans approximately 11 kb of genomic DNA on chromosome 7q21.3 and consists of 2 exons. The gene encodes a 399 amino acid protein that localizes to mitochondria. MTERF1 is part of a family of mitochondrial transcription termination factors that includes MTERF2, MTERF3, and MTERF4 in mammals[^3].
Normal Function
MTERF1 is a mitochondrial protein that regulates transcription of mitochondrial DNA (mtDNA):
Transcription termination: MTERF1 binds to specific sites in the mitochondrial genome and terminates transcription, ensuring proper production of mitochondrial transcripts
Transcriptional regulation: Modulates the balance between transcription of different mtDNA regions, including rRNA genes and protein-coding genes
Ribosome biogenesis: MTERF1 helps coordinate transcription of rRNA genes with mitochondrial translationIn [neurons](/entities/neurons), MTERF1 is particularly important due to the high energy demands of these cells. Mitochondrial function is essential for:
- Neuronal survival and function
- Calcium homeostasis
- Synaptic transmission
- Axonal transport
Disease Associations
Parkinson's Disease
Mitochondrial dysfunction is a central feature of Parkinson's Disease pathogenesis:
- Complex I deficiency: PD is associated with selective loss of mitochondrial Complex I activity in dopaminergic neurons
- MTERF1 and PD: Altered MTERF1 expression or function may contribute to mitochondrial dysfunction in PD
- PINK1/Parkin pathway: MTERF1 intersects with mitophagy pathways affected in PD
Alzheimer's Disease
Mitochondrial dysfunction is also prominent in AD:
- Energy metabolism deficits: Reduced mitochondrial function in neurons is an early feature of AD
- MTERF1 in AD: Altered MTERF1 expression has been reported in AD brain tissue
- [Amyloid-beta](/proteins/amyloid-beta) effects: Amyloid-beta can directly impair mitochondrial function, potentially through effects on mtDNA transcription regulators
Mitochondrial Disorders
MTERF1 mutations have been associated with:
- Mitochondrial myopathy
- Encephalomyopathy
- Lactic acidosis
Therapeutic Implications
MTERF1 and mitochondrial transcription represent therapeutic targets for neurodegenerative diseases:
- Mitochondrial biogenesis: Enhancing mitochondrial function through PGC-1α and related pathways
- MTERF modulation: Developing compounds that can enhance or restore MTERF1 function
- Antioxidant therapy: Targeting mitochondrial oxidative stress
Key Publications
[Shi et al., MTERF1: A key mitochondrial transcription termination factor (2012)](https://doi.org/10.1016/j.bbabio.2012.04.004)
[Picca et al., Mitochondrial quality control in neurodegeneration (2020)](https://doi.org/10.1007/s12035-020-01967-6)
[Rex et al., Mitochondrial transcription termination factor 1 in disease (2019)](https://doi.org/10.1016/j.mito.2019.02.004)
[Johansson et al., Human mitochondrial transcription factor MTERF1 (2008)](https://doi.org/10.1016/j.jmb.2008.06.042)See Also
- [Parkinson's Disease](/diseases/parkinsons-disease)
- [Alzheimer's Disease](/diseases/alzheimers-disease)
- [Mitochondrial Dysfunction](/mechanisms/mitochondrial-dysfunction)
- [PINK1](/genes/pink1)
- [Parkin](/genes/prkn)
- [Mitochondria in Neurodegeneration](/mitochondria-in-neurodegeneration)
External Links
- [NCBI Gene: MTERF1](https://www.ncbi.nlm.nih.gov/gene/5101)
- [UniProt: MTERF1](https://www.uniprot.org/uniprot/P56183)
- [Ensembl: MTERF1](https://ensembl.org/Homo_sapiens/Gene/Summary?g=ENSG00000138442)
- [OMIM: MTERF1](https://omim.org/entry/605350)
Overview
Mterf1 Gene Mitochondrial Transcription Termination Factor 1 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 Mterf1 Gene Mitochondrial Transcription Termination Factor 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
[^1]: [Reference missing - citation needed]
[^2]: [Reference missing - citation needed]
[^3]: [Reference missing - citation needed]
Pathway Diagram
The following diagram shows the key molecular relationships involving MTERF1 Gene - Mitochondrial Transcription Termination Factor 1 discovered through SciDEX knowledge graph analysis:
Mermaid diagram (expand to render)