BCL2L10

BCL2L10 — BCL2 Like 10

Pathway Diagram

BCL2L10 — BCL2 Like 10

Pathway Diagram

Introduction

Bcl2L10 is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.

<div class="infobox infobox-gene"> [@youle2008]
<table> [@hamid2015]
<tr><th colspan="2" style="background:#e8f4f8; text-align:center; font-size:1.1em;">BCL2 Like 10 (Boo)</th></tr>
<tr><td><strong>Gene Symbol</strong></td><td>BCL2L10</td></tr>
<tr><td><strong>Full Name</strong></td><td>BCL2 Like 10 (Boo/Diva)</td></tr>
<tr><td><strong>Chromosome</strong></td><td>15q21.3</td></tr>
<tr><td><strong>NCBI Gene ID</strong></td><td>[10018](https://www.ncbi.nlm.nih.gov/gene/10018)</td></tr>
<tr><td><strong>OMIM</strong></td><td>606910</td></tr>
<tr><td><strong>Ensembl ID</strong></td><td>ENSG00000100152</td></tr>
<tr><td><strong>UniProt ID</strong></td><td>[Q9D2L9](https://www.uniprot.org/uniprot/Q9D2L9)</td></tr>
<tr><td><strong>Protein Class</strong></td><td>Anti-apoptotic Bcl-2 family protein</td></tr>
<tr><td><strong>Associated Diseases</strong></td><td>Cancer, Neurodegeneration, Alzheimer's Disease</td></tr>
</table>
</div>

Overview

BCL2L10 (also known as Boo or Diva) is a member of the Bcl-2 family of proteins that regulates programmed cell death (apoptosis). As an anti-apoptotic protein, BCL2L10 inhibits [apoptosis](/entities/apoptosis) by preventing mitochondrial outer membrane permeabilization (MOMP) and subsequent release of cytochrome c. While primarily studied in cancer biology, BCL2L10 plays important roles in neuronal survival and its dysregulation contributes to neurodegenerative disease pathogenesis.

Function

BCL2L10 exerts its anti-apoptotic function through multiple mechanisms:

Anti-Apoptotic Activities

Tissue-Specific Functions

In [neurons](/entities/neurons), BCL2L10:

• Promotes neuronal survival during development
• Protects against excitotoxic cell death
• Modulates responses to oxidative stress
• Regulates synaptic plasticity-related apoptosis

Protein Structure

BCL2L10 contains multiple Bcl-2 homology (BH) domains:

• BH1, BH2, BH3: Required for dimerization with pro-apoptotic proteins
• BH4: Characteristic of anti-apoptotic proteins; involved in protein-protein interactions
• Transmembrane Domain: Localizes protein to mitochondrial outer membrane, ER, and nuclear envelope

Expression Pattern

BCL2L10 exhibits tissue-specific expression:

• High Expression: Testis, ovary, brain
• Moderate Expression: Heart, lung, pancreas
• Low Expression: Most other tissues

• Hippocampal neurons
• Cortical pyramidal neurons
• Cerebellar Purkinje cells
• Substantia nigra dopaminergic neurons

Role in Neurodegeneration

Alzheimer's Disease

BCL2L10 relates to AD through several mechanisms:

Parkinson's Disease

BCL2L10 contributes to PD through:

Amyotrophic Lateral Sclerosis

• Protects motor neurons from mutant SOD1 toxicity
• Modulates ER stress-induced apoptosis
• Influences inflammatory responses

Molecular Interactions

BCL2L10 interacts with:

Pro-Apoptotic Proteins

• BAK: Direct inhibition of pore formation
• BAX: Sequestration in inactive complexes
• BIM: BH3-only protein sequestration
• PUMA: Stress-induced pro-apoptotic protein

Anti-Apoptotic Proteins

• BCL2: Functional cooperation
• BCL-XL: Redundant protective functions
• MCL1: Compensatory anti-apoptotic activity

Therapeutic Implications

BCL2L10 represents a therapeutic target:

Animal Models

BCL2L10 knockout mice reveal:

• Viable with subtle phenotypes
• Increased sensitivity to apoptotic stimuli
• Male infertility (testis-specific function)

• Protection against various neurotoxic insults

Clinical Significance

| Aspect | Details |
|--------|---------|
| Cancer | BCL2L10 often downregulated in cancers; tumor suppressor function |
| Neurodegeneration | Protective role; therapeutic potential |

See Also

• [Alzheimer's Disease](/diseases/alzheimers-disease)
• [Parkinson's Disease](/diseases/parkinsons-disease)
• [Apoptosis in Neurodegeneration](/mechanisms/apoptosis-neurodegeneration)
• [Bcl-2 Family Proteins](/proteins/bcl2-family-proteins)

Background

The study of Bcl2L10 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.

External Links

• [PubMed](https://pubmed.ncbi.nlm.nih.gov/) - Biomedical literature
• [Alzheimer's Disease Neuroimaging Initiative](https://adni.loni.usc.edu/) - Research data
• [Allen Brain Atlas](https://brain-map.org/) - Brain gene expression data

References