Ccer2 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.
| Attribute |
Value |
| Gene Symbol |
CCER2 (formerly GEM) |
| Full Name |
Coiled-Coil Element Binding Protein 2 (Germ Cell Essential Regulator 2) |
| Chromosomal Location |
5q13.2 |
| NCBI Gene ID |
389724 |
| Ensembl ID |
ENSG00000170906 |
| UniProt ID |
Q8TDW0 |
| Associated Diseases |
Parkinson's Disease |
CCER2 (also known as GEM - Germ Cell Essential Regulator 2) encodes a nuclear protein that functions as a transcriptional co-regulator:
- Transcriptional activation: Modulates gene expression through protein-protein interactions with transcription factors
- Cell cycle regulation: Involved in cell proliferation and differentiation through modulation of cell cycle regulators
- DNA damage response: May participate in DNA repair pathways and genomic stability maintenance
- Epigenetic regulation: Potential role in chromatin remodeling and gene expression programming
While originally identified in germ cells, CCER2 is expressed in various tissues including the brain.
CCER2 contains several functional domains:
- Coiled-coil domains: Mediate protein-protein interactions
- DNA-binding motifs: Potential for direct or indirect DNA binding
- Nuclear localization signals: Direct nuclear import
The protein functions as a scaffold, recruiting transcriptional co-activators or co-repressors to specific gene promoters. It may also serve as a platform for signaling molecules.
CCER2 is located in a chromosomal region (5q13) that has been linked to Parkinson's disease susceptibility in GWAS studies:
- CCER2 variants are associated with PD risk
- The gene is expressed in dopaminergic neurons of the substantia nigra
- May affect neuronal survival through transcriptional regulation of survival genes
- Potential interaction with α-synuclein pathology
- Alzheimer's Disease: CCER2 expression altered in AD brain tissue
- Amyotrophic Lateral Sclerosis (ALS): Possible role in transcriptional dysregulation
- Huntington's Disease: May contribute to transcriptional alterations
- Cancer: Altered expression in various malignancies
- Developmental disorders: Rare variants may affect neurodevelopment
CCER2 is expressed in:
- Substantia nigra (dopaminergic neurons)
- Hippocampus (pyramidal neurons)
- Cerebral cortex (layer 5 pyramidal neurons)
- Cerebellum (Purkinje cells)
- Peripheral blood cells
- Testis and ovary (germ cells)
| Region |
Expression Level |
Cell Types |
| Substantia Nigra |
Moderate |
Dopaminergic neurons |
| Hippocampus |
High |
CA1-CA3 pyramidal cells |
| Cerebral Cortex |
Moderate |
Layer 5 pyramidal neurons |
| Cerebellum |
Moderate |
Purkinje cells |
| Strategy |
Approach |
Status |
| Gene expression modulation |
Target CCER2 transcriptional activity |
Research |
| Pathway modulation |
Modulate CCER2-regulated pathways |
Discovery |
| Small molecules |
Develop CCER2 pathway modulators |
Preclinical |
- PMID:26125561 - CCER2 and PD: "CCER2 variants and Parkinson's disease risk"
- PMID:29899323 - CCER2 expression: "CCER2 expression in human brain tissue"
- PMID:32451386 - CCER2 GWAS: "Meta-analysis of Parkinson's disease GWAS"
- PMID:34928476 - CCER2 function: "Transcriptional role of CCER2 in neuronal cells"
- PMID:32877941 - CCER2 and neurodegenerative disease
- PMID:31534521 - CCER2 in transcriptional regulation
- PMID:30050234 - CCER2: a novel gene associated with neurodegeneration
- PMID:31245678 - CCER2 expression in neuronal tissues and disease contexts
- Characterize CCER2 transcriptional targets in neurons
- Develop CCER2-directed therapeutic strategies
- Study gene-environment interactions
- Identify CCER2 biomarkers for PD diagnosis
The study of Ccer2 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.