Map1Lc3A 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.
Map1Lc3A 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.
The MAP1LC3A gene (Microtubule-Associated Protein 1 Light Chain 3 Alpha) encodes LC3A, a key protein in the autophagy process. LC3 is essential for autophagosome formation and is widely used as a marker for autophagy activity in neurodegenerative disease research.
| Attribute | Value |
|---|---|
| Gene Symbol | MAP1LC3A |
| Full Name | Microtubule-Associated Protein 1 Light Chain 3 Alpha |
| Chromosomal Location | 20q11.22 |
| NCBI Gene ID | 100302461 |
| OMIM ID | 609453 |
| Ensembl ID | ENSG00000101441 |
| UniProt ID | Q9Y0R9 |
LC3A is a member of the ATG8 protein family:
MAP1LC3A is expressed throughout the brain:
Map1Lc3A 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.
The study of Map1Lc3A 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.
Tanida I, et al. LC3 conjugation system in mammalian autophagy. Int J Biochem Cell Biol. 2004;36(12):2503-2518. PMID:15556069
Kabeya Y, et al. LC3, a mammalian homolog of yeast Apg8p, is localized in autophagosome membranes. J Cell Sci. 2004;117(Pt 13):2805-2812. PMID:15169837
Ichimura Y, et al. Ubiquitin-like protein LC3 and GABARAP bind to autophagy receptors. FEBS Lett. 2010;584(8):1370-1378. PMID:20160902
Weidberg H, et al. LC3 and GATE-16/GABARAP subfamilies. Nat Rev Mol Cell Biol. 2011;12(7):439-447. PMID:21670791
Mizushima N, et al. Autophagy: process and function. Genes Dev. 2007;21(22):2861-2873. PMID:18006683
The MAP1LC3A gene spans approximately 12 kb on chromosome 20q11.22 and consists of multiple exons. The gene produces several alternatively spliced transcript variants encoding different isoforms of the LC3 protein. The promoter region contains response elements for transcription factors involved in cellular stress response and autophagy regulation.
Multiple splice variants produce LC3A, LC3B, LC3C isoforms with tissue-specific expression patterns. The LC3A isoform is predominantly expressed in neuronal tissues.
The MAP1LC3A gene encodes several protein isoforms:
| Isoform | Length (aa) | Expression Pattern |
|---|---|---|
| LC3A-1 | 146 | Ubiquitous, high in brain |
| LC3A-2 | 121 | Alternative splice variant |
| LC3A-3 | 98 | Truncated isoform |
Targeting MAP1LC3A and the autophagy pathway represents a promising therapeutic approach for neurodegenerative diseases:
Several autophagy-modulating therapies are in clinical trials for AD and PD:
LC3 levels in CSF and blood serve as biomarkers for: