| Gene Symbol | CACNA1A |
| Full Name | Calcium Voltage-Gated Channel Subunit Alpha1 A |
| Aliases | Calcium Channel Alpha-1A Subunit |
| Chromosome | 19p13.13 |
| Function | is an important component in the neurobiology of neurodegenerative diseases. |
| Primary Expression | cerebellar Purkinje cells and hippocampal neurons, where it mediates: |
| UniProt ID | O00555 |
| NCBI Gene ID | 773 |
| Ensembl ID | ENSG00000141837 |
| OMIM | 601011 |
| GeneCards | CACNA1A |
| Human Protein Atlas | CACNA1A |
| Brain Region | Expression Level |
| Cerebellum | Very High (Purkinje cells) |
| [Hippocampus](/brain-regions/hippocampus) | High (CA3, dentate gyrus) |
| Associated Diseases | Als, Ms |
| Known Drugs/Compounds | GW201 |
| Interactions | CACNA1C, CACNA1D, CACNA1E, CACNA1F, CACNA1G, CACNA1H |
| KG Connections | 68 knowledge graph edges |
| Databases | GeneCardsHPASTRING |