| Gene Symbol | KCNMA1 |
| Full Name | Potassium Calcium-Activated Channel Subfamily M Alpha 1 |
| Aliases | BK channel, SLO1, KCa1.1 |
| Chromosome | 10q22.3 |
| Function | Large-conductance calcium-activated potassium channel (BK channel) |
| Subcellular Localization | </th><td>Plasma Membrane</td></tr> |
| Molecular Weight | 126.0 kDa |
| Amino Acids | 1113 |
| Exons | 28 exons spanning the coding sequence |
| Pathways | Potassium transport, Neuronal excitability |
| UniProt ID | Q12791 |
| Ensembl ID | ENSG00000156113 |
| GeneCards | KCNMA1 |
| Human Protein Atlas | KCNMA1 |
| Conductance | ~250-300 pS (largest K⁺ channel) |
| Associated Diseases | Cancer |
| KG Connections | 103 knowledge graph edges |
| Databases | GeneCardsNCBI GeneHPASTRING |