| Gene Symbol | KCNN4 |
| Full Name | Potassium Calcium-Activated Channel Subfamily N Member 4 |
| Aliases | SK4, IK1, Small Conductance Calcium-Activated Potassium Channel 4 |
| Chromosome | 19q13.2 |
| Protein Type | Ion channel (intermediate-conductance Ca²⁺-activated K⁺) |
| Function | is an intermediate-conductance calcium-activated potassium channel that plays critical roles in immune cell activation, erythrocyte volume regulation, epithelial secretion, and neuroinflammation. |
| Primary Expression | Erythrocytes, immune cells, brain (glia), salivary glands |
| Molecular Weight | 71 kDa |
| Pathways | Interaction |
| UniProt ID | Q9UQM4 |
| NCBI Gene ID | 3782 |
| Ensembl ID | ENSG00000104970 |
| OMIM | 604270 |
| GeneCards | KCNN4 |
| Human Protein Atlas | KCNN4 |
| Associated Diseases | Cancer |
| Interactions | APOPTOSIS, CYTOKINES, NEURON, Ras, RNA |
| KG Connections | 125 knowledge graph edges |
| Databases | GeneCardsHPASTRING |
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