Table 2.
Molecules that regulate BK channel activity through β subunits.
| Ligand | Subunit associated to a modulatory effect on the BK channel activity | |
|---|---|---|
| Toxins | Charybdotoxin | β1, β2, β3, and β4 |
| Iberiotoxin | β1 and β4 | |
| Slotoxin | β1 and β4 | |
| Martentoxin | β4 | |
| Vt 3.1 | β4 | |
| Fatty acids | Arachidonic acid | β1, β2, and β3 |
| Docosahexaenoic | β1 and β4 | |
| Eicosapentaenoic | β1 | |
| Acil-CoA | β2 | |
| Alcohol | Ethanol | β1 and β4 |
| Steroids | 17β-Estradiol | β1 |
| Tamoxifen | β1 | |
| Dehydroepiandrosterone | β2 and β4 | |
| Lithocolic acid | β1 | |
| Dehydrosoyasaponin-I | β1 | |
| Others | Tungstate | β1 |
| DiBAC4 | β1, β2, and β4 |