6 component system: The Voltage-gated Ion Channel (VIC) Superfamily
| A2RTF1 | Cation channel sperm-associated protein subunit beta |
|---|---|
| Q80W99 | Cation channel sperm-associated protein 3 aka Catsper3 |
| Q8BVN3 | Cation channel sperm-associated protein 4 aka CatSper4 |
| Q91ZR5 | Cation channel sperm-associated protein 1 aka CatSper1 |
| C6KI89 | Cation channel sperm-associated protein subunit gamma 2 |
| E9Q9F6 | Cation channel sperm-associated protein subunit delta |