Voltage-gated ion channel subunits
| Calcium-Activated Potassium Channels* | ||||||
| Family name | Physiological ion | Official IUPHAR receptor name | Human gene name | Rat gene name | Mouse gene name | Comment |
| Calcium-Activated Potassium Channels* | K+ | KCa1.1 | KCNMA1 | Kcnma1 | Kcnma1 | |
| Calcium-Activated Potassium Channels* | K+ | KCa2.1 | KCNN1 | Kcnn1 | Kcnn1 | |
| Calcium-Activated Potassium Channels* | K+ | KCa2.2 | KCNN2 | Kcnn2 | Kcnn2 | |
| Calcium-Activated Potassium Channels* | K+ | KCa2.3 | KCNN3 | Kcnn3 | Kcnn3 | |
| Calcium-Activated Potassium Channels* | K+ | KCa3.1 | KCNN4 | Kcnn4 | Kcnn4 | |
| Calcium-Activated Potassium Channels* | K+ | KCa4.1 | KCNT1 | Kcnt1 | Kcnt1 | |
| Calcium-Activated Potassium Channels* | K+ | KCa4.2 | KCNT2 | Kcnt2 | Kcnt2 | |
| Calcium-Activated Potassium Channels* | K+ | KCa5.1 | KCNU1 | Kcnu1 | ||
| CatSper and Two-Pore Channels* | ||||||
| Family name | Physiological ion | Official IUPHAR receptor name | Human gene name | Rat gene name | Mouse gene name | Comment |
| CatSper and Two-Pore Channels* | Ca2+ | CatSper1 | CATSPER1 | Catsper1_predicted | CatSper1 | |
| CatSper and Two-Pore Channels* | Ca2+ | CatSper2 | CATSPER2 | CatSper2 | CatSper2 | |
| CatSper and Two-Pore Channels* | Ca2+ | CatSper3 | CATSPER3 | Catsper3_predicted | CatSper3 | |
| CatSper and Two-Pore Channels* | Ca2+ | CatSper4 | CATSPER4 | CatSper4 | ||
| CatSper and Two-Pore Channels* | Ca2+ | TPC1 | TPCN1 | Tpcn1 | Tpcn1 | |
| CatSper and Two-Pore Channels* | Ca2+ | TPC2 | TPCN2 | Tpcn2_predicted | Tpcn2 | |
| Cyclic Nucleotide-Regulated Channels* | ||||||
| Family name | Physiological ion | Official IUPHAR receptor name | Human gene name | Rat gene name | Mouse gene name | Comment |
| Cyclic Nucleotide-Regulated Channels* | See comments below | CNGA1 | CNGA1 | Cnga1 | Cnga1 | |
| Cyclic Nucleotide-Regulated Channels* | See comments below | CNGA2 | CNGA2 | Cnga2 | Cnga2 | |
| Cyclic Nucleotide-Regulated Channels* | See comments below | CNGA3 | CNGA3 | Cnga3 | Cnga3 | |
| Cyclic Nucleotide-Regulated Channels* | See comments below | CNGA4 | CNGA4 | Cnga4 | Cnga4 | |
| Cyclic Nucleotide-Regulated Channels* | See comments below | CNGB1 | CNGB1 | Cngb1 | Cngb1 | |
| Cyclic Nucleotide-Regulated Channels* | See comments below | CNGB3 | CNGB3 | Cngb3 | ||
| Cyclic Nucleotide-Regulated Channels* | See comments below | HCN1 | HCN1 | Hcn1 | Hcn1 | |
| Cyclic Nucleotide-Regulated Channels* | See comments below | HCN2 | HCN2 | Hcn2 | Hcn2 | |
| Cyclic Nucleotide-Regulated Channels* | See comments below | HCN3 | HCN3 | Hcn3 | Hcn3 | |
| Cyclic Nucleotide-Regulated Channels* | See comments below | HCN4 | HCN4 | Hcn4 | Hcn4 | |
| Comments: Most of these channels are permeable to sodium, potassium and calcium ions, however the main physiological ion has yet to be definitively established. | ||||||
| Inwardly Rectifying Potassium Channels* | ||||||
| Family name | Physiological ion | Official IUPHAR receptor name | Human gene name | Rat gene name | Mouse gene name | Comment |
| Inwardly Rectifying Potassium Channels* | K+ | Kir1.1 | KCNJ1 | Kcnj1 | Kcnj1 | |
| Inwardly Rectifying Potassium Channels* | K+ | Kir2.1 | KCNJ2 | Kcnj2 | Kcnj2 | |
| Inwardly Rectifying Potassium Channels* | K+ | Kir2.2 | KCNJ12 | Kcnj12 | Kcnj12 | |
| Inwardly Rectifying Potassium Channels* | K+ | Kir2.3 | KCNJ4 | Kcnj4 | Kcnj4 | |
| Inwardly Rectifying Potassium Channels* | K+ | Kir2.4 | KCNJ14 | Kcnj14 | Kcnj14 | |
| Inwardly Rectifying Potassium Channels* | K+ | Kir3.1 | KCNJ3 | Kcnj3 | Kcnj3 | |
| Inwardly Rectifying Potassium Channels* | K+ | Kir3.2 | KCNJ6 | Kcnj6 | Kcnj6 | |
| Inwardly Rectifying Potassium Channels* | K+ | Kir3.3 | KCNJ9 | Kcnj9 | Kcnj9 | |
| Inwardly Rectifying Potassium Channels* | K+ | Kir3.4 | KCNJ5 | Kcnj5 | Kcnj5 | |
| Inwardly Rectifying Potassium Channels* | K+ | Kir4.1 | KCNJ10 | Kcnj10 | Kcnj10 | |
| Inwardly Rectifying Potassium Channels* | K+ | Kir4.2 | KCNJ15 | Kcnj15 | Kcnj15 | |
| Inwardly Rectifying Potassium Channels* | K+ | Kir5.1 | KCNJ16 | Kcnj16 | Kcnj16 | |
| Inwardly Rectifying Potassium Channels* | K+ | Kir6.1 | KCNJ8 | Kcnj8 | Kcnj8 | |
| Inwardly Rectifying Potassium Channels* | K+ | Kir6.2 | KCNJ11 | Kcnj11 | Kcnj11 | |
| Inwardly Rectifying Potassium Channels* | K+ | Kir7.1 | KCNJ13 | Kcnj13 | ||
| Transient Receptor Potential Channels | ||||||
| Family name | Physiological ion | Official IUPHAR receptor name | Human gene name | Rat gene name | Mouse gene name | Comment |
| Transient Receptor Potential Channels | See comments below | TRPA1 | TRPA1 | Trpa1 | Trpa1 | |
| Transient Receptor Potential Channels | See comments below | TRPC1 | TRPC1 | Trpc1 | Trpc1 | |
| Transient Receptor Potential Channels | See comments below | TRPC2 | TRPC2 | Trpc2 | Trpc2 | TRPC2 is a possible pseudogene in humans. |
| Transient Receptor Potential Channels | See comments below | TRPC3 | TRPC3 | Trpc3 | Trpc3 | |
| Transient Receptor Potential Channels | See comments below | TRPC4 | TRPC4 | Trpc4 | Trpc4 | |
| Transient Receptor Potential Channels | See comments below | TRPC5 | TRPC5 | Trpc5 | Trpc5 | |
| Transient Receptor Potential Channels | See comments below | TRPC6 | TRPC6 | Trpc6 | Trpc6 | |
| Transient Receptor Potential Channels | See comments below | TRPC7 | TRPC7 | Trpc7 | Trpc7 | |
| Transient Receptor Potential Channels | See comments below | TRPM1 | TRPM1 | Trpm1 | Trpm1 | |
| Transient Receptor Potential Channels | See comments below | TRPM2 | TRPM2 | Trpm2 | Trpm2 | |
| Transient Receptor Potential Channels | See comments below | TRPM3 | TRPM3 | Trpm3_predicted | Trpm3 | |
| Transient Receptor Potential Channels | See comments below | TRPM4 | TRPM4 | Trpm4 | Trpm4 | |
| Transient Receptor Potential Channels | See comments below | TRPM5 | TRPM5 | Trpm5_predicted | Trpm5 | |
| Transient Receptor Potential Channels | See comments below | TRPM6 | TRPM6 | Trpm6 | Trpm6 | |
| Transient Receptor Potential Channels | See comments below | TRPM7 | TRPM7 | Trpm7 | Trpm7 | |
| Transient Receptor Potential Channels | See comments below | TRPM8 | TRPM8 | Trpm8 | Trpm8 | |
| Transient Receptor Potential Channels | See comments below | TRPML1 | MCOLN1 | Mcoln1_predicted | Mcoln1 | |
| Transient Receptor Potential Channels | See comments below | TRPML2 | MCOLN2 | Mcoln2 | Mcoln2 | |
| Transient Receptor Potential Channels | See comments below | TRPML3 | MCOLN3 | Mcoln3 | Mcoln3 | |
| Transient Receptor Potential Channels | See comments below | TRPP1 | PKD2 | Pkd2_predicted | Pkd2 | |
| Transient Receptor Potential Channels | See comments below | TRPP2 | PKD2L1 | Pkd2l1_predicted | Pkd2l1 | |
| Transient Receptor Potential Channels | See comments below | |||||






