| Type | Protein | Gene | Diseases | Catalogue | Available |
| Inwardly rectifying | Kir2.4 | KCNJ14 | | |  |
| Inwardly rectifying | Kir4.2, Kir1.3 | KCNJ15 | Implication in Down’s syndrome | | |
| Inwardly rectifying | Kir5.1 | KCNJ16 | | |  |
| Subfamily K | K2p2.1 | KCNK2 | | GI-19737 |  |
| Subfamily K | K2p3.1 | KCNK3 | | | |
| Subfamily K | K2p4.1 | KCNK4 | | GI-19738 | |
| Subfamily K | K2p5.1 | KCNK5 | | | |
| Subfamily K | K2p6.1 | KCNK6 | Nonsyndromic hereditary hearing loss | | |
| Subfamily K | K2p10.1 | KCNK10 | | | |
| Subfamily K | K2p13.1 | KCNK13 | | | |
| Subfamily K | K2p16.1 | KCNK16 | | | |
| Subfamily K | K2p17.1 | KCNK17 | | | |
| KQT-like subfamily | KvLQT1/minK | KCNQ1/MINK1 | Long QT syndrome 1 | GI-19729 | |
| KQT-like subfamily | Kv7.2/Kv7.3 | KCNQ2/KCNQ3 | Benign neonatal familial convulsions | GI-19730 | |
| KQT-like subfamily | Kv7.3/Kv7.5 | KCNQ3/KCNQ5 | | GI-19731 | |
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