| Approved Symbol | Approved Name | Previous Symbols | Aliases | Chromosome | Accession Numbers | RefSeq IDs |
| KCNA1 | potassium voltage-gated channel, shaker-related subfamily, member 1 (episodic ataxia with myokymia) | AEMK | Kv1.1, RBK1, HUK1, MBK1 | 12p13 | L02750 | NM_000217 |
| KCNA2 | potassium voltage-gated channel, shaker-related subfamily, member 2 | | Kv1.2, HK4 | 1p13 | L02752 | NM_004974 |
| KCNA3 | potassium voltage-gated channel, shaker-related subfamily, member 3 | | Kv1.3, MK3, HLK3, HPCN3 | 1p13.3 | L23499 | NM_002232 |
| KCNA4 | potassium voltage-gated channel, shaker-related subfamily, member 4 | KCNA4L | Kv1.4, HK1, HPCN2 | 11p14 | M55514 | NM_002233 |
| KCNA5 | potassium voltage-gated channel, shaker-related subfamily, member 5 | | Kv1.5, HK2, HPCN1 | 12p13 | M83254 | NM_002234 |
| KCNA6 | potassium voltage-gated channel, shaker-related subfamily, member 6 | | Kv1.6, HBK2 | 12p13 | X17622 | NM_002235 |
| KCNA7 | potassium voltage-gated channel, shaker-related subfamily, member 7 | | Kv1.7, HAK6 | 19q13.3 | AF315818 | NM_031886 |
| KCNA10 | potassium voltage-gated channel, shaker-related subfamily, member 10 | | Kv1.8 | 1p13.1 | U96110 | NM_005549 |
| KCNAB1 | potassium voltage-gated channel, shaker-related subfamily, beta member 1 | | AKR6A3, KCNA1B, hKvBeta3, Kvb1.3, hKvb3 | 3q26.1 | U33428 | NM_003471 |
| KCNAB2 | potassium voltage-gated channel, shaker-related subfamily, beta member 2 | | AKR6A5, KCNA2B, HKvbeta2.1, HKvbeta2.2 | 1p36.3 | U33429 | NM_172130 |
| KCNAB3 | potassium voltage-gated channel, shaker-related subfamily, beta member 3 | | AKR6A9, KCNA3B | 17p13.1 | AF016411 | NM_004732 |
| KCNB1 | potassium voltage-gated channel, Shab-related subfamily, member 1 | | Kv2.1 | 20q13.2 | AF026005 | NM_004975 |
| KCNB2 | potassium voltage-gated channel, Shab-related subfamily, member 2 | | Kv2.2 | 8q13.2 | U69962 | NM_004770 |
| KCNC1 | potassium voltage-gated channel, Shaw-related subfamily, member 1 | | Kv3.1 | 11p15 | M96747 | NM_004976 |
| KCNC2 | potassium voltage-gated channel, Shaw-related subfamily, member 2 | | Kv3.2 | 12q14.1 | AF268896 | NM_153748 |
| KCNC3 | potassium voltage-gated channel, Shaw-related subfamily, member 3 | SCA13 | Kv3.3 | 19q13.33 | AB208930 | NM_004977 |
| KCNC4 | potassium voltage-gated channel, Shaw-related subfamily, member 4 | | Kv3.4, HKSHIIIC | 1p21 | BC101769 | NM_001039574 |
| KCND1 | potassium voltage-gated channel, Shal-related subfamily, member 1 | | Kv4.1 | Xp11.23 | AF166003 | NM_004979 |
| KCND2 | potassium voltage-gated channel, Shal-related subfamily, member 2 | | Kv4.2, RK5, KIAA1044 | 7q31 | AJ010969 | NM_012281 |
| KCND3 | potassium voltage-gated channel, Shal-related subfamily, member 3 | | Kv4.3, KSHIVB | 1p13.2 | AF048713 | NM_172198 |
| KCNE1 | potassium voltage-gated channel, Isk-related family, member 1 | | minK, ISK, JLNS2 | 21q22.1-q22.2 | L28168 | |
| KCNE1L | KCNE1-like | | | Xq22.3 | AJ012743 | NM_012282 |
| KCNE2 | potassium voltage-gated channel, Isk-related family, member 2 | | MiRP1 | 21q22.1 | AF071002 | |
| KCNE3 | potassium voltage-gated channel, Isk-related family, member 3 | | MiRP2, HOKPP | 11q13.4 | AF076531 | NM_005472 |
| KCNE4 | potassium voltage-gated channel, Isk-related family, member 4 | | MiRP3 | 2q36.1 | AY065987 | NM_080671 |
| KCNF1 | potassium voltage-gated channel, subfamily F, member 1 | KCNF | Kv5.1, kH1, IK8 | 2p25 | AF033382 | NM_002236 |
| KCNG1 | potassium voltage-gated channel, subfamily G, member 1 | KCNG | Kv6.1, kH2, K13 | 20q13 | AF033383 | NM_002237 |
| KCNG2 | potassium voltage-gated channel, subfamily G, member 2 | | Kv6.2, KCNF2 | 18q23 | AJ011021 | NM_012283 |
| KCNG3 | potassium voltage-gated channel, subfamily G, member 3 | | Kv6.3 | 2p21 | AB070604 | NM_172344 |
| KCNG4 | potassium voltage-gated channel, subfamily G, member 4 | | Kv6.4 | 16q24.1 | AF348984 | NM_172347 |
| KCNH1 | potassium voltage-gated channel, subfamily H (eag-related), member 1 | | Kv10.1, eag, h-eag, eag1 | 1q32.2 | AJ001366 | NM_002238 |
| KCNH2 | potassium voltage-gated channel, subfamily H (eag-related), member 2 | LQT2 | Kv11.1, HERG, erg1 | 7q36.1 | U04270 | NM_000238 |
| KCNH3 | potassium voltage-gated channel, subfamily H (eag-related), member 3 | | Kv12.2, BEC1, elk2 | 12q13 | AB022696 | NM_012284 |
| KCNH4 | potassium voltage-gated channel, subfamily H (eag-related), member 4 | | Kv12.3, elk1 | 17q21 | AB022698 | NM_012285 |
| KCNH5 | potassium voltage-gated channel, subfamily H (eag-related), member 5 | | Kv10.2, H-EAG2, eag2 | 14q23.1 | U69185 | NM_139318 |
| KCNH6 | potassium voltage-gated channel, subfamily H (eag-related), member 6 | | Kv11.2, erg2, HERG2 | 17q23.3 | AF311913 | NM_030779 |
| KCNH7 | potassium voltage-gated channel, subfamily H (eag-related), member 7 | | Kv11.3, HERG3, erg3 | 2q24.3 | AF032897 | NM_033272 |
| KCNH8 | potassium voltage-gated channel, subfamily H (eag-related), member 8 | | Kv12.1, elk3 | 3p24.3 | AY053503 | NM_144633 |
| KCNJ1 | potassium inwardly-rectifying channel, subfamily J, member 1 | | Kir1.1, ROMK1 | 11q24 | BC063109 | NM_000220 |
| KCNJ2 | potassium inwardly-rectifying channel, subfamily J, member 2 | | Kir2.1, IRK1 | 17q24.3 | AF011904 | NM_000891 |
| KCNJ3 | potassium inwardly-rectifying channel, subfamily J, member 3 | | Kir3.1, GIRK1, KGA | 2q24.1 | U50964 | NM_002239 |
| KCNJ4 | potassium inwardly-rectifying channel, subfamily J, member 4 | | Kir2.3, HIR, HRK1, hIRK2, IRK3 | 22q13.1 | U07364 | NM_004981 |
| KCNJ5 | potassium inwardly-rectifying channel, subfamily J, member 5 | | Kir3.4, CIR, KATP1, GIRK4 | 11q24 | D50134 | NM_000890 |
| KCNJ6 | potassium inwardly-rectifying channel, subfamily J, member 6 | KCNJ7 | Kir3.2, GIRK2, KATP2, BIR1, hiGIRK2 | 21q22.1 | U24660 | NM_002240 |
| KCNJ8 | potassium inwardly-rectifying channel, subfamily J, member 8 | | Kir6.1 | 12p12.1 | BC000544 | NM_004982 |
| KCNJ9 | potassium inwardly-rectifying channel, subfamily J, member 9 | | Kir3.3, GIRK3 | 1q23.2 | U52152 | NM_004983 |
| KCNJ10 | potassium inwardly-rectifying channel, subfamily J, member 10 | | Kir4.1, Kir1.2 | 1q23.2 | U52155 | NM_002241 |
| KCNJ11 | potassium inwardly-rectifying channel, subfamily J, member 11 | | Kir6.2, BIR | 11p15.1 | D50582 | NM_000525 |
| KCNJ12 | potassium inwardly-rectifying channel, subfamily J, member 12 | KCNJN1 | Kir2.2, Kir2.2v, IRK2, hIRK1 | 17p11.1 | L36069 | NM_021012 |
| KCNJ13 | potassium inwardly-rectifying channel, subfamily J, member 13 | | Kir7.1, Kir1.4 | 2q37 | AJ006128 | NM_002242 |
| KCNJ14 | potassium inwardly-rectifying channel, subfamily J, member 14 | | Kir2.4, IRK4 | 19q13 | BC042033 | NM_013348 |
| KCNJ15 | potassium inwardly-rectifying channel, subfamily J, member 15 | | Kir4.2, Kir1.3, IRKK | 21q22.2 | Y10745 | NM_002243 |
| KCNJ16 | potassium inwardly-rectifying channel, subfamily J, member 16 | | Kir5.1, BIR9 | 17q24.3 | AF153815 | NM_018658 |
| KCNK1 | potassium channel, subfamily K, member 1 | | K2p1.1, DPK, TWIK-1 | 1q42-q43 | U33632 | NM_002245 |
| KCNK2 | potassium channel, subfamily K, member 2 | | K2p2.1, TREK-1 | 1q41 | AF004711 | NM_014217 |
| KCNK3 | potassium channel, subfamily K, member 3 | | K2p3.1, TASK, TASK-1 | 2p23 | AF006823 | NM_002246 |
| KCNK4 | potassium channel, subfamily K, member 4 | | K2p4.1, TRAAK | 11q13 | AF247042 | NM_033311 |
| KCNK5 | potassium channel, subfamily K, member 5 | | K2p5.1, TASK-2 | 6p21 | AF084830 | NM_003740 |
| KCNK6 | potassium channel, subfamily K, member 6 | | K2p6.1, TWIK-2 | 19q13.1 | AF117708 | NM_004823 |
| KCNK7 | potassium channel, subfamily K, member 7 | | K2p7.1 | 11q13 | AF110522 | NM_005714 |
| KCNK9 | potassium channel, subfamily K, member 9 | | K2p9.1, TASK3, TASK-3 | 8q24.3 | AF212829 | NM_016601 |
| KCNK10 | potassium channel, subfamily K, member 10 | | K2p10.1, TREK-2, TREK2 | 14q31 | AF279890 | NM_021161 |
| KCNK12 | potassium channel, subfamily K, member 12 | | THIK-2, THIK2 | 2p16.3 | AF287302 | NM_022055 |
| KCNK13 | potassium channel, subfamily K, member 13 | | K2p13.1, THIK-1, THIK1 | 14q32.11 | AF287303 | NM_022054 |
| KCNK15 | potassium channel, subfamily K, member 15 | KCNK11, KCNK14 | K2p15.1, dJ781B1.1, KT3.3, KIAA0237, TASK5, TASK-5 | 20q13.12 | AF257081 | NM_022358 |
| KCNK16 | potassium channel, subfamily K, member 16 | | K2p16.1, TALK-1, TALK1 | 6p21.2-p21.1 | AF358909 | NM_032115 |
| KCNK17 | potassium channel, subfamily K, member 17 | | K2p17.1, TALK-2, TALK2, TASK4, TASK-4 | 6p21 | AF358910 | NM_031460 |
| KCNK18 | potassium channel, subfamily K, member 18 | | K2p18.1, TRESK-2, TRESK2, TRESK, TRIK | 10q26.11 | AB087138 | NM_181840 |
| KCNMA1 | potassium large conductance calcium-activated channel, subfamily M, alpha member 1 | SLO | KCa1.1, mSLO1 | 10q22 | U11717 | NM_002247 |
| KCNMB1 | potassium large conductance calcium-activated channel, subfamily M, beta member 1 | | hslo-beta | 5q34 | AF035046 | |
| KCNMB2 | potassium large conductance calcium-activated channel, subfamily M, beta member 2 | | | 3q26.32 | AF099137 | NM_181361 |
| KCNMB3 | potassium large conductance calcium-activated channel, subfamily M beta member 3 | KCNMB2, KCNMBL | | 3q26.3-q27 | AF139471 | |
| KCNMB3L | potassium large conductance calcium-activated channel, subfamily M, beta member 3-like | KCNMB2L, KCNMBLP | KCNMB3L1 | 22q11.1 | AP000365 | NG_002679 |
| KCNMB4 | potassium large conductance calcium-activated channel, subfamily M, beta member 4 | | | 12q15 | AF207992 | NM_014505 |
| KCNN1 | potassium intermediate/small conductance calcium-activated channel, subfamily N, member 1 | | KCa2.1, hSK1 | 19p13.1 | U69883 | NM_002248 |
| KCNN2 | potassium intermediate/small conductance calcium-activated channel, subfamily N, member 2 | | KCa2.2, hSK2 | 5q22.3 | AF239613 | NM_021614 |
| KCNN3 | potassium intermediate/small conductance calcium-activated channel, subfamily N, member 3 | | KCa2.3, hSK3, SKCA3 | 1q21.3 | AF031815 | NM_002249 |
| KCNN4 | potassium intermediate/small conductance calcium-activated channel, subfamily N, member 4 | | KCa3.1, hSK4, hKCa4, hIKCa1 | 19q13.2 | AF022797 | NM_002250 |
| KCNQ1 | potassium voltage-gated channel, KQT-like subfamily, member 1 | LQT, KCNA9 | Kv7.1, KCNA8, KVLQT1, JLNS1 | 11p15.5 | AF000571 | NM_000218 |
| KCNQ2 | potassium voltage-gated channel, KQT-like subfamily, member 2 | EBN, EBN1 | Kv7.2, ENB1, BFNC, KCNA11, HNSPC | 20q13.33 | AF033348 | NM_172109 |
| KCNQ3 | potassium voltage-gated channel, KQT-like subfamily, member 3 | EBN2 | Kv7.3 | 8q24 | AB208890 | NM_004519 |
| KCNQ4 | potassium voltage-gated channel, KQT-like subfamily, member 4 | DFNA2 | Kv7.4 | 1p34 | AF105202 | NM_004700 |
| KCNQ5 | potassium voltage-gated channel, KQT-like subfamily, member 5 | | Kv7.5 | 6q14 | AF202977 | NM_019842 |
| KCNS1 | potassium voltage-gated channel, delayed-rectifier, subfamily S, member 1 | | Kv9.1 | 20q12 | AF043473 | NM_002251 |
| KCNS2 | potassium voltage-gated channel, delayed-rectifier, subfamily S, member 2 | | Kv9.2 | 8q22 | AB032970 | NM_020697 |
| KCNS3 | potassium voltage-gated channel, delayed-rectifier, subfamily S, member 3 | | Kv9.3 | 2p24 | AF043472 | NM_002252 |
| KCNT1 | potassium channel, subfamily T, member 1 | | KCa4.1, KIAA1422 | 9q34.3 | AB037843 | NM_020822 |
| KCNT2 | potassium channel, subfamily T, member 2 | | KCa4.2, SLICK, SLO2.1 | 1q31.3 | BX647852, AY359444, AK127807 | NM_198503 |
| KCNU1 | potassium channel, subfamily U, member 1 | | KCa5.1, Slo3, KCNMC1, Kcnma3 | 8p11.2 | BC028701 | NM_001031836 |
| KCNV1 | potassium channel, subfamily V, member 1 | | Kv8.1 | 8q23.2 | AF167082 | NM_014379 |
| KCNV2 | potassium channel, subfamily V, member 2 | | Kv8.2 | 9p24.2 | AF348983 | NM_133497 |