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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

The work of the HGNC is supported by NHGRI grant P41 HG003345, the UK Medical Research Council and the Wellcome Trust.