KCNJ2 (potassium inwardly rectifying channel subfamily J member 2)
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Gene
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Entrez ID
Entrez Gene ID - the GENE ID in NCBI Gene database.
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3759 |
Gene nameGene Name - the full gene name approved by the HGNC.
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Potassium inwardly rectifying channel subfamily J member 2 |
Gene symbolGene Symbol - the official gene symbol approved by the HGNC, which is a short abbreviated form of the gene name.
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KCNJ2 |
SynonymsGene synonyms aliases
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ATFB9, HHBIRK1, HHIRK1, IRK1, KIR2.1, LQT7, SQT3 |
ChromosomeChromosome number
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17 |
Chromosome locationChromosomal Location - indicates the cytogenetic location of the gene or region on the chromosome.
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17q24.3 |
SummarySummary of gene provided in NCBI Entrez Gene.
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Potassium channels are present in most mammalian cells, where they participate in a wide range of physiologic responses. The protein encoded by this gene is an integral membrane protein and inward-rectifier type potassium channel. The encoded protein, whi |
SNPsSNP information provided by dbSNP.
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SNP ID |
Visualize variation |
Clinical significance |
Consequence |
rs104894575 |
A>T |
Pathogenic, not-provided |
Missense variant, coding sequence variant |
rs104894578 |
C>T |
Pathogenic, not-provided |
Missense variant, coding sequence variant |
rs104894579 |
G>A,C,T |
Pathogenic, not-provided |
Missense variant, coding sequence variant |
rs104894580 |
C>A,T |
Pathogenic, not-provided |
Synonymous variant, missense variant, coding sequence variant |
rs104894581 |
C>A,T |
Pathogenic, not-provided, uncertain-significance |
Missense variant, coding sequence variant |
rs104894582 |
G>A |
Pathogenic, not-provided |
Missense variant, coding sequence variant |
rs104894583 |
A>C |
Pathogenic, not-provided |
Missense variant, coding sequence variant |
rs104894584 |
G>A |
Pathogenic, not-provided |
Missense variant, coding sequence variant |
rs104894585 |
C>G,T |
Pathogenic, not-provided |
Missense variant, coding sequence variant |
rs141069645 |
A>G |
Conflicting-interpretations-of-pathogenicity, likely-benign |
Coding sequence variant, missense variant |
rs147750704 |
G>A |
Uncertain-significance, likely-pathogenic |
Missense variant, coding sequence variant |
rs199473368 |
G>A |
Pathogenic, not-provided |
Missense variant, coding sequence variant |
rs199473369 |
G>A,C |
Likely-pathogenic, not-provided |
Missense variant, coding sequence variant |
rs199473371 |
A>G |
Pathogenic, not-provided |
Missense variant, coding sequence variant |
rs199473373 |
C>T |
Pathogenic, not-provided |
Missense variant, coding sequence variant |
rs199473377 |
G>A,C |
Pathogenic, not-provided |
Missense variant, coding sequence variant |
rs199473380 |
G>A,T |
Not-provided, likely-pathogenic |
Missense variant, coding sequence variant |
rs199473381 |
G>A,C,T |
Uncertain-significance, not-provided, likely-pathogenic |
Missense variant, coding sequence variant |
rs199473383 |
G>A |
Pathogenic, not-provided |
Missense variant, coding sequence variant |
rs199473384 |
G>A,C,T |
Uncertain-significance, likely-pathogenic, pathogenic, not-provided |
Missense variant, coding sequence variant |
rs199473385 |
G>A,C |
Pathogenic, not-provided |
Missense variant, coding sequence variant |
rs199473387 |
A>C,G |
Not-provided, pathogenic |
Missense variant, coding sequence variant |
rs199473389 |
C>T |
Likely-pathogenic, not-provided |
Missense variant, coding sequence variant |
rs199473650 |
G>T |
Not-provided, pathogenic |
Missense variant, coding sequence variant |
rs199473653 |
G>A |
Likely-pathogenic, pathogenic, not-provided |
Missense variant, coding sequence variant |
rs367560052 |
A>G |
Uncertain-significance, conflicting-interpretations-of-pathogenicity |
Coding sequence variant, missense variant |
rs370111593 |
T>C |
Conflicting-interpretations-of-pathogenicity |
Synonymous variant, coding sequence variant |
rs786205812 |
T>G |
Uncertain-significance, likely-pathogenic |
Missense variant, coding sequence variant |
rs786205813 |
T>C |
Likely-pathogenic |
Missense variant, coding sequence variant |
rs786205817 |
A>G,T |
Likely-pathogenic |
Missense variant, coding sequence variant |
rs786205818 |
A>C,G |
Uncertain-significance, pathogenic |
Missense variant, coding sequence variant |
rs786205820 |
G>A |
Uncertain-significance, pathogenic |
Missense variant, coding sequence variant |
rs797044841 |
GCTTTCGTCCTG>- |
Pathogenic |
Coding sequence variant, inframe deletion |
rs797044842 |
G>C |
Pathogenic |
Missense variant, coding sequence variant |
rs864622292 |
CCA>TTT |
Likely-pathogenic |
Missense variant, coding sequence variant |
rs876661184 |
T>G |
Pathogenic |
Missense variant, coding sequence variant |
rs1060500053 |
C>T |
Pathogenic |
Coding sequence variant, stop gained |
rs1131691475 |
A>G |
Likely-pathogenic |
Coding sequence variant, missense variant |
rs1555603968 |
T>C |
Likely-pathogenic |
Coding sequence variant, missense variant |
rs1555603974 |
G>T |
Pathogenic |
Stop gained, coding sequence variant |
rs1555603994 |
A>G |
Uncertain-significance, likely-pathogenic |
Coding sequence variant, missense variant |
rs1567823248 |
C>- |
Pathogenic |
Frameshift variant, coding sequence variant |
rs1598211251 |
->ATTGGC |
Likely-pathogenic |
Inframe insertion, coding sequence variant |
rs1598211614 |
G>T |
Pathogenic |
Coding sequence variant, stop gained |
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miRNAmiRNA information provided by mirtarbase database.
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Gene ontology (GO)Gene ontology information of associated ontologies with gene provided by GO database.
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Other IDsOther ids provides unique ids of gene in databases such as OMIM, HGNC, ENSEMBLE.
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Protein
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UniProt ID |
P63252 |
Protein name |
Inward rectifier potassium channel 2 (Cardiac inward rectifier potassium channel) (Inward rectifier K(+) channel Kir2.1) (IRK-1) (hIRK1) (Potassium channel, inwardly rectifying subfamily J member 2) |
Protein function |
Inward rectifier potassium channels are characterized by a greater tendency to allow potassium to flow into the cell rather than out of it (PubMed:36149965, PubMed:7590287, PubMed:9490857). Their voltage dependence is regulated by the concentrat |
PDB |
6SPZ
,
7ZDZ
,
8QQL
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Family and domains |
Pfam
Accession |
ID |
Position in sequence |
Description |
Type |
PF08466 |
IRK_N |
1 → 47 |
Inward rectifier potassium channel N-terminal |
Family |
PF01007 |
IRK |
48 → 186 |
Inward rectifier potassium channel transmembrane domain |
Domain |
PF17655 |
IRK_C |
193 → 366 |
Inward rectifier potassium channel C-terminal domain |
Domain |
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Sequence |
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Sequence length |
427 |
Interactions |
View interactions |
PathwaysPathway information has different metabolic/signaling pathways associated with genes. Each record is hyperlinked to a complete information page which also includes links to the KEGG/Reactome pathway database.
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Associated diseases
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Causal |
Disease name |
Disease term |
dbSNP ID |
References |
Andersen tawil syndrome |
Andersen-Tawil syndrome |
rs104894575, rs104894578, rs104894579, rs2144376746, rs104894580, rs104894581, rs104894582, rs104894583, rs104894585, rs199473650, rs199473387, rs387906778, rs199473368, rs199473371, rs199473373, rs199473653, rs199473378, rs199473382, rs199473384, rs199473389, rs786205820, rs864622292, rs1555603968, rs1598211614 |
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Atrial fibrillation |
Atrial Fibrillation, ATRIAL FIBRILLATION, FAMILIAL, 1 (disorder), ATRIAL FIBRILLATION, FAMILIAL, 9, Familial atrial fibrillation |
rs120074192, rs121908590, rs121908593, rs121434558, rs587776851, rs387906612, rs387906613, rs387906614, rs387906615, rs199472687, rs199472705, rs199473324, rs587777336, rs587777339, rs587777557, rs587777558, rs587777559, rs587777560, rs886037778, rs769405762, rs770372675 |
25691870, 15922306, 12163457, 15922306, 27761157, 25691870 |
Atrioventricular block |
Atrioventricular Block |
rs766840243, rs763809932 |
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Brachydactyly |
Brachydactyly |
rs121908949, rs28937580, rs121909082, rs104894122, rs863223289, rs863223290, rs104894121, rs1587657302, rs863223292, rs74315386, rs74315387, rs28936397, rs753691079, rs121909348, rs121917852, rs121917853, rs121917854, rs121917855, rs121917859, rs121917861, rs267606873, rs267606872, rs267606985, rs267606986, rs267606987, rs267606988, rs28933082, rs397514519, rs869025613, rs869025614, rs886039878, rs1553540620, rs1057518333, rs1948841937, rs1948868228, rs1948842030, rs1948842142 |
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Catecholaminergic polymorphic ventricular tachycardia |
VENTRICULAR TACHYCARDIA, CATECHOLAMINERGIC POLYMORPHIC, 1 (disorder) |
rs121918597, rs121918598, rs121918599, rs121918600, rs121918601, rs121918602, rs121918603, rs121918604, rs121918605, rs121434549, rs786205106, rs121434550, rs267607276, rs267607277, rs397507555, rs397507556, rs397516508, rs397516539, rs397516643, rs768049331, rs397515458, rs397515459, rs730880187, rs730880201, rs1553191909, rs139228801, rs786205791, rs786205799, rs794728706, rs794728708, rs190140598, rs794728721, rs794728740, rs794728746, rs794728753, rs794728754, rs794728756, rs794728704, rs794728777, rs794728779, rs794728782, rs794728783, rs794728785, rs771994461, rs794728786, rs794728787, rs794728803, rs794728804, rs794728810, rs794728811, rs794728832, rs763955301, rs1085307100, rs876657635, rs886037908, rs886037907, rs1057517699, rs773204795, rs1060502164, rs1060500142, rs1060500156, rs1060500150, rs1060500137, rs1060502114, rs1060502116, rs1064796516, rs1085307997, rs776874142, rs1436844070, rs1553322494, rs1553197939, rs1553343100, rs752256846, rs865784613, rs1553454821, rs1553426678, rs1415931588, rs1553263875, rs794728802, rs1553339086, rs1554258777, rs756636650, rs905985075, rs1401116572, rs1553339084, rs1553531703, rs1554251609, rs1558405887, rs1558698334, rs1558393802, rs1558405816, rs397516510, rs1558481148, rs1558424746, rs1558103974, rs1558381851, rs1558405653, rs1468290898, rs1573911397, rs1471576368, rs375598471, rs1342435908, rs1573300872, rs1209752961, rs1573887621, rs1226397753, rs1573911593, rs1573935244, rs765238394, rs1185619003, rs1573997412, rs775663612, rs958406908, rs754834466, rs749547712, rs1682400034, rs1658967336, rs545032318, rs1695315646, rs1663792524 |
27761157 |
Hypokalemic periodic paralysis |
Hypokalemic Periodic Paralysis, Type 2 |
rs80338957, rs121908544, rs121908548, rs80338784, rs80338788, rs80338785, rs121908555, rs121908557, rs28930068, rs28930069, rs80338777, rs267606698, rs80338778, rs80338789, rs527236148, rs527236150, rs367983954, rs1558056376, rs148317787, rs1287079817, rs1572049461, rs1572023336, rs1287863349 |
16217063 |
Microcephaly |
Microcephaly |
rs397704721, rs267607176, rs267607177, rs397704725, rs267606717, rs267606718, rs199422202, rs121434311, rs199422203, rs199422126, rs387906274, rs121434305, rs199422125, rs199422135, rs189678019, rs199422184, rs137852994, rs137852995, rs137852996, rs137852997, rs145489194, rs80338860, rs137852494, rs121918609, rs199422207, rs199422206, rs29001566, rs864321658, rs199422138, rs199422139, rs199422141, rs199422144, rs199422147, rs199422151, rs199422152, rs199422153, rs199422157, rs199422159, rs199422160, rs199422161, rs140602858, rs199422164, rs199422165, rs148294838, rs199422134, rs199422168, rs199422172, rs199422173, rs199422131, rs199422177, rs199422180, rs199422185, rs199422186, rs199422187, rs143931757, rs199422189, rs199422192, rs199422194, rs199422195, rs199422196, rs199422197, rs199422199, rs753597039, rs1488084787, rs387906961, rs755862917, rs387907082, rs587776899, rs387907083, rs587776900, rs587776901, rs387907084, rs863223322, rs764201220, rs202247811, rs763915472, rs587776986, rs587777036, rs398122971, rs374351172, rs373278668, rs398122976, rs121909123, rs587783393, rs730882076, rs587783211, rs144716013, rs606231255, rs587783215, rs587783216, rs587783220, rs587783221, rs587783225, rs587783227, rs587783228, rs587783230, rs587783238, rs587783239, rs587783240, rs587783245, rs587783247, rs587783248, rs587783258, rs587783259, rs587783263, rs587783265, rs587783268, rs587783269, rs587783272, rs587783275, rs587783277, rs587783278, rs587783280, rs587783282, rs587783283, rs587783285, rs587783287, rs587783288, rs587783289, rs587783292, rs587783295, rs587784452, rs587783741, rs587783735, rs587783392, rs587783390, rs587783387, rs587783410, rs202058504, rs587783423, rs587783421, rs587783414, rs587784553, rs587784558, rs587784546, rs587784549, rs587784554, rs587784412, rs876661307, rs869025200, rs747831095, rs748529285, rs797045316, rs797045315, rs797045314, rs759632528, rs797045313, rs797045311, rs754282058, rs797045441, rs797045454, rs797045430, rs869312853, rs797046109, rs767399782, rs863225127, rs863225464, rs863225465, rs780270096, rs864321621, rs864321620, rs775277800, rs879253817, rs869312824, rs761447719, rs753406334, rs147622433, rs199422137, rs879255522, rs879255524, rs879255523, rs886037892, rs886037893, rs886037894, rs886037895, rs199422169, rs886041709, rs886041282, rs138228629, rs759188041, rs769688376, rs1057517688, rs1057519087, rs1057518268, rs933106143, rs201362977, rs754909135, rs1057520873, rs1060499758, rs1060499757, rs199422146, rs748016594, rs1085307120, rs763715733, rs1064795945, rs763800571, rs1554728351, rs1553227021, rs555866170, rs1553895368, rs1334947797, rs769818500, rs1321892596, rs1553227645, rs1404276011, rs1553228275, rs1554471681, rs1554496609, rs1555420891, rs1555418825, rs587784548, rs1555723585, rs199736219, rs745997770, rs765275884, rs1553924800, rs1554730137, rs1229568621, rs1482100822, rs979186313, rs758157294, rs1555294652, rs1555299107, rs1553264033, rs1553259539, rs1553254322, rs1553259528, rs981349334, rs1553264036, rs1553253022, rs754267846, rs776034810, rs1342429887, rs752140135, rs1006898944, rs571640983, rs1477524771, rs763909256, rs199910503, rs1553223496, rs759663956, rs1553446603, rs1555139372, rs1555143325, rs1350194762, rs1555141158, rs1553225179, rs769481947, rs769364943, rs748011724, rs1334301723, rs746341112, rs149225624, rs765113367, rs1567024512, rs142865061, rs772050241, rs201721894, rs1557966012, rs1379578836, rs1568334868, rs1185537869, rs1602333390, rs1163303148, rs774338373, rs770540184, rs1571600045, rs1571601267, rs1571602991, rs1588472215, rs1599841026, rs1558328287, rs1571600860, rs1571596976, rs1309880692, rs1435239428, rs1588634016, rs1751797979, rs1810830776, rs1815354949, rs1949984655, rs886039658, rs1943461045, rs777711720, rs2031759596, rs1555710223, rs1221031683, rs774069989, rs2058919680, rs1170413397, rs1213710245, rs1599851667, rs1599760058, rs1971033478, rs746967357 |
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Oligodontia |
Oligodontia |
rs1591901585 |
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Scoliosis |
Scoliosis, unspecified |
rs1057518828, rs147296805, rs758163506, rs1555613564, rs1596852902, rs1596853067, rs1596853085 |
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Short qt syndrome |
Familial short QT syndrome, Short QT Syndrome 1, Short QT Syndrome 3 |
rs121912617, rs104894584, rs121912504, rs121912507, rs104894021, rs199472720, rs199472687, rs199472837, rs199473490, rs199473428, rs199473524, rs199472947, rs199472851, rs786205817, rs876661184, rs1057519584, rs1591838266 |
15761194, 16217063, 23595086, 23644778, 21493816, 17582433, 18452873, 22589293, 15761194, 22002906, 17119796, 14522976, 23867365, 25415519, 12148092, 25691870, 22806368, 16818210, 17341397, 12163457, 17221872, 12086641, 17211524, 20382953, 24861851, 17568571, 15911703, 11371347, 27761157, 28003625, 12909315, 12796536 |
Ventricular fibrillation |
Ventricular Fibrillation |
rs137854604, rs587782933, rs190140598 |
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Ventricular tachycardia |
Tachycardia, Ventricular |
rs137853228, rs397517025, rs199473373, rs727504432, rs1450434935, rs1592847299 |
17546530 |
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Unknown |
Disease name |
Disease term |
dbSNP ID |
References |
Andersen syndrome |
Andersen Syndrome |
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17568571, 17582433, 17341397, 27761157, 12796536, 15911703, 14522976, 16818210, 17211524, 12909315, 17399643, 19931173, 21493816, 17074643, 20382953, 17324964, 12148092, 17119796, 16571646, 22589293, 23867365, 16217063, 28003625, 17221872, 18452873, 17074642, 12086641, 25691870, 11371347, 24861851, 12163457, 22002906, 23644778, 25415519, 24047492, 23595086, 22806368 |
Arsenic encephalopathy |
Arsenic Encephalopathy |
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16835338 |
Blepharophimosis |
Blepharophimosis |
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Camptodactyly of fingers |
Clinodactyly of the 5th finger |
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Dental enamel hypoplasia |
Dental Enamel Hypoplasia |
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Dermatologic disorders |
Dermatologic disorders |
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16835338 |
High palate |
Byzanthine arch palate |
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Hypodontia |
Hypodontia |
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Hypoplasia of the maxilla |
Hypoplasia of the maxilla |
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Mental depression |
Depressive disorder |
rs587778876, rs587778877 |
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Paroxysmal atrial fibrillation |
Paroxysmal atrial fibrillation |
rs199865688, rs397515994, rs757096307 |
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Periodic hypokalemic paresis |
Periodic hypokalemic paresis |
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Periodic paralysis |
Familial Periodic Paralysis, periodic paralysis (finding) |
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16217063 |
Supraventricular tachycardia |
Supraventricular tachycardia |
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Syndactyly of the toes |
Syndactyly of the toes |
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