KCNH2 - potassium voltage-gated channel subfamily H member 2 Gene
Also Known as ERG1; HERG; LQT2; SQT1; ERG-1; H-ERG; HERG1; Kv11.1
生物種: Homo sapiens
About KCNH2
This gene has 8 transcripts (splice variants), 255 orthologues, 17 paralogues and is associated with 6 phenotypes. Broad expression in bone marrow (RPKM 13.5), testis (RPKM 10.7) and 14 other tissues.
Summary
This gene encodes a component of a voltage-activated Potassium Channel found in cardiac muscle, nerve cells, and microglia. Four copies of this protein interact with one copy of the KCNE2 protein to form a functional Potassium Channel. Mutations in this gene can cause long QT syndrome type 2 (LQT2). Transcript variants encoding distinct isoforms have been identified. [provided by RefSeq, May 2022]
KCNH2 Products (16)
| mRNA | Protein | Name |
|---|---|---|
| NM_172057.3 | NP_742054.1 | potassium voltage-gated channel subfamily H member 2 isoform c |
| NM_001406753.1 | NP_001393682.1 | potassium voltage-gated channel subfamily H member 2 isoform e |
| NM_001406755.1 | NP_001393684.1 | potassium voltage-gated channel subfamily H member 2 isoform f |
| NM_001204798.2 | NP_001191727.1 | potassium voltage-gated channel subfamily H member 2 isoform d |
| NM_001406756.1 | NP_001393685.1 | potassium voltage-gated channel subfamily H member 2 isoform g |
| NM_000238.4 | NP_000229.1 | potassium voltage-gated channel subfamily H member 2 isoform a |
| NM_172056.3 | NP_742053.1 | potassium voltage-gated channel subfamily H member 2 isoform b |
| NM_001406757.1 | NP_001393686.1 | potassium voltage-gated channel subfamily H member 2 isoform h |
| NM_000238.4 | NP_000229.1 | potassium voltage-gated channel subfamily H member 2 isoform a |
| NM_001204798.2 | NP_001191727.1 | potassium voltage-gated channel subfamily H member 2 isoform d |
| NM_001406753.1 | NP_001393682.1 | potassium voltage-gated channel subfamily H member 2 isoform e |
| NM_001406755.1 | NP_001393684.1 | potassium voltage-gated channel subfamily H member 2 isoform f |
| NM_001406756.1 | NP_001393685.1 | potassium voltage-gated channel subfamily H member 2 isoform g |
| NM_001406757.1 | NP_001393686.1 | potassium voltage-gated channel subfamily H member 2 isoform h |
| NM_172056.3 | NP_742053.1 | potassium voltage-gated channel subfamily H member 2 isoform b |
| NM_172057.3 | NP_742054.1 | potassium voltage-gated channel subfamily H member 2 isoform c |
| Cellular Component GO Annotation | Evidence | 参考文献 | 由来 |
|---|---|---|---|
| located in cell surface |
IDA
IDA: Inferred from direct assay
|
21536673 | GOA |
| part of inward rectifier potassium channel complex |
IMP
IMP: Inferred from mutant phenotype
|
14525949 | GOA |
| located in perinuclear region of cytoplasm |
IMP
IMP: Inferred from mutant phenotype
|
25281747 | GOA |
| located in plasma membrane |
IDA
IDA: Inferred from direct assay
|
21463633 | GOA |
| located in plasma membrane |
IMP
IMP: Inferred from mutant phenotype
|
25281747 | GOA |
| part of voltage-gated potassium channel complex |
IDA
IDA: Inferred from direct assay
|
7604285 | GOA |
| part of voltage-gated potassium channel complex |
IMP
IMP: Inferred from mutant phenotype
|
25281747 | GOA |
KCNH2 Protein Structure
PAS_9: pfam13426 (28 - 129)
Ion_trans: pfam00520 (408 - 667)
CAP_ED: cd00038 (741 - 852)
- 0
- 200
- 400
- 600
- 800
- 1000
- 1159 a.a.
| Protein Preferred Names | Protein Names | |
|---|---|---|
|
potassium voltage-gated channel subfamily H member 2 |
|
KCNH2 Protein-protein interaction Information
|
Type
|
タンパク質名 | Protein ID | Interactor | Interactor Species | Interactor ID | Detection Method | 参考文献 |
|---|---|---|---|---|---|---|---|
|
Intra
|
KCNH2 | Q12809 | CAV1 | Homo sapiens | Q03135 | 18923542 | |
|
Intra
|
KCNH2 | Q12809 | CAV1 | Homo sapiens | Q03135 | 18923542 | |
|
Intra
|
KCNH2 | Q12809 | MIB2 | Homo sapiens | Q96AX9 | 33961781 | |
|
Intra
|
KCNH2 | Q12809 | JPH1 | Homo sapiens | Q9HDC5 | 33961781 | |
|
Intra
|
KCNH2 | Q12809 | KLHDC10 | Homo sapiens | Q6PID8 | 33961781 | |
|
Intra
|
KCNH2 | Q12809 | RMND1 | Homo sapiens | Q9NWS8 | 33961781 | |
|
Intra
|
KCNH2 | Q12809 | KCNH2 | Homo sapiens | Q12809 | 8995352 | |
|
Intra
|
KCNH2 | Q12809 | SMAD5 | Homo sapiens | Q99717 | 33961781 | |
|
Intra
|
KCNH2 | Q12809 | KCNH2 | Homo sapiens | Q12809 | 8995352 | |
|
Intra
|
KCNH2 | Q12809 | KCNH7 | Homo sapiens | Q9NS40 | 33961781 | |
|
Intra
|
KCNH2 | Q12809 | ANKRD13D | Homo sapiens | Q6ZTN6 | 33961781 | |
|
Intra
|
KCNH2 | Q12809 | CDC73 | Homo sapiens | Q6P1J9 | 16169070 | |
|
Intra
|
KCNH2 | Q12809 | NDUFS6 | Homo sapiens | O75380 | 16169070 | |
|
Intra
|
KCNH2 | Q12809 | KCNH2 | Homo sapiens | Q12809 | 24931372 |
KCNH2 抗体
| 製品番号 | 製品名 | アプリケーション | 反応性 |
|---|---|---|---|
| HY-P811227 | Kv11.1 Antibody | WB, IHC-P | Human, Mouse |
関連疾患
| Diseases | Alias | |
|---|---|---|
| Long Qt Syndrome 2 |
|
|
| Short Qt Syndrome 1 |
|
|
| Long Qt Syndrome |
|
|
| Long Qt Syndrome 1 |
|
|
| Familial Long Qt Syndrome |
|
|
| Familial Short Qt Syndrome |
|
|
| Short Qt Syndrome |
|
|
| Brugada Syndrome 1 |
|
|
| Brugada Syndrome |
|
|
| Atrioventricular Block |
|
|
| Syncope |
|
|
| Gastroparesis |
|
|
| Sudden Infant Death Syndrome |
|
|
| Hypokalemia |
|
|
| Heart Disease |
|
|
| Cardiomyopathy, Familial Hypertrophic, 1 |
|
|
| Long Qt Syndrome 3 |
|
|
| Body Mass Index Quantitative Trait Locus 11 |
|
|
| Long Qt Syndrome 6 |
|
|
| Catecholaminergic Polymorphic Ventricular Tachycardia |
|
|
| Long Qt Syndrome 13 |
|
|
| Long Qt Syndrome 5 |
|
|
| Cardiac Arrhythmia, Ankyrin-B-Related |
|
|
| Atrial Fibrillation |
|
|
| Ventricular Fibrillation, Paroxysmal Familial, 1 |
|
|
| Intrinsic Cardiomyopathy |
|
|
| Andersen Cardiodysrhythmic Periodic Paralysis |
|
|
| Timothy Syndrome |
|
|
| Long Qt Syndrome 14 |
|
|
| Jervell And Lange-Nielsen Syndrome 1 |
|
|
| Familial Atrial Fibrillation |
|
|
| Cardiac Arrest |
|
|
| Long Qt Syndrome 12 |
|
|
| First-Degree Atrioventricular Block |
|
|
| Heart Conduction Disease |
|
|
| Long Qt Syndrome 9 |
|
|
| Long Qt Syndrome 15 |
|
|
| Sinoatrial Node Disease |
|
|
| Tetralogy Of Fallot |
|
|
| Schizophrenia 16 |
|
|
| Third-Degree Atrioventricular Block |
|
|
| Right Bundle Branch Block |
|
|
| Second-Degree Atrioventricular Block |
|
|
| Lipoprotein Quantitative Trait Locus |
|
|
| Brugada Syndrome 4 |
|
|
| Epilepsy |
|
|
| Trichothiodystrophy 7, Nonphotosensitive |
|
|
| Noonan Syndrome With Multiple Lentigines |
|
|
| Diamond-Blackfan Anemia 3 |
|
|
| Developmental And Epileptic Encephalopathy 14 |
|
|
| Wolff-Parkinson-White Syndrome |
|
|
| Left Ventricular Noncompaction |
|
|
| Cardiovascular System Disease |
|
|
| Arrhythmogenic Right Ventricular Cardiomyopathy |
|
|
| Schizophrenia |
|
|
| Hypertrophic Cardiomyopathy |
|
|
| Rasopathy |
|
|
| Dilated Cardiomyopathy |
|
|
Orthologs Information
| 生物種 | Symbol | 由来 | ID |
|---|---|---|---|
| Bos taurus | KCNH2 | VGNC | VGNC:96697 |
| Rattus norvegicus | KCNH2 | RGD | RGD:621414 |
| Felis catus | KCNH2 | VGNC | VGNC:67907 |
| Macaca mulatta | KCNH2 | VGNC | VGNC:73980 |
| Canis familiaris | KCNH2 | VGNC | VGNC:42248 |
| Mus musculus | KCNH2 | MGD | MGI:1341722 |
| Others | KCNH2 | NCBI |