Paralogue Annotation for KCNH2 residue 86

Residue details

Gene: KCNH2
Reference Sequences: LRG: LRG_288, Ensembl variant: ENST00000262186 / ENSP00000262186
Amino Acid Position: 86
Reference Amino Acid: L - Leucine
Protein Domain: N-terminus


Paralogue Variants mapped to KCNH2 residue 86

No paralogue variants have been mapped to residue 86 for KCNH2.



KCNH2-----------------------------A>L<L---------------------------GA89
KCNH1-----------------------------T>F<E---------------------------NY90
KCNH3-----------------------------A>L<D---------------------------EH90
KCNH4-----------------------------A>L<E---------------------------GH90
KCNH5-----------------------------T>F<D---------------------------NY88
KCNH6-----------------------------A>L<L---------------------------GA89
KCNH7-----------------------------A>L<L---------------------------GS89
KCNH8-----------------------------S>L<E---------------------------EK90
CNGA1-----------------------------S>F<S---------------------------ED45
CNGA2-----------------------------P>H<S---------------------------AA42
CNGA3-----------------------------A>H<S---------------------------SS39
CNGA4------------------------------>-<------------------------------
CNGB1-----------------------------A>L<E---------------------------AQ150
CNGB3------------------------------>-<------------------------------
HCN1-----------------------SRDDGNS>V<FPAKASATGAGPAAAEKRLGTPPGGGGAGA50
HCN2PRAEALPPEAADEGGPRGRLRSRDSSCGRP>G<TPGAASTAKGSPNGECGRGEPQCSPAGPEG116
HCN3------------------------------>-<------------------------------
HCN4PGEDRTPPGLAAEPERPGASAQPAASPPPP>Q<QPPQPAS-----------------------176
cons                              > <                              

See full Alignment of Paralogues


Known Variants in KCNH2

ProteinCDSDisease ClassificationDiseasedbSNP linksEffect Prediction
p.L86Pc.257T>C Inherited ArrhythmiaLQTSSIFT: deleterious
Polyphen: benign
ReportsInherited ArrhythmiaLQTS Spectrum and prevalence of mutations from the first 2,500 consecutive unrelated patients referred for the FAMILION long QT syndrome genetic test. Heart Rhythm. 2009 6(9):1297-303. 19716085
Inherited ArrhythmiaLQTS Large-scale mutational analysis of Kv11.1 reveals molecular insights into type 2 long QT syndrome. Nat Commun. 2014 5:5535. doi: 10.1038/ncomms6535. 25417810
p.L86Rc.257T>G Inherited ArrhythmiaLQTSSIFT: deleterious
Polyphen: benign
ReportsInherited ArrhythmiaLQTS Long QT syndrome-associated mutations in the Per-Arnt-Sim (PAS) domain of HERG potassium channels accelerate channel deactivation. J Biol Chem. 1999 274(15):10113-8. 10187793
Inherited ArrhythmiaLQTS Spectrum of mutations in long-QT syndrome genes. KVLQT1, HERG, SCN5A, KCNE1, and KCNE2. Circulation. 2000 102(10):1178-85. 10973849
Inherited ArrhythmiaLQTS Increased risk of arrhythmic events in long-QT syndrome with mutations in the pore region of the human ether-a-go-go-related gene potassium channel. Circulation. 2002 105(7):794-9. 11854117
Inherited ArrhythmiaLQTS Rescue of aberrant gating by a genetically encoded PAS (Per-Arnt-Sim) domain in several long QT syndrome mutant human ether-รก-go-go-related gene potassium channels. J Biol Chem. 2011 286(25):22160-9. 21536673
Inherited ArrhythmiaLQTS Changes in channel trafficking and protein stability caused by LQT2 mutations in the PAS domain of the HERG channel. PLoS One. 2012 7(3):e32654. 22396785
Inherited ArrhythmiaLQTS An in vivo cardiac assay to determine the functional consequences of putative long QT syndrome mutations. Circ Res. 2013 112(5):826-30. doi: 10.1161/CIRCRESAHA.112.300664. 23303164
Inherited ArrhythmiaLQTS Large-scale mutational analysis of Kv11.1 reveals molecular insights into type 2 long QT syndrome. Nat Commun. 2014 5:5535. doi: 10.1038/ncomms6535. 25417810