Paralogue Annotation for KCNH2 residue 29

Residue details

Gene: KCNH2
Reference Sequences: LRG: LRG_288, Ensembl variant: ENST00000262186 / ENSP00000262186
Amino Acid Position: 29
Reference Amino Acid: F - Phenylalanine
Protein Domain: N-terminus


Paralogue Variants mapped to KCNH2 residue 29

No paralogue variants have been mapped to residue 29 for KCNH2.



KCNH2TI---IR----KFEGQSRK----------->F<IIANA-RVEN-CAVI-YCNDGFCELCGYSR56
KCNH1NI---VR----RS--NDTN----------->F<VLGNA-QIVD-WPIV-YSNDGFCKLSGYHR57
KCNH3TI---AT----RFDGTHSN----------->F<VLGNA-QVAGLFPVV-YCSDGFCDLTGFSR57
KCNH4TI---AT----RFDGTHSN----------->F<LLANA-QGTRGFPIV-YCSDGFCELTGYGR57
KCNH5NI---VR----RS--SESS----------->F<LLGNA-QIVD-WPVV-YSNDGFCKLSGYHR55
KCNH6TI---IR----KFEGQSRK----------->F<LIANA-QMEN-CAII-YCNDGFCELFGYSR56
KCNH7TI---IR----KFEGQNKK----------->F<IIANA-RVQN-CAII-YCNDGFCEMTGFSR56
KCNH8TI---AT----RFDGTHSN----------->F<ILANA-QVAKGFPIV-YCSDGFCELAGFAR57
CNGA1MPNVIVP----DIEKE------------I->-<--------------R-RMEN----------36
CNGA2----SSP----AN----------------->-<-----------------NHNHHA------P21
CNGA3----SHP----SRTH-------------L->-<--------------KVKTSD----------22
CNGA4------------------------------>-<------------------------------
CNGB1AL---TSTISLRAQGAEISEMNSPSRRVLT>W<LMKGVEKVIP-QPVH-SITE----------123
CNGB3------------------------------>-<------------------------------
HCN1------------GKPNS------------->-<------------------------------9
HCN2G-----G----GGRPGE------------->-<------------------------------12
HCN3------------QRPAA------------->-<------------------------------9
HCN4K-----A----WIMDEE------------->-<------------------EDAEEEG-AGGR40
cons                              > <                              

See full Alignment of Paralogues


Known Variants in KCNH2

ProteinCDSDisease ClassificationDiseasedbSNP linksEffect Prediction
p.F29Lc.87C>A 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 Automated mutation screening using dideoxy fingerprinting and capillary array electrophoresis. Hum Mutat. 2001 18(5):451-7. 11668638
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 Compendium of cardiac channel mutations in 541 consecutive unrelated patients referred for long QT syndrome genetic testing. Heart Rhythm. 2005 2(5):507-17. 15840476
Inherited ArrhythmiaLQTS T wave morphology analysis distinguishes between KvLQT1 and HERG mutations in long QT syndrome. Heart Rhythm. 2004 1(3):285-92. 15851171
Inherited ArrhythmiaLQTS Classification of the long-QT syndrome based on discriminant analysis of T-wave morphology. Med Biol Eng Comput. 2006 44(7):543-9. 16937190
Inherited 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 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 Mutations in Danish patients with long QT syndrome and the identification of a large founder family with p.F29L in KCNH2. BMC Med Genet. 2014 15:31. doi: 10.1186/1471-2350-15-31. 24606995
Other Cardiac Phenotype The Prevalence of Mutations in KCNQ1, KCNH2, and SCN5A in an Unselected National Cohort of Young Sudden Unexplained Death Cases. J Cardiovasc Electrophysiol. 2012 23(10):1092-1098. doi: 10.1111/j.1540-8167.2012.02 22882672
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
Inherited ArrhythmiaLQTS Combined gating and trafficking defect in Kv11.1 manifests as a malignant long QT syndrome phenotype in a large Danish p.F29L founder family. Scand J Clin Lab Invest. 2015 75(8):699-709. doi: 10.3109/00365513.2015.1091090. 26403377
Inherited ArrhythmiaLQTS Combined gating and trafficking defect in Kv11.1 manifests as a malignant long QT syndrome phenotype in a large Danish p.F29L founder family. Scand J Clin Lab Invest. 2015 75(8):699-709. doi: 10.3109/00365513.2015.1091090. 26403377
p.F29Sc.86T>C Inherited ArrhythmiaLQTSSIFT: deleterious
Polyphen: benign
ReportsInherited ArrhythmiaLQTS Prevalence of the congenital long-QT syndrome. Circulation. 2009 120(18):1761-7. 19841298