Paralogue Annotation for KCNQ1 residue 360

Residue details

Gene: KCNQ1
Reference Sequences: LRG: LRG_287, Ensembl variant: ENST00000155840 / ENSP00000155840
Amino Acid Position: 360
Reference Amino Acid: R - Arginine
Protein Domain: C-terminus


Paralogue Variants mapped to KCNQ1 residue 360

ParalogueVariantAssociated DiseaseMapping QualityConsensusPubmed
KCNQ2R325GEpileptic encephalopathy, neonatalHigh7 24107868
KCNQ3R364HSeizures, benign infantileHigh7 25278462

To assess whether the paralogue annotation here confidently predicts that variation at this residue is pathogenic, it is important to check the reports in the Pubmed links above to ascertain that the mutations in these paralogues have been proved likely to be disease-causing. It is also important to check that the direction of effect of the variant in the paralogue is compatible with your observed phenotype in KCNQ1.



KCNQ1SCFSVFAISFFALPAGILGSGFALKVQQKQ>R<QKHFNRQIPA--AASLI-QTAWRCY---A-383
KCNQ2ATFTLIGVSFFALPAGILGSGFALKVQEQH>R<QKHFEKRRNP--AAGLI-QSAWRFY---A-348
KCNQ3ATFSLIGVSFFALPAGILGSGLALKVQEQH>R<QKHFEKRRKP--AAELI-QAAWRYY---A-387
KCNQ4AGFALLGISFFALPAGILGSGFALKVQEQH>R<QKHFEKRRMP--AANLI-QAAWRLY---S-354
KCNQ5AGFALLGISFFALPAGILGSGFALKVQEQH>R<QKHFEKRRNP--AANLI-QCVWRSY---A-382
KCNA1SLCAIAGVLTIALPVPVIVSNFNYFYHRET>E<GEEQAQLLH-----VS--SP-NLAS---D-438
KCNA10TLCAIAGVLTIALPVPVIVSNFNYFYHRET>E<NEEKQNIPGEIERI----------------483
KCNA2SLCAIAGVLTIALPVPVIVSNFNYFYHRET>E<GEEQAQYLQ-----VT--SCPKIPS---S-441
KCNA3SLCAIAGVLTIALPVPVIVSNFNYFYHRET>E<GEEQSQYMH-----VG--SCQHLSS-S-A-512
KCNA4SLCAIAGVLTIALPVPVIVSNFNYFYHRET>E<NEEQTQLTQ-----NAV-SCPYLPS-N-LL594
KCNA5SLCAIAGVLTIALPVPVIVSNFNYFYHRET>D<HEEPAVLKEE--QGTQS-QGPGLDR-G-V-552
KCNA6SLCAIAGVLTIALPVPVIVSNFNYFYHRET>E<QEEQGQYTHV-------------TC-G---483
KCNA7SLCAIAGVLTISLPVPVIVSNFSYFYHRET>E<GEEAGMFSHV-------------DM-Q-P-420
KCNB1GLCCIAGVLVIALPIPIIVNNFSEFYKEQK>R<QEKAIKRREA--LERA--KRNG---SIVS-447
KCNB2GLCCIAGVLVIALPIPIIVNNFSEFYKEQK>R<QEKAIKRREA--LERA--KRNG---SIVS-451
KCNC1ALCALAGVLTIAMPVPVIVNNFGMYYSLAM>A<KQKLPKKKKK--HIPR--PPQLGSP---N-470
KCNC2ALCALAGVLTIAMPVPVIVNNFGMYYSLAM>A<KQKLPRKRKK--HIPP--APQASSP---T-507
KCNC3ALCALAGVLTIAMPVPVIVNNFGMYYSLAM>A<KQKLPKKKNK--HIPR--PPQPGSP---N-573
KCNC4ALCALAGVLTIAMPVPVIVNNFGMYYSLAM>A<KQKLPKKRKK--HVPR--PAQLESP---M-506
KCND1SICSLSGVLVIALPVPVIVSNFSRIYHQNQ>R<ADKRRAQQKV--RLARIRLAKSGTT---N-444
KCND2SICSLSGVLVIALPVPVIVSNFSRIYHQNQ>R<ADKRRAQKKA--RLARIRAAKSGSA---N-442
KCND3SICSLSGVLVIALPVPVIVSNFSRIYHQNQ>R<ADKRRAQKKA--RLARIRVAKTGSS---N-439
KCNF1AISFLCGVIAIALPIHPIINNFVRYYNKQR>V<LETAAKHELE--LMEL--N------SSSG-437
KCNG1LSSILSGILLMAFPVTSIFHTFSRSYLELK>Q<EQERVMFRRA--QFLI----K-TKSQLSV-494
KCNG2LSSILSGILLMAFPVTSIFHTFSRSYSELK>E<QQQRAASPEP--ALQE----D-STHSATA-439
KCNG3GVCVVSGIVLLALPITFIYHSFVQCYHELK>F<RSARYSR-----------------SLSTE-433
KCNG4LSSILSGILIMAFPATSIFHTFSHSYLELK>K<EQEQLQARLR--HLQN----T-GPASECE-488
KCNS1SGCILGGILVVALPITIIFNKFSHFYRRQK>A<LEAAVRNSNH--QEFE--D------LLSS-488
KCNS2SACILAGILVVVLPITLIFNKFSHFYRRQK>Q<LESAMRSCDF--GDGM--K------EVPS-441
KCNS3STCIICGILVVALPITIIFNKFSKYYQKQK>D<IDVDQCSEDA--PEKC--H------ELPY-437
KCNV1FMCILSGILVLALPIAIINDRFSACYFTLK>L<KEAAVRQREA--LKKL--TKNIATDSYIS-465
KCNV2FLCIAFGIILNGMPISILYNKFSDYYSKLK>A<YEYTTIRRER--GEVN--F------MQRA-524
cons                              > <                              

See full Alignment of Paralogues


Known Variants in KCNQ1

ProteinCDSDisease ClassificationDiseasedbSNP linksEffect Prediction
p.R360Gc.1078A>G Inherited ArrhythmiaLQTSSIFT: deleterious
Polyphen: probably damaging
ReportsInherited ArrhythmiaLQTS Clinical aspects of type-1 long-QT syndrome by location, coding type, and biophysical function of mutations involving the KCNQ1 gene. Circulation. 2007 115(19):2481-9. 17470695
Inherited ArrhythmiaLQTS Long QT and Brugada syndrome gene mutations in New Zealand. Heart Rhythm. 2007 4(10):1306-14. 17905336
Inherited ArrhythmiaLQTS Biophysical properties of 9 KCNQ1 mutations associated with long-QT syndrome. Circ Arrhythm Electrophysiol. 2009 2(4):417-26. 19808498
Inherited ArrhythmiaLQTS RNA splicing. The human splicing code reveals new insights into the genetic determinants of disease. Science. 2015 347(6218):1254806. doi: 10.1126/science.1254806. 25525159
p.R360Mc.1079G>T Inherited ArrhythmiaLQTSSIFT: deleterious
Polyphen: probably damaging
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 RNA splicing. The human splicing code reveals new insights into the genetic determinants of disease. Science. 2015 347(6218):1254806. doi: 10.1126/science.1254806. 25525159
p.R360Tc.1079G>C Inherited ArrhythmiaLQTSSIFT: deleterious
Polyphen: probably damaging
ReportsInherited ArrhythmiaLQTS Genetic testing in the long QT syndrome: development and validation of an efficient approach to genotyping in clinical practice. JAMA. 2005 294(23):2975-80. 16414944
Inherited ArrhythmiaLQTS RNA splicing. The human splicing code reveals new insights into the genetic determinants of disease. Science. 2015 347(6218):1254806. doi: 10.1126/science.1254806. 25525159
p.Arg360Trpc.1078A>T UnknownSIFT:
Polyphen: