Paralogue Annotation for KCNQ1 residue 525

Residue details

Gene: KCNQ1
Reference Sequences: LRG: LRG_287, Ensembl variant: ENST00000155840 / ENSP00000155840
Amino Acid Position: 525
Reference Amino Acid: A - Alanine
Protein Domain: C-terminus


Paralogue Variants mapped to KCNQ1 residue 525

No paralogue variants have been mapped to residue 525 for KCNQ1.



KCNQ1------------IRRMQ----------YFV>A<KKKFQQARKPYDVRDVIEQYSQGHLNLMVR555
KCNQ2------------VCVMR----------FLV>S<KRKFKESLRPYDVMDVIEQYSAGHLDMLSR581
KCNQ3------------VRILQ----------FRL>Y<KKKFKETLRPYDVKDVIEQYSAGHLDMLSR560
KCNQ4------------IRILK----------FLV>A<KRKFKETLRPYDVKDVIEQYSAGHLDMLGR575
KCNQ5------------IRIMK----------FHV>A<KRKFKETLRPYDVKDVIEQYSAGHLDMLCR563
KCNA1------------KSKLL----------TD->-<------------------------------494
KCNA10------------CSTEK----------SR->-<------------------------------510
KCNA2------------ITKML----------TD->-<------------------------------498
KCNA3------------IKKIF----------TD->-<------------------------------574
KCNA4------------AKAVE----------TD->-<------------------------------652
KCNA5------------LRRSLYALCLDTSRETD->-<------------------------------612
KCNA6------------EKRML----------TE->-<------------------------------528
KCNA7------------GKHLV----------TE->-<------------------------------455
KCNB1------------KVNFM----------EG->-<-----DPSPLLPVLGMYHDPLRNRGSAAAA704
KCNB2------------KVNFK----------ENR>G<SAPQTPPSTARPLPVTTADFSLTTPQHIST754
KCNC1------------P-CFL----------LST>G<EYACPPGGGMRK----------DLCKESP-571
KCNC2------------ETCFL----------LTT>G<DYTCASDGGIRKG----YEKSRSLNNIAGL607
KCNC3------------RACFL----------LT->-<DYAPSPDGSIRKATGAPPLPPQDWRKPGPP741
KCNC4------------AACFL----------LST>G<DYACA-DGSVRKG----TFVLRDLPLQHSP620
KCND1RLANSTASVS-RGSMQE----------LDM>L<A--GLRRSHAPQSRSSLNAKPHDSLDLNCD590
KCND2RIPNANVSGSHQGSIQE----------LST>I<QIRCVERTPLSNSRSSLNAKMEECVKLNCE589
KCND3HLPNSNLPATRLRSMQE----------LST>I<HIQGSEQPSLTTSRSSLNLKADDGLRPNCK606
KCNF1------------------------------>-<------------------------------
KCNG1------------------------------>-<------------------------------
KCNG2------------------------------>-<------------------------------
KCNG3------------------------------>-<------------------------------
KCNG4------------------------------>-<------------------------------
KCNS1------------------------------>-<------------------------------
KCNS2------------------------------>-<------------------------------
KCNS3------------------------------>-<------------------------------
KCNV1------------------------------>-<------------------------------
KCNV2------------------------------>-<------------------------------
cons                              > <                              

See full Alignment of Paralogues


Known Variants in KCNQ1

ProteinCDSDisease ClassificationDiseasedbSNP linksEffect Prediction
p.A525Tc.1573G>A Inherited ArrhythmiaLQTSSIFT: deleterious
Polyphen: probably damaging
ReportsInherited ArrhythmiaLQTS Recessive Romano-Ward syndrome associated with compound heterozygosity for two mutations in the KVLQT1 gene. Eur J Hum Genet. 1999 7(6):724-8. 10482963
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 Genetic testing for long-QT syndrome: distinguishing pathogenic mutations from benign variants. Circulation. 2009 120(18):1752-60. 19841300
Inherited ArrhythmiaLQTS Phylogenetic and physicochemical analyses enhance the classification of rare nonsynonymous single nucleotide variants in type 1 and 2 long-QT syndrome. Circ Cardiovasc Genet. 2012 5(5):519-28. doi: 10.1161/CIRCGENETICS.112.963785. 22949429
Inherited ArrhythmiaLQTS Cellular mechanisms underlying the increased disease severity seen for patients with long QT syndrome caused by compound mutations in KCNQ1. Biochem J. 2014 462(1):133-42. doi: 10.1042/BJ20140425. 24912595
p.A525Vc.1574C>T Inherited ArrhythmiaLQTSSIFT: deleterious
Polyphen: probably damaging
ReportsInherited ArrhythmiaLQTS Mutation site-specific differences in arrhythmic risk and sensitivity to sympathetic stimulation in the LQT1 form of congenital long QT syndrome: multicenter study in Japan. J Am Coll Cardiol. 2004 44(1):117-25. 15234419
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