Paralogue Annotation for KCNQ1 residue 281

Residue details

Gene: KCNQ1
Reference Sequences: LRG: LRG_287, Ensembl variant: ENST00000155840 / ENSP00000155840
Amino Acid Position: 281
Reference Amino Acid: Y - Tyrosine
Protein Domain: Transmembrane/Linker/Pore


Paralogue Variants mapped to KCNQ1 residue 281

No paralogue variants have been mapped to residue 281 for KCNQ1.



KCNQ1LGSVVFIHRQELITTLYIGFLGLIFSSYFV>Y<LAEKDAVN-----ESGRVEFGSYADALWWG306
KCNQ2LGSVVYAHSKELVTAWYIGFLCLILASFLV>Y<LAEKGE----------NDHFDTYADALWWG271
KCNQ3LGSAICAHSKELITAWYIGFLTLILSSFLV>Y<LVEKDVPEVDAQGEEMKEEFETYADALWWG310
KCNQ4LGSVVYAHSKELITAWYIGFLVLIFASFLV>Y<LAEKDA----------NSDFSSYADSLWWG277
KCNQ5LGSVVYAHSKELITAWYIGFLVLIFSSFLV>Y<LVEKDA----------NKEFSTYADALWWG305
KCNA1LGQTLKASMRELGLLIFFLFIGVILFSSAV>Y<FAEAEE---------AESHFSSIPDAFWWA366
KCNA10LGQTLKASMRELGLLIFFLFIGVILFSSAV>Y<FAEVDE---------PESHFSSIPDGFWWA415
KCNA2LGQTLKASMRELGLLIFFLFIGVILFSSAV>Y<FAEADE---------RESQFPSIPDAFWWA368
KCNA3LGQTLKASMRELGLLIFFLFIGVILFSSAV>Y<FAEADD---------PTSGFSSIPDAFWWA438
KCNA4LGHTLRASMRELGLLIFFLFIGVILFSSAV>Y<FAEADE---------PTTHFQSIPDAFWWA518
KCNA5LGKTLQASMRELGLLIFFLFIGVILFSSAV>Y<FAEADN---------QGTHFSSIPDAFWWA474
KCNA6LGKTLQASMRELGLLIFFLFIGVILFSSAV>Y<FAEADD---------DDSLFPSIPDAFWWA416
KCNA7LGQTLRASMRELGLLIFFLFIGVVLFSSAV>Y<FAEVDR---------VDSHFTSIPESFWWA352
KCNB1LGFTLRRSYNELGLLILFLAMGIMIFSSLV>F<FAEKDE---------DDTKFKSIPASFWWA371
KCNB2LGFTLRRSYNELGLLILFLAMGIMIFSSLV>F<FAEKDE---------DATKFTSIPASFWWA375
KCNC1LGHTLRASTNEFLLLIIFLALGVLIFATMI>Y<YAERIGAQPNDPSASEHTHFKNIPIGFWWA394
KCNC2LGHTLRASTNEFLLLIIFLALGVLIFATMI>Y<YAERVGAQPNDPSASEHTQFKNIPIGFWWA431
KCNC3LGHTLRASTNEFLLLIIFLALGVLIFATMI>Y<YAERIGADPDDILGSNHTYFKNIPIGFWWA497
KCNC4LGHTLRASTNEFLLLIIFLALGVLIFATMI>Y<YAERIGARPSDPRGNDHTDFKNIPIGFWWA430
KCND1LGYTLKSCASELGFLLFSLTMAIIIFATVM>F<YAEKGT---------NKTNFTSIPAAFWYT366
KCND2LGYTLKSCASELGFLLFSLTMAIIIFATVM>F<YAEKGS---------SASKFTSIPAAFWYT364
KCND3LGYTLKSCASELGFLLFSLTMAIIIFATVM>F<YAEKGS---------SASKFTSIPASFWYT361
KCNF1LTYALKRSFKELGLLLMYLAVGIFVFSALG>Y<TMEQSH---------PETLFKSIPQSFWWA364
KCNG1LGLTARRCTREFGLLLLFLCVAIALFAPLL>Y<VIENEM-----A---DSPEFTSIPACYWWA418
KCNG2LGLTMRRCAREFGLLLLFLCVAMALFAPLV>H<LAEREL-----G---ARRDFSSVPASYWWA363
KCNG3LGLTLKRCYREMVMLLVFICVAMAIFSALS>Q<LLEHGL-----DLETSNKDFTSIPAACWWV367
KCNG4LGLTVRRCTREFGLLLLFLAVAITLFSPLV>Y<VAEKES-----G---RVLEFTSIPASYWWA412
KCNS1LGATLKHSYREVGILLLYLAVGVSVFSGVA>Y<TAEKEE----------DVGFNTIPACWWWG415
KCNS2LGATLKYSYKEVGLLLLYLSVGISIFSVVA>Y<TIEKEE----------NEGLATIPACWWWA368
KCNS3LGATLRHSYHEVGLLLLFLSVGISIFSVLI>Y<SVEKDD---------HTSSLTSIPICWWWA364
KCNV1LGMTITQCYEEVGLLLLFLSVGISIFSTVE>Y<FAEQSI---------PDTTFTSVPCAWWWA386
KCNV2FGFTLRQCYQQVGCLLLFIAMGIFTFSAAV>Y<SVEHDV---------PSTNFTTIPHSWWWA451
cons                              > <                              

See full Alignment of Paralogues


Known Variants in KCNQ1

ProteinCDSDisease ClassificationDiseasedbSNP linksEffect Prediction
p.Y281Cc.842A>G Inherited ArrhythmiaLQTSSIFT: deleterious
Polyphen: probably damaging
ReportsInherited ArrhythmiaLQTS Low penetrance in the long-QT syndrome: clinical impact. Circulation. 1999 99(4):529-33. 9927399
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 Mechanisms of I(Ks) suppression in LQT1 mutants. Am J Physiol Heart Circ Physiol. 2000 279(6):H3003-11. 11087258