Paralogue Annotation for KCNQ1 residue 307

Residue details

Gene: KCNQ1
Reference Sequences: LRG: LRG_287, Ensembl variant: ENST00000155840 / ENSP00000155840
Amino Acid Position: 307
Reference Amino Acid: V - Valine
Protein Domain: Transmembrane/Linker/Pore


Paralogue Variants mapped to KCNQ1 residue 307

No paralogue variants have been mapped to residue 307 for KCNQ1.



KCNQ1LAEKDAVN-----ESGRVEFGSYADALWWG>V<VTVTTIGYGDKVPQTWVGKTIASCFSVFAI337
KCNQ2LAEKGE----------NDHFDTYADALWWG>L<ITLTTIGYGDKYPQTWNGRLLAATFTLIGV302
KCNQ3LVEKDVPEVDAQGEEMKEEFETYADALWWG>L<ITLATIGYGDKTPKTWEGRLIAATFSLIGV341
KCNQ4LAEKDA----------NSDFSSYADSLWWG>T<ITLTTIGYGDKTPHTWLGRVLAAGFALLGI308
KCNQ5LVEKDA----------NKEFSTYADALWWG>T<ITLTTIGYGDKTPLTWLGRLLSAGFALLGI336
KCNA1FAEAEE---------AESHFSSIPDAFWWA>V<VSMTTVGYGDMYPVTIGGKIVGSLCAIAGV397
KCNA10FAEVDE---------PESHFSSIPDGFWWA>V<VTMTTVGYGDMCPTTPGGKIVGTLCAIAGV446
KCNA2FAEADE---------RESQFPSIPDAFWWA>V<VSMTTVGYGDMVPTTIGGKIVGSLCAIAGV399
KCNA3FAEADD---------PTSGFSSIPDAFWWA>V<VTMTTVGYGDMHPVTIGGKIVGSLCAIAGV469
KCNA4FAEADE---------PTTHFQSIPDAFWWA>V<VTMTTVGYGDMKPITVGGKIVGSLCAIAGV549
KCNA5FAEADN---------QGTHFSSIPDAFWWA>V<VTMTTVGYGDMRPITVGGKIVGSLCAIAGV505
KCNA6FAEADD---------DDSLFPSIPDAFWWA>V<VTMTTVGYGDMYPMTVGGKIVGSLCAIAGV447
KCNA7FAEVDR---------VDSHFTSIPESFWWA>V<VTMTTVGYGDMAPVTVGGKIVGSLCAIAGV383
KCNB1FAEKDE---------DDTKFKSIPASFWWA>T<ITMTTVGYGDIYPKTLLGKIVGGLCCIAGV402
KCNB2FAEKDE---------DATKFTSIPASFWWA>T<ITMTTVGYGDIYPKTLLGKIVGGLCCIAGV406
KCNC1YAERIGAQPNDPSASEHTHFKNIPIGFWWA>V<VTMTTLGYGDMYPQTWSGMLVGALCALAGV425
KCNC2YAERVGAQPNDPSASEHTQFKNIPIGFWWA>V<VTMTTLGYGDMYPQTWSGMLVGALCALAGV462
KCNC3YAERIGADPDDILGSNHTYFKNIPIGFWWA>V<VTMTTLGYGDMYPKTWSGMLVGALCALAGV528
KCNC4YAERIGARPSDPRGNDHTDFKNIPIGFWWA>V<VTMTTLGYGDMYPKTWSGMLVGALCALAGV461
KCND1YAEKGT---------NKTNFTSIPAAFWYT>I<VTMTTLGYGDMVPSTIAGKIFGSICSLSGV397
KCND2YAEKGS---------SASKFTSIPAAFWYT>I<VTMTTLGYGDMVPKTIAGKIFGSICSLSGV395
KCND3YAEKGS---------SASKFTSIPASFWYT>I<VTMTTLGYGDMVPKTIAGKIFGSICSLSGV392
KCNF1TMEQSH---------PETLFKSIPQSFWWA>I<ITMTTVGYGDIYPKTTLGKLNAAISFLCGV395
KCNG1VIENEM-----A---DSPEFTSIPACYWWA>V<ITMTTVGYGDMVPRSTPGQVVALSSILSGI449
KCNG2LAEREL-----G---ARRDFSSVPASYWWA>V<ISMTTVGYGDMVPRSLPGQVVALSSILSGI394
KCNG3LLEHGL-----DLETSNKDFTSIPAACWWV>I<ISMTTVGYGDMYPITVPGRILGGVCVVSGI398
KCNG4VAEKES-----G---RVLEFTSIPASYWWA>I<ISMTTVGYGDMVPRSVPGQMVALSSILSGI443
KCNS1TAEKEE----------DVGFNTIPACWWWG>T<VSMTTVGYGDVVPVTVAGKLAASGCILGGI446
KCNS2TIEKEE----------NEGLATIPACWWWA>T<VSMTTVGYGDVVPGTTAGKLTASACILAGI399
KCNS3SVEKDD---------HTSSLTSIPICWWWA>T<ISMTTVGYGDTHPVTLAGKLIASTCIICGI395
KCNV1FAEQSI---------PDTTFTSVPCAWWWA>T<TSMTTVGYGDIRPDTTTGKIVAFMCILSGI417
KCNV2SVEHDV---------PSTNFTTIPHSWWWA>A<VSISTVGYGDMYPETHLGRFFAFLCIAFGI482
cons                              > <                              

See full Alignment of Paralogues


Known Variants in KCNQ1

ProteinCDSDisease ClassificationDiseasedbSNP linksEffect Prediction
p.V307Lc.919G>C Inherited ArrhythmiaLQTS,SQTSSIFT: tolerated
Polyphen: possibly damaging
ReportsInherited ArrhythmiaSQTS Mutation in the KCNQ1 gene leading to the short QT-interval syndrome. Circulation. 2004 109(20):2394-7. 15159330
Inherited ArrhythmiaSQTS Action potential clamp and mefloquine sensitivity of recombinant 'I KS' channels incorporating the V307L KCNQ1 mutation. J Physiol Pharmacol. 2010 61(2):123-31. 20436212
Inherited ArrhythmiaLQTS Compound mutations: a common cause of severe long-QT syndrome. Circulation. 2004 109(15):1834-41. 15051636
Inherited ArrhythmiaSQTS Identification of specific pore residues mediating KCNQ1 inactivation. A novel mechanism for long QT syndrome. J Biol Chem. 2001 276(17):13600-5. 11278406