Paralogue Annotation for SCN5A residue 1714

Residue details

Gene: SCN5A
Reference Sequences: LRG: LRG_289, Ensembl variant: ENST00000333535 / ENSP00000328968
Amino Acid Position: 1714
Reference Amino Acid: D - Aspartate
Protein Domain: TM Domain 4


Paralogue Variants mapped to SCN5A residue 1714

ParalogueVariantAssociated DiseaseMapping QualityConsensusPubmed
SCN1AD1727GMyoclonic epilepsy of infancyHigh9 23195492

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 SCN5A.



SCN5A----IDDMFNFQTFANSMLCLFQITTSAGW>D<GLLSPILNTGPPYCDPTLPN-S-NGSRGD-1741
SCN1A----IDDMFNFETFGNSMICLFQITTSAGW>D<GLLAPILNSKPPDCDPNKVN-PGSSVKGD-1755
SCN2A----IDDMFNFETFGNSMICLFQITTSAGW>D<GLLAPILNSGPPDCDPDKDH-PGSSVKGD-1745
SCN3A----IDDMFNFETFGNSMICLFQITTSAGW>D<GLLAPILNSAPPDCDPDTIH-PGSSVKGD-1740
SCN4A----IDDMFNFETFGNSIICLFEITTSAGW>D<GLLNPILNSGPPDCDPNLEN-PGTSVKGD-1567
SCN7A----INDVSNFETFGNSMLCLFQVAIFAGW>D<GMLDAIFNSKWSDCDPDKIN-PGTQVRGD-1465
SCN8A----IDDMFNFETFGNSMICLFQITTSAGW>D<GLLLPILN-RPPDCSLDKEH-PGSGFKGD-1735
SCN9A----INDMFNFETFGNSMICLFQITTSAGW>D<GLLAPILNSKPPDCDPKKVH-PGSSVEGD-1718
SCN10A----IDDMFNFQTFANSMLCLFQITTSAGW>D<GLLSPILNTGPPYCDPNLPN-S-NGTRGD-1691
SCN11A----IDDIFNFKTFASSMLCLFQISTSAGW>D<SLLSPMLRSKES-CN---------SSSEN-1573
CACNA1ADEFQITEHNNFRTFFQALMLLFRSATGEAW>H<NIMLSCLSG--KPCDKNSGIL-----T-R-1780
CACNA1B----INRHNNFRTFLQALMLLFRSATGEAW>H<EIMLSCLSN--QACDE---Q------A-NA1677
CACNA1C----INRNNNFQTFPQAVLLLFRCATGEAW>Q<DIMLACMPG--KKCAPESEP-SNSTEGETP1446
CACNA1D----INRNNNFQTFPQAVLLLFRCATGEAW>Q<EIMLACLPG--KLCDPESDY--NPGE-EYT1454
CACNA1E----INRHNNFRSFFGSLMLLFRSATGEAW>Q<EIMLSCLGE--KGCEPDTTAPSGQNEN-E-1692
CACNA1F----INRNNNFQTFPQAVLLLFRCATGEAW>Q<EIMLASLPG--NRCDPESDF--GPGE-EFT1411
CACNA1G-CEGLGRHATFRNFGMAFLTLFRVSTGDNW>N<GIMKDTLRD----CDQEST-----C-----1821
CACNA1H-CEGLSRHATFSNFGMAFLTLFRVSTGDNW>N<GIMKDTLRE----CSREDKH----C---LS1830
CACNA1I-CEGMSRHATFENFGMAFLTLFQVSTGDNW>N<GIMKDTLRD----CTHDERS----C---LS1700
CACNA1S----INRNNNFQTFPQAVLLLFRCATGEAW>Q<EILLACSYG--KLCDPESDY--APGE-EYT1351
cons                              > <                              

See full Alignment of Paralogues


Known Variants in SCN5A

ProteinCDSDisease ClassificationDiseasedbSNP linksEffect Prediction
p.D1714Gc.5141A>G Inherited ArrhythmiaBrSSIFT: deleterious
Polyphen: probably damaging
ReportsInherited ArrhythmiaBrS Novel Brugada syndrome-causing mutation in ion-conducting pore of cardiac Na+ channel does not affect ion selectivity properties. Acta Physiol Scand. 2005 185(4):291-301. 16266370
Inherited ArrhythmiaBrS Type of SCN5A mutation determines clinical severity and degree of conduction slowing in loss-of-function sodium channelopathies. Heart Rhythm. 2009 6(3):341-8. 19251209
Inherited ArrhythmiaBrS An international compendium of mutations in the SCN5A-encoded cardiac sodium channel in patients referred for Brugada syndrome genetic testing. Heart Rhythm. 2010 7(1):33-46. 20129283
p.Asp1714Asnc.5140G>A UnknownSIFT:
Polyphen: