Paralogue Annotation for KCNJ2 residue 307

Residue details

Gene: KCNJ2
Reference Sequences: LRG: LRG_328, Ensembl variant: ENST00000535240 / ENSP00000441848
Amino Acid Position: 307
Reference Amino Acid: M - Methionine
Protein Domain: C-terminus


Paralogue Variants mapped to KCNJ2 residue 307

ParalogueVariantAssociated DiseaseMapping QualityConsensusPubmed
KCNJ1A306TBartter syndromeMedium9 12911542
KCNJ11I296LDiabetes, permanent neonatalMedium9 15115830, 16731837, 15864298

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 KCNJ2.



KCNJ2PLYDLSKQDID-NADFEIVVILEGMVEATA>M<TTQCRSSYLANEILWGHRYEPVLFEE-KHY336
KCNJ1PFFHMAAETLL-QQDFELVVFLDGTVESTS>A<TCQVRTSYVPEEVLWGYRFAPIVSKTKEGK336
KCNJ3PFYDLSQRSMQ-TEQFEIVVILEGIVETTG>M<TCQARTSYTEDEVLWGHRFFPVISLE-EGF337
KCNJ4PLYGMGKEELE-SEDFEIVVILEGMVEATA>M<TTQARSSYLASEILWGHRFEPVVFEE-KSH328
KCNJ5PFWEMSQAQLH-QEEFEVVVILEGMVEATG>M<TCQARSSYMDTEVLWGHRFTPVLTLE-KGF343
KCNJ6PFWEISKAQLP-KEELEIVVILEGMVEATG>M<TCQARSSYITSEILWGYRFTPVLTLE-DGF346
KCNJ8PLYDISATDLA-NQDLEVIVILEGVVETTG>I<TTQARTSYIAEEIQWGHRFVSIVTEE-EGV334
KCNJ9PFWEASRRALE-RDDFEIVVILEGMVEATG>M<TCQARSSYLVDEVLWGHRFTSVLTLE-DGF314
KCNJ10PLKDLPLRSG--EGDFELVLILSGTVESTS>A<TCQVRTSYLPEEILWGYEFTPAISLSASGK322
KCNJ11PLYDLAPSDLHHHQDLEIIVILEGVVETTG>I<TTQARTSYLADEILWGQRFVPIVAEE-DGR325
KCNJ12PLFGISRQDLE-TDDFEIVVILEGMVEATA>M<TTQARSSYLANEILWGHRFEPVLFEE-KNQ337
KCNJ13PLATLLQHE-N-PSHFELVVFLSAMQEGTG>E<ICQRRTSYLPSEIMLHHCFASLLTRGSKGE310
KCNJ14PLYELGRAELA-RADFELVVILEGMVEATA>M<TTQCRSSYLPGELLWGHRFEPVLFQR-GSQ341
KCNJ15PLRDLTPQNLK-EKEFELVVLLNATVESTS>A<VCQSRTSYIPEEIYWGFEFVPVVSLSKNGK322
KCNJ16PLYALDRKAVA-KDNFEILVTFIYTGDSTG>T<SHQSRSSYVPREILWGHRFNDVLEVK-RKY320
cons                              > <                              

See full Alignment of Paralogues


Known Variants in KCNJ2

ProteinCDSDisease ClassificationDiseasedbSNP linksEffect Prediction
p.M307Ic.921G>A Inherited ArrhythmiaLQTSSIFT: tolerated
Polyphen: probably damaging
ReportsInherited ArrhythmiaLQTS Mutations of KCNJ2 gene associated with Andersen-Tawil syndrome in Korean families. J Hum Genet. 2007 52(3):280-3. 17211524
p.M307Vc.919A>G Inherited ArrhythmiaLQTSSIFT:
Polyphen:
ReportsInherited ArrhythmiaLQTS Case report: A Chinese child with Andersen-Tawil syndrome due to a de novo KCNJ2 mutation. J Neurol Sci. 2015 352(1-2):105-6. doi: 10.1016/j.jns.2015.02.027. 25847018