Incidental Mutation 'IGL03285:Kcnj1'
ID 415684
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Kcnj1
Ensembl Gene ENSMUSG00000041248
Gene Name potassium inwardly-rectifying channel, subfamily J, member 1
Synonyms ROMK-2, Kir1.1, ROMK
Accession Numbers
Essential gene? Probably non essential (E-score: 0.069) question?
Stock # IGL03285
Quality Score
Status
Chromosome 9
Chromosomal Location 32283789-32310493 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 32308157 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Serine at position 174 (T174S)
Ref Sequence ENSEMBL: ENSMUSP00000150540 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000047334] [ENSMUST00000172015] [ENSMUST00000213393]
AlphaFold O88335
Predicted Effect possibly damaging
Transcript: ENSMUST00000047334
AA Change: T174S

PolyPhen 2 Score 0.673 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000046793
Gene: ENSMUSG00000041248
AA Change: T174S

DomainStartEndE-ValueType
Pfam:IRK 24 361 1.4e-155 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000172015
AA Change: T194S

PolyPhen 2 Score 0.673 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000131625
Gene: ENSMUSG00000041248
AA Change: T194S

DomainStartEndE-ValueType
Pfam:IRK 44 373 7.6e-144 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000213393
AA Change: T174S

PolyPhen 2 Score 0.673 (Sensitivity: 0.86; Specificity: 0.92)
Coding Region Coverage
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Potassium channels are present in most mammalian cells, where they participate in a wide range of physiologic responses. The protein encoded by this gene is an integral membrane protein and inward-rectifier type potassium channel. It is activated by internal ATP and probably plays an important role in potassium homeostasis. The encoded protein has a greater tendency to allow potassium to flow into a cell rather than out of a cell. Mutations in this gene have been associated with antenatal Bartter syndrome, which is characterized by salt wasting, hypokalemic alkalosis, hypercalciuria, and low blood pressure. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2008]
PHENOTYPE: Most homozygotes for a null mutation die before weaning with impaired electrolyte, acid-base, and fluid-volume homeostasis, reduced NaCl absorption in the thick ascending limb, and abnormal tubuloglomerular feedback. A colony of mutants with extended suvival serves as a model for Bartter's syndrome. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 24 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ank2 C A 3: 126,749,519 (GRCm39) E503D probably damaging Het
Atp7a A T X: 105,153,381 (GRCm39) E1094D probably benign Het
Carf A G 1: 60,185,313 (GRCm39) T453A probably damaging Het
Catsperg1 T C 7: 28,897,597 (GRCm39) N229S possibly damaging Het
Ctdspl2 T C 2: 121,817,480 (GRCm39) Y176H probably damaging Het
Dnah7b A T 1: 46,221,535 (GRCm39) N1213I probably benign Het
Fgfr3 G A 5: 33,892,557 (GRCm39) R726H probably damaging Het
Garre1 T C 7: 33,984,416 (GRCm39) H69R possibly damaging Het
Gm1527 A T 3: 28,974,566 (GRCm39) I460F probably damaging Het
Gm382 T C X: 125,969,318 (GRCm39) I501T possibly damaging Het
Igfl3 T C 7: 17,914,172 (GRCm39) probably benign Het
Igkv2-109 T C 6: 68,279,902 (GRCm39) I41T probably damaging Het
Itga4 A C 2: 79,109,510 (GRCm39) K236N possibly damaging Het
Kif17 A G 4: 137,996,301 (GRCm39) T93A probably damaging Het
Lamc1 G T 1: 153,103,431 (GRCm39) N1378K possibly damaging Het
Ldlrad2 T C 4: 137,300,955 (GRCm39) M28V probably benign Het
Lrrc37a C T 11: 103,388,499 (GRCm39) E2309K unknown Het
Met T C 6: 17,553,336 (GRCm39) S1041P probably damaging Het
Nscme3l A G 19: 5,553,205 (GRCm39) L192P probably damaging Het
Rimbp3 T C 16: 17,031,096 (GRCm39) S1507P probably benign Het
Slc7a2 A G 8: 41,368,030 (GRCm39) D598G possibly damaging Het
Tdo2 A G 3: 81,866,096 (GRCm39) probably null Het
Ugt2b37 T C 5: 87,388,734 (GRCm39) D493G probably damaging Het
Vps50 G A 6: 3,555,011 (GRCm39) V395I possibly damaging Het
Other mutations in Kcnj1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00941:Kcnj1 APN 9 32,307,794 (GRCm39) missense probably benign 0.01
IGL02958:Kcnj1 APN 9 32,307,851 (GRCm39) missense probably damaging 1.00
R1179:Kcnj1 UTSW 9 32,308,062 (GRCm39) missense probably damaging 0.96
R1503:Kcnj1 UTSW 9 32,307,788 (GRCm39) missense probably damaging 0.98
R1918:Kcnj1 UTSW 9 32,308,034 (GRCm39) missense probably benign 0.00
R4439:Kcnj1 UTSW 9 32,305,414 (GRCm39) intron probably benign
R4659:Kcnj1 UTSW 9 32,305,444 (GRCm39) missense probably benign
R4661:Kcnj1 UTSW 9 32,307,918 (GRCm39) missense probably benign 0.14
R4917:Kcnj1 UTSW 9 32,308,056 (GRCm39) missense probably damaging 0.99
R4918:Kcnj1 UTSW 9 32,308,056 (GRCm39) missense probably damaging 0.99
R5385:Kcnj1 UTSW 9 32,308,019 (GRCm39) missense probably damaging 1.00
R6017:Kcnj1 UTSW 9 32,305,400 (GRCm39) intron probably benign
R6036:Kcnj1 UTSW 9 32,308,421 (GRCm39) missense probably benign 0.15
R6036:Kcnj1 UTSW 9 32,308,421 (GRCm39) missense probably benign 0.15
R6117:Kcnj1 UTSW 9 32,308,478 (GRCm39) missense probably damaging 1.00
R6245:Kcnj1 UTSW 9 32,308,163 (GRCm39) missense probably damaging 1.00
R6316:Kcnj1 UTSW 9 32,308,632 (GRCm39) missense probably damaging 0.96
R6585:Kcnj1 UTSW 9 32,308,557 (GRCm39) missense probably benign
R6988:Kcnj1 UTSW 9 32,307,881 (GRCm39) missense probably benign 0.17
R7116:Kcnj1 UTSW 9 32,308,277 (GRCm39) missense possibly damaging 0.91
R7393:Kcnj1 UTSW 9 32,308,314 (GRCm39) missense probably damaging 1.00
R7870:Kcnj1 UTSW 9 32,307,881 (GRCm39) missense probably benign 0.17
R8072:Kcnj1 UTSW 9 32,308,593 (GRCm39) missense probably damaging 1.00
R8391:Kcnj1 UTSW 9 32,308,028 (GRCm39) missense probably damaging 1.00
R9264:Kcnj1 UTSW 9 32,307,654 (GRCm39) missense probably benign 0.03
R9418:Kcnj1 UTSW 9 32,308,203 (GRCm39) missense probably damaging 1.00
Z1177:Kcnj1 UTSW 9 32,308,655 (GRCm39) missense probably damaging 1.00
Posted On 2016-08-02