Incidental Mutation 'R4459:Kcnj5'
ID 330063
Institutional Source Beutler Lab
Gene Symbol Kcnj5
Ensembl Gene ENSMUSG00000032034
Gene Name potassium inwardly-rectifying channel, subfamily J, member 5
Synonyms GIRK4, Kir3.4
MMRRC Submission 041579-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R4459 (G1)
Quality Score 225
Status Not validated
Chromosome 9
Chromosomal Location 32226002-32255640 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 32233691 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 208 (I208T)
Ref Sequence ENSEMBL: ENSMUSP00000149000 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034533] [ENSMUST00000214223] [ENSMUST00000216033]
AlphaFold P48545
Predicted Effect probably damaging
Transcript: ENSMUST00000034533
AA Change: I208T

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000034533
Gene: ENSMUSG00000032034
AA Change: I208T

DomainStartEndE-ValueType
Pfam:IRK 54 377 7e-147 PFAM
low complexity region 387 405 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000214223
AA Change: I208T

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
Predicted Effect probably benign
Transcript: ENSMUST00000216033
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 97.0%
  • 20x: 94.6%
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. The encoded protein, which has a greater tendency to allow potassium to flow into a cell rather than out of a cell, is controlled by G-proteins. It may associate with two other G-protein-activated potassium channels to form a heteromultimeric pore-forming complex. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygotes for a targeted null mutation exhibit mild resting tachycardias and reduced muscarinic-gated atrial potassium channel responses to pharmacological stimulation. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 35 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcc4 C T 14: 118,836,805 (GRCm39) R652Q probably benign Het
Anks1b G A 10: 90,346,706 (GRCm39) V669I probably damaging Het
Arsi G A 18: 61,049,723 (GRCm39) G202E probably benign Het
Ash1l G A 3: 88,873,541 (GRCm39) R108Q probably damaging Het
BC049715 G A 6: 136,817,050 (GRCm39) A97T probably damaging Het
Cyp11b1 T A 15: 74,708,208 (GRCm39) E422D probably damaging Het
Dmxl1 A T 18: 50,094,283 (GRCm39) I2920F possibly damaging Het
Dnaaf6rt A G 1: 31,262,405 (GRCm39) D129G probably damaging Het
Efcab6 C T 15: 83,788,490 (GRCm39) G935S probably damaging Het
Esp3 C G 17: 40,944,478 (GRCm39) T40S probably null Het
Gc T C 5: 89,589,146 (GRCm39) M206V probably benign Het
Gm15446 A T 5: 110,091,107 (GRCm39) H453L probably benign Het
Hes6 A G 1: 91,340,061 (GRCm39) S132P probably damaging Het
Ighg2b T C 12: 113,270,578 (GRCm39) Y184C unknown Het
Itga2 C G 13: 114,980,019 (GRCm39) D1061H probably damaging Het
Klhl26 T C 8: 70,904,194 (GRCm39) Y538C probably damaging Het
Letm2 A G 8: 26,076,715 (GRCm39) C296R probably damaging Het
Lrfn4 C T 19: 4,662,662 (GRCm39) V452I probably benign Het
Mypn A G 10: 63,028,211 (GRCm39) V284A probably damaging Het
Or14j9 G A 17: 37,874,365 (GRCm39) T279I probably damaging Het
Or2y1e A T 11: 49,218,703 (GRCm39) N155I probably damaging Het
Or5aq1 T C 2: 86,966,005 (GRCm39) H220R probably benign Het
Or8c20 T A 9: 38,261,288 (GRCm39) V297D probably damaging Het
Pcdhgb6 C T 18: 37,875,759 (GRCm39) P156S probably benign Het
Pou2f1 A G 1: 165,722,575 (GRCm39) F337L probably damaging Het
Prl7a2 A G 13: 27,849,979 (GRCm39) V31A probably benign Het
Rasal2 A G 1: 157,003,402 (GRCm39) F419S possibly damaging Het
Rmnd5a C T 6: 71,373,865 (GRCm39) G310R probably damaging Het
Rrm2b T A 15: 37,945,397 (GRCm39) probably null Het
Smg8 T C 11: 86,976,396 (GRCm39) D395G probably benign Het
Snx30 A T 4: 59,885,022 (GRCm39) R221* probably null Het
Tyk2 T C 9: 21,035,711 (GRCm39) E157G probably damaging Het
Wdr90 T A 17: 26,079,976 (GRCm39) T120S possibly damaging Het
Zfp747l1 A G 7: 126,983,917 (GRCm39) L395P probably damaging Het
Zfp804b A T 5: 6,821,481 (GRCm39) D491E probably damaging Het
Other mutations in Kcnj5
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00960:Kcnj5 APN 9 32,233,719 (GRCm39) missense probably damaging 1.00
IGL01700:Kcnj5 APN 9 32,233,925 (GRCm39) missense probably damaging 1.00
IGL02250:Kcnj5 APN 9 32,229,052 (GRCm39) missense probably damaging 1.00
IGL02683:Kcnj5 APN 9 32,229,076 (GRCm39) missense possibly damaging 0.94
IGL02981:Kcnj5 APN 9 32,233,877 (GRCm39) missense probably damaging 1.00
R0388:Kcnj5 UTSW 9 32,229,159 (GRCm39) missense probably damaging 1.00
R0464:Kcnj5 UTSW 9 32,234,269 (GRCm39) missense possibly damaging 0.87
R0524:Kcnj5 UTSW 9 32,234,270 (GRCm39) missense probably benign 0.16
R1711:Kcnj5 UTSW 9 32,233,865 (GRCm39) missense probably damaging 1.00
R1730:Kcnj5 UTSW 9 32,233,488 (GRCm39) missense probably damaging 1.00
R1783:Kcnj5 UTSW 9 32,233,488 (GRCm39) missense probably damaging 1.00
R2203:Kcnj5 UTSW 9 32,234,196 (GRCm39) missense probably benign 0.43
R2424:Kcnj5 UTSW 9 32,234,116 (GRCm39) missense probably damaging 1.00
R3701:Kcnj5 UTSW 9 32,229,124 (GRCm39) missense possibly damaging 0.95
R4657:Kcnj5 UTSW 9 32,233,973 (GRCm39) missense probably benign
R5422:Kcnj5 UTSW 9 32,229,001 (GRCm39) missense probably benign 0.00
R6073:Kcnj5 UTSW 9 32,229,096 (GRCm39) missense probably damaging 1.00
R7185:Kcnj5 UTSW 9 32,233,472 (GRCm39) missense probably damaging 1.00
R7289:Kcnj5 UTSW 9 32,234,045 (GRCm39) missense probably damaging 1.00
R7294:Kcnj5 UTSW 9 32,234,045 (GRCm39) missense probably damaging 1.00
R7295:Kcnj5 UTSW 9 32,234,087 (GRCm39) missense probably damaging 1.00
R7296:Kcnj5 UTSW 9 32,234,045 (GRCm39) missense probably damaging 1.00
R7450:Kcnj5 UTSW 9 32,233,491 (GRCm39) missense possibly damaging 0.52
R7688:Kcnj5 UTSW 9 32,234,264 (GRCm39) missense probably benign 0.00
R7911:Kcnj5 UTSW 9 32,233,517 (GRCm39) missense probably damaging 1.00
R8506:Kcnj5 UTSW 9 32,233,628 (GRCm39) missense probably damaging 1.00
Z1177:Kcnj5 UTSW 9 32,228,994 (GRCm39) missense possibly damaging 0.85
Predicted Primers PCR Primer
(F):5'- GGTCGTCACCAGTGTCAAAG -3'
(R):5'- AACCTTAGCGGCTTTGTATCTGC -3'

Sequencing Primer
(F):5'- GTGTCAAAGCCCACATTAATGTCG -3'
(R):5'- TTCCTGTTCTCCATCGAGACAGAAAC -3'
Posted On 2015-07-21