Incidental Mutation 'R3906:Kcnj4'
ID 309201
Institutional Source Beutler Lab
Gene Symbol Kcnj4
Ensembl Gene ENSMUSG00000044216
Gene Name potassium inwardly-rectifying channel, subfamily J, member 4
Synonyms IRK3, Kcnf2, Kir 2.3, MB-IRK3
MMRRC Submission 040813-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.063) question?
Stock # R3906 (G1)
Quality Score 225
Status Validated
Chromosome 15
Chromosomal Location 79367915-79389442 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 79369946 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Histidine to Glutamine at position 11 (H11Q)
Ref Sequence ENSEMBL: ENSMUSP00000094075 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000057801]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000057801
AA Change: H11Q

PolyPhen 2 Score 0.014 (Sensitivity: 0.96; Specificity: 0.79)
SMART Domains Protein: ENSMUSP00000094075
Gene: ENSMUSG00000044216
AA Change: H11Q

DomainStartEndE-ValueType
Pfam:IRK 22 361 2.1e-155 PFAM
coiled coil region 371 400 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000229365
Meta Mutation Damage Score 0.0698 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.7%
Validation Efficiency 97% (36/37)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Several different potassium channels are known to be involved with electrical signaling in the nervous system. One class is activated by depolarization whereas a second class is not. The latter are referred to as inwardly rectifying K+ channels, and they have a greater tendency to allow potassium to flow into the cell rather than out of it. This asymmetry in potassium ion conductance plays a key role in the excitability of muscle cells and neurons. The protein encoded by this gene is an integral membrane protein and member of the inward rectifier potassium channel family. The encoded protein has a small unitary conductance compared to other members of this protein family. Two transcript variants encoding the same protein have been found for this gene. [provided by RefSeq, Jul 2008]
Allele List at MGI
Other mutations in this stock
Total: 39 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca1 A G 4: 53,067,151 (GRCm39) V1352A possibly damaging Het
Abcb7 G T X: 103,327,765 (GRCm39) Q715K probably benign Het
Adamts3 C A 5: 90,009,214 (GRCm39) G150C probably damaging Het
Ank2 A G 3: 126,810,547 (GRCm39) L513P probably damaging Het
Cacng1 C A 11: 107,607,118 (GRCm39) V34L probably benign Het
Cd1d1 A G 3: 86,906,063 (GRCm39) W71R probably damaging Het
Cdhr3 A G 12: 33,103,427 (GRCm39) F397L probably damaging Het
Ces2a A G 8: 105,465,940 (GRCm39) I325V probably benign Het
Ctsq C T 13: 61,186,585 (GRCm39) V140M probably damaging Het
Cyp4f18 A G 8: 72,754,926 (GRCm39) probably benign Het
Ddi2 T C 4: 141,411,592 (GRCm39) D440G probably benign Het
Dsg3 G A 18: 20,671,556 (GRCm39) G754R probably damaging Het
Endod1 T A 9: 14,292,151 (GRCm39) Y39F probably benign Het
F11 A G 8: 45,701,675 (GRCm39) S353P probably damaging Het
Fn1 C T 1: 71,647,072 (GRCm39) G1482R probably damaging Het
Fpr2 A G 17: 18,113,811 (GRCm39) K269R probably benign Het
Frk T G 10: 34,460,052 (GRCm39) L216V probably benign Het
Gan G A 8: 117,920,873 (GRCm39) V370M probably damaging Het
Grik1 A G 16: 87,803,337 (GRCm39) I285T probably benign Het
Hspa1a C T 17: 35,190,703 (GRCm39) V67M probably damaging Het
Kbtbd8 T A 6: 95,103,565 (GRCm39) Y405N probably damaging Het
Kif26a T A 12: 112,143,324 (GRCm39) S1193T probably benign Het
Kmt2e A G 5: 23,706,624 (GRCm39) N1396D probably benign Het
Lasp1 G A 11: 97,690,653 (GRCm39) V12M probably damaging Het
Lrrk1 G T 7: 65,944,651 (GRCm39) T653K possibly damaging Het
Meiob A G 17: 25,046,922 (GRCm39) Y182C probably benign Het
Myh6 T C 14: 55,194,412 (GRCm39) D739G probably benign Het
Ninl T C 2: 150,822,039 (GRCm39) D21G probably damaging Het
Or11g27 C T 14: 50,771,211 (GRCm39) T114I probably benign Het
Or9i16 C T 19: 13,865,070 (GRCm39) C168Y probably damaging Het
Pacsin2 A C 15: 83,263,256 (GRCm39) V125G probably damaging Het
Pfas G A 11: 68,879,112 (GRCm39) probably benign Het
Pla2g4f C T 2: 120,130,980 (GRCm39) R825Q probably benign Het
Prkd1 A T 12: 50,435,209 (GRCm39) V506E possibly damaging Het
Psmd2 A G 16: 20,474,392 (GRCm39) D316G probably benign Het
Ryr2 T A 13: 11,753,095 (GRCm39) D1742V possibly damaging Het
Szt2 G A 4: 118,235,466 (GRCm39) probably benign Het
Ugt8a T C 3: 125,708,631 (GRCm39) T160A possibly damaging Het
Xrcc6 A G 15: 81,913,772 (GRCm39) T378A probably benign Het
Other mutations in Kcnj4
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01070:Kcnj4 APN 15 79,368,780 (GRCm39) missense probably benign 0.01
IGL02263:Kcnj4 APN 15 79,369,988 (GRCm39) utr 5 prime probably benign
IGL02551:Kcnj4 APN 15 79,369,103 (GRCm39) missense probably benign 0.05
R1305:Kcnj4 UTSW 15 79,369,020 (GRCm39) missense probably damaging 1.00
R1464:Kcnj4 UTSW 15 79,369,605 (GRCm39) missense probably damaging 1.00
R1464:Kcnj4 UTSW 15 79,369,605 (GRCm39) missense probably damaging 1.00
R1475:Kcnj4 UTSW 15 79,368,831 (GRCm39) missense probably damaging 1.00
R1844:Kcnj4 UTSW 15 79,369,216 (GRCm39) missense probably damaging 1.00
R3907:Kcnj4 UTSW 15 79,369,946 (GRCm39) missense probably benign 0.01
R3908:Kcnj4 UTSW 15 79,369,946 (GRCm39) missense probably benign 0.01
R4396:Kcnj4 UTSW 15 79,368,874 (GRCm39) missense probably benign 0.06
R7598:Kcnj4 UTSW 15 79,369,965 (GRCm39) missense probably benign 0.00
R8059:Kcnj4 UTSW 15 79,369,003 (GRCm39) missense probably benign
R8371:Kcnj4 UTSW 15 79,369,342 (GRCm39) missense probably damaging 1.00
R8818:Kcnj4 UTSW 15 79,369,920 (GRCm39) missense probably damaging 1.00
R9664:Kcnj4 UTSW 15 79,369,220 (GRCm39) missense possibly damaging 0.95
X0062:Kcnj4 UTSW 15 79,369,891 (GRCm39) missense probably benign 0.06
Z1177:Kcnj4 UTSW 15 79,369,370 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TCCAGGTCACCATGGAAGAAG -3'
(R):5'- AGTCTTGAGGTCTCATGTAGGC -3'

Sequencing Primer
(F):5'- TCACCATGGAAGAAGGCAATGC -3'
(R):5'- AGGCTTTTCTGGTCCTGAGAGTC -3'
Posted On 2015-04-17