Incidental Mutation 'R6141:Kcnq4'
ID 488569
Institutional Source Beutler Lab
Gene Symbol Kcnq4
Ensembl Gene ENSMUSG00000028631
Gene Name potassium voltage-gated channel, subfamily Q, member 4
Synonyms
MMRRC Submission 044288-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.434) question?
Stock # R6141 (G1)
Quality Score 183.009
Status Validated
Chromosome 4
Chromosomal Location 120553331-120604687 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 120573066 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Asparagine at position 245 (I245N)
Ref Sequence ENSEMBL: ENSMUSP00000030376 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030376]
AlphaFold Q9JK97
Predicted Effect probably damaging
Transcript: ENSMUST00000030376
AA Change: I245N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000030376
Gene: ENSMUSG00000028631
AA Change: I245N

DomainStartEndE-ValueType
low complexity region 4 21 N/A INTRINSIC
low complexity region 36 77 N/A INTRINSIC
Pfam:Ion_trans 99 331 1.2e-28 PFAM
Pfam:Ion_trans_2 244 324 5.4e-16 PFAM
Pfam:KCNQ_channel 465 655 1.6e-93 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000129478
Meta Mutation Damage Score 0.9634 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.3%
  • 20x: 95.2%
Validation Efficiency 100% (51/51)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene forms a potassium channel that is thought to play a critical role in the regulation of neuronal excitability, particularly in sensory cells of the cochlea. The current generated by this channel is inhibited by M1 muscarinic acetylcholine receptors and activated by retigabine, a novel anti-convulsant drug. The encoded protein can form a homomultimeric potassium channel or possibly a heteromultimeric channel in association with the protein encoded by the KCNQ3 gene. Defects in this gene are a cause of nonsyndromic sensorineural deafness type 2 (DFNA2), an autosomal dominant form of progressive hearing loss. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice that are either homozygous for a knock-out allele or homozygous for a dominant negative knock-in allele exhibit a slowly progressive hearing loss due to chronic depolarization and subsequent degeneration of cochlear outer hair cells. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 50 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4933421I07Rik A T 7: 42,097,483 (GRCm39) C4S probably damaging Het
Abhd5 A T 9: 122,206,998 (GRCm39) T95S probably benign Het
Ambra1 A T 2: 91,706,099 (GRCm39) N795Y probably damaging Het
Brca2 A G 5: 150,464,102 (GRCm39) N1289D possibly damaging Het
Cavin2 T C 1: 51,340,097 (GRCm39) L258P probably damaging Het
Ccdc110 A G 8: 46,394,807 (GRCm39) T233A possibly damaging Het
Ccdc14 T A 16: 34,526,932 (GRCm39) I279N probably damaging Het
Cntn5 A T 9: 10,144,162 (GRCm39) L169Q probably benign Het
Dbf4 T C 5: 8,458,545 (GRCm39) S157G possibly damaging Het
Defb22 A T 2: 152,327,722 (GRCm39) N154K unknown Het
Eepd1 T A 9: 25,394,280 (GRCm39) D181E probably benign Het
Etfa T C 9: 55,372,103 (GRCm39) H286R probably damaging Het
Gm44419 T A 6: 65,127,940 (GRCm39) noncoding transcript Het
Gpatch4 C T 3: 87,962,047 (GRCm39) R155* probably null Het
Grik1 T G 16: 87,693,760 (GRCm39) R862S probably benign Het
Hectd1 A C 12: 51,792,875 (GRCm39) probably null Het
Ift122 T C 6: 115,892,972 (GRCm39) W919R probably damaging Het
Iqgap2 A T 13: 95,858,194 (GRCm39) probably null Het
Map3k3 G T 11: 105,987,874 (GRCm39) R21L probably benign Het
Mllt10 T C 2: 18,215,604 (GRCm39) V1063A probably damaging Het
Msr1 A T 8: 40,084,360 (GRCm39) V65E probably damaging Het
Myom2 A T 8: 15,113,903 (GRCm39) D17V probably damaging Het
Naaladl1 T A 19: 6,159,785 (GRCm39) probably null Het
Naip6 T C 13: 100,444,741 (GRCm39) Y239C possibly damaging Het
Nckap1 C A 2: 80,360,551 (GRCm39) D533Y probably damaging Het
Ndufs2 T C 1: 171,064,185 (GRCm39) E375G probably damaging Het
Nsd1 T C 13: 55,439,097 (GRCm39) V1605A probably damaging Het
Or4k42 A G 2: 111,320,464 (GRCm39) I13T probably benign Het
Or52ae9 C A 7: 103,389,994 (GRCm39) R151L probably damaging Het
Or5ac17 T A 16: 59,036,916 (GRCm39) H20L probably benign Het
Or5b114-ps1 A T 19: 13,352,647 (GRCm39) Y107F probably benign Het
Or7e176 T A 9: 20,171,754 (GRCm39) M206K probably benign Het
Pcp2 G A 8: 3,673,543 (GRCm39) probably null Het
Pdgfra A G 5: 75,334,057 (GRCm39) S377G probably damaging Het
Reep5 A T 18: 34,505,511 (GRCm39) Y53* probably null Het
Ric1 T C 19: 29,572,842 (GRCm39) S761P probably damaging Het
Satb1 T C 17: 52,082,404 (GRCm39) T417A possibly damaging Het
Slc1a7 T A 4: 107,859,379 (GRCm39) M156K possibly damaging Het
Slc4a10 A G 2: 62,041,789 (GRCm39) E123G probably damaging Het
Slc66a1 A G 4: 139,027,556 (GRCm39) V262A probably benign Het
Snupn C A 9: 56,890,108 (GRCm39) Q310K possibly damaging Het
Stard13 A T 5: 150,965,707 (GRCm39) V916E probably damaging Het
Tlr1 T C 5: 65,082,556 (GRCm39) R674G possibly damaging Het
Tnfsf11 A G 14: 78,545,299 (GRCm39) Y11H probably damaging Het
Tnr T A 1: 159,714,692 (GRCm39) V857E probably benign Het
Tubgcp5 A G 7: 55,456,526 (GRCm39) I373V probably benign Het
Ush2a A T 1: 188,090,160 (GRCm39) R414S possibly damaging Het
Vmn2r100 T C 17: 19,742,576 (GRCm39) S317P probably benign Het
Wdr49 A T 3: 75,230,989 (GRCm39) F558I probably benign Het
Zfyve16 A G 13: 92,648,105 (GRCm39) I983T probably benign Het
Other mutations in Kcnq4
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00164:Kcnq4 APN 4 120,555,213 (GRCm39) nonsense probably null
IGL00225:Kcnq4 APN 4 120,555,213 (GRCm39) nonsense probably null
IGL00228:Kcnq4 APN 4 120,555,213 (GRCm39) nonsense probably null
IGL00310:Kcnq4 APN 4 120,555,213 (GRCm39) nonsense probably null
IGL00330:Kcnq4 APN 4 120,555,213 (GRCm39) nonsense probably null
IGL00333:Kcnq4 APN 4 120,555,213 (GRCm39) nonsense probably null
IGL00335:Kcnq4 APN 4 120,555,213 (GRCm39) nonsense probably null
IGL00336:Kcnq4 APN 4 120,555,213 (GRCm39) nonsense probably null
IGL01143:Kcnq4 APN 4 120,555,820 (GRCm39) missense probably damaging 1.00
IGL01373:Kcnq4 APN 4 120,574,229 (GRCm39) missense probably damaging 1.00
IGL02095:Kcnq4 APN 4 120,557,224 (GRCm39) splice site probably benign
IGL02335:Kcnq4 APN 4 120,573,051 (GRCm39) missense probably damaging 1.00
IGL03188:Kcnq4 APN 4 120,561,623 (GRCm39) missense possibly damaging 0.81
R0045:Kcnq4 UTSW 4 120,555,152 (GRCm39) missense probably damaging 0.99
R0045:Kcnq4 UTSW 4 120,555,152 (GRCm39) missense probably damaging 0.99
R0423:Kcnq4 UTSW 4 120,574,705 (GRCm39) missense probably damaging 1.00
R0483:Kcnq4 UTSW 4 120,573,798 (GRCm39) missense probably damaging 1.00
R0837:Kcnq4 UTSW 4 120,604,058 (GRCm39) missense probably benign 0.00
R1722:Kcnq4 UTSW 4 120,559,624 (GRCm39) missense probably benign 0.00
R1826:Kcnq4 UTSW 4 120,561,701 (GRCm39) missense probably benign 0.00
R2059:Kcnq4 UTSW 4 120,555,199 (GRCm39) missense probably benign 0.00
R4327:Kcnq4 UTSW 4 120,568,561 (GRCm39) missense probably benign 0.00
R4690:Kcnq4 UTSW 4 120,574,208 (GRCm39) missense probably damaging 0.99
R4706:Kcnq4 UTSW 4 120,561,683 (GRCm39) missense probably benign
R4729:Kcnq4 UTSW 4 120,570,271 (GRCm39) missense possibly damaging 0.47
R4806:Kcnq4 UTSW 4 120,570,291 (GRCm39) missense probably damaging 1.00
R4859:Kcnq4 UTSW 4 120,573,810 (GRCm39) missense probably damaging 1.00
R4885:Kcnq4 UTSW 4 120,570,260 (GRCm39) missense probably benign 0.01
R5073:Kcnq4 UTSW 4 120,574,714 (GRCm39) missense probably damaging 1.00
R5517:Kcnq4 UTSW 4 120,573,006 (GRCm39) missense possibly damaging 0.66
R5590:Kcnq4 UTSW 4 120,573,082 (GRCm39) missense probably damaging 0.98
R5653:Kcnq4 UTSW 4 120,559,608 (GRCm39) missense probably benign 0.00
R5750:Kcnq4 UTSW 4 120,572,246 (GRCm39) missense probably damaging 1.00
R6160:Kcnq4 UTSW 4 120,573,756 (GRCm39) missense probably damaging 1.00
R7087:Kcnq4 UTSW 4 120,561,596 (GRCm39) missense probably damaging 0.96
R7088:Kcnq4 UTSW 4 120,561,596 (GRCm39) missense probably damaging 0.96
R7143:Kcnq4 UTSW 4 120,568,436 (GRCm39) missense probably benign 0.05
R7225:Kcnq4 UTSW 4 120,604,111 (GRCm39) missense probably benign 0.03
R7479:Kcnq4 UTSW 4 120,573,022 (GRCm39) missense probably damaging 0.98
R7574:Kcnq4 UTSW 4 120,568,565 (GRCm39) missense probably benign
R7879:Kcnq4 UTSW 4 120,559,632 (GRCm39) missense probably benign 0.13
R7980:Kcnq4 UTSW 4 120,568,494 (GRCm39) missense probably benign 0.02
R9007:Kcnq4 UTSW 4 120,555,150 (GRCm39) missense probably benign 0.01
R9421:Kcnq4 UTSW 4 120,573,868 (GRCm39) missense possibly damaging 0.48
R9468:Kcnq4 UTSW 4 120,568,494 (GRCm39) missense probably benign 0.02
R9774:Kcnq4 UTSW 4 120,573,076 (GRCm39) missense probably damaging 0.99
X0020:Kcnq4 UTSW 4 120,572,524 (GRCm39) missense probably damaging 1.00
Z1176:Kcnq4 UTSW 4 120,555,694 (GRCm39) critical splice donor site probably null
Predicted Primers PCR Primer
(F):5'- ACAGCCTTAGTGTGAAGAGAC -3'
(R):5'- CTGCCATGATTAAGGGCAGG -3'

Sequencing Primer
(F):5'- CATCCTAGGAAGACAGAACCTGG -3'
(R):5'- CATGATTAAGGGCAGGCCTGG -3'
Posted On 2017-10-10