Incidental Mutation 'R5517:Kcnq4'
ID 431336
Institutional Source Beutler Lab
Gene Symbol Kcnq4
Ensembl Gene ENSMUSG00000028631
Gene Name potassium voltage-gated channel, subfamily Q, member 4
Synonyms
MMRRC Submission 043076-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.434) question?
Stock # R5517 (G1)
Quality Score 120
Status Validated
Chromosome 4
Chromosomal Location 120553331-120604687 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 120573006 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Serine at position 265 (N265S)
Ref Sequence ENSEMBL: ENSMUSP00000030376 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030376]
AlphaFold Q9JK97
Predicted Effect possibly damaging
Transcript: ENSMUST00000030376
AA Change: N265S

PolyPhen 2 Score 0.660 (Sensitivity: 0.86; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000030376
Gene: ENSMUSG00000028631
AA Change: N265S

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 0.2466 question?
Coding Region Coverage
  • 1x: 98.5%
  • 3x: 97.4%
  • 10x: 95.2%
  • 20x: 90.5%
Validation Efficiency 99% (67/68)
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: 54 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcf1 C T 17: 36,269,233 (GRCm39) R675K possibly damaging Het
Aire A T 10: 77,875,525 (GRCm39) S282T probably benign Het
Ak9 A G 10: 41,216,887 (GRCm39) E283G probably benign Het
Akap9 T A 5: 4,051,665 (GRCm39) D1477E possibly damaging Het
Ap2a1 T C 7: 44,556,405 (GRCm39) D273G possibly damaging Het
Apob T C 12: 8,040,906 (GRCm39) L664P probably damaging Het
Arhgap35 A T 7: 16,297,414 (GRCm39) F550L probably damaging Het
Armc2 T C 10: 41,839,846 (GRCm39) E373G probably benign Het
Atp8b2 C A 3: 89,853,338 (GRCm39) A726S probably benign Het
C030048H21Rik T A 2: 26,145,899 (GRCm39) Q87L probably damaging Het
Cd244a T A 1: 171,405,542 (GRCm39) probably benign Het
Cdk10 T A 8: 123,957,326 (GRCm39) probably null Het
Cenpe C A 3: 134,929,026 (GRCm39) P310Q probably damaging Het
Chuk T A 19: 44,085,972 (GRCm39) probably null Het
Crebl2 T C 6: 134,828,139 (GRCm39) S104P probably benign Het
Ddo A G 10: 40,523,726 (GRCm39) K239E probably benign Het
Defb5 A G 8: 19,300,868 (GRCm39) probably null Het
Dhx35 T A 2: 158,676,832 (GRCm39) M422K probably damaging Het
Fchsd1 C T 18: 38,092,926 (GRCm39) probably benign Het
Gatm G A 2: 122,426,024 (GRCm39) T409I probably damaging Het
Gdpd1 A T 11: 86,950,332 (GRCm39) D80E probably damaging Het
Gspt1 C A 16: 11,071,843 (GRCm39) G7C unknown Het
Hells G A 19: 38,943,244 (GRCm39) S516N probably benign Het
Ints1 A G 5: 139,738,542 (GRCm39) S2069P possibly damaging Het
Kank4 G A 4: 98,663,118 (GRCm39) T690M probably damaging Het
Kif5b C A 18: 6,220,954 (GRCm39) A385S probably benign Het
Map2 T C 1: 66,454,415 (GRCm39) S1102P probably benign Het
Mcm7 A G 5: 138,163,133 (GRCm39) S340P possibly damaging Het
Mcrs1 C T 15: 99,144,876 (GRCm39) R246H possibly damaging Het
Myo16 T A 8: 10,610,226 (GRCm39) M1189K probably benign Het
Or4d2 A T 11: 87,783,892 (GRCm39) I286N probably damaging Het
Or4k52 G T 2: 111,610,804 (GRCm39) M46I probably benign Het
Or7g29 G A 9: 19,287,063 (GRCm39) T38I probably damaging Het
Otog A G 7: 45,923,995 (GRCm39) N1118S probably damaging Het
Pakap T C 4: 57,855,987 (GRCm39) Y439H probably damaging Het
Pcdhb7 G T 18: 37,474,846 (GRCm39) probably benign Het
Picalm C T 7: 89,819,806 (GRCm39) T189I possibly damaging Het
Ptx4 T A 17: 25,343,760 (GRCm39) S337T possibly damaging Het
Rad51ap2 C T 12: 11,508,313 (GRCm39) S745L probably benign Het
Rspry1 G A 8: 95,363,388 (GRCm39) probably null Het
Scn5a T G 9: 119,324,779 (GRCm39) I1350L probably damaging Het
Sgk2 T C 2: 162,839,755 (GRCm39) L121P probably damaging Het
Slc17a1 A T 13: 24,056,575 (GRCm39) probably benign Het
Slc6a12 A G 6: 121,331,298 (GRCm39) N183S probably benign Het
Smg9 C A 7: 24,114,338 (GRCm39) probably benign Het
Spred1 G A 2: 117,008,195 (GRCm39) S367N probably damaging Het
Srpra T C 9: 35,122,646 (GRCm39) V21A probably benign Het
Taar2 A T 10: 23,816,627 (GRCm39) I56F possibly damaging Het
Taf1a T G 1: 183,177,323 (GRCm39) L67R probably damaging Het
Tbc1d10b C A 7: 126,797,779 (GRCm39) R787S possibly damaging Het
Topbp1 T A 9: 103,213,313 (GRCm39) N1044K probably benign Het
Usp24 A G 4: 106,232,871 (GRCm39) T886A probably benign Het
Vmn2r26 A G 6: 124,027,676 (GRCm39) D472G probably damaging Het
Zyg11a T C 4: 108,061,943 (GRCm39) N286S possibly damaging 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
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
R6141:Kcnq4 UTSW 4 120,573,066 (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'- CCTTAGTGTGAAGAGACAAGGAC -3'
(R):5'- CATGATTAAGGGCAGGCCTGG -3'
Posted On 2016-10-05