Incidental Mutation 'R4327:Kcnq4'
ID 324407
Institutional Source Beutler Lab
Gene Symbol Kcnq4
Ensembl Gene ENSMUSG00000028631
Gene Name potassium voltage-gated channel, subfamily Q, member 4
Synonyms
MMRRC Submission 041097-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.434) question?
Stock # R4327 (G1)
Quality Score 194
Status Validated
Chromosome 4
Chromosomal Location 120553331-120604687 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 120568561 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Glycine at position 385 (E385G)
Ref Sequence ENSEMBL: ENSMUSP00000030376 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030376]
AlphaFold Q9JK97
Predicted Effect probably benign
Transcript: ENSMUST00000030376
AA Change: E385G

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000030376
Gene: ENSMUSG00000028631
AA Change: E385G

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 0.0900 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.8%
  • 10x: 97.6%
  • 20x: 95.9%
Validation Efficiency 98% (64/65)
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: 57 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700019A02Rik T C 1: 53,221,664 (GRCm39) D55G possibly damaging Het
Alcam T C 16: 52,073,579 (GRCm39) N549S possibly damaging Het
Arap2 A T 5: 62,779,206 (GRCm39) H1461Q possibly damaging Het
Arhgef12 C A 9: 42,886,525 (GRCm39) E1152* probably null Het
Arrdc5 T C 17: 56,601,420 (GRCm39) E235G possibly damaging Het
Atp1a3 A G 7: 24,687,056 (GRCm39) probably benign Het
Bcl2l1 A G 2: 152,624,099 (GRCm39) V223A probably benign Het
C9orf72 T A 4: 35,225,985 (GRCm39) probably benign Het
Cela3b G T 4: 137,151,242 (GRCm39) A137E probably benign Het
Col13a1 T C 10: 61,699,758 (GRCm39) T476A unknown Het
Col16a1 T C 4: 129,988,344 (GRCm39) probably null Het
Ctcfl G A 2: 172,955,299 (GRCm39) probably benign Het
Cyp2j8 T A 4: 96,395,566 (GRCm39) T20S probably benign Het
Fastkd2 A G 1: 63,791,516 (GRCm39) K675E probably benign Het
Fsip2 A T 2: 82,817,403 (GRCm39) I4379F probably benign Het
Gm10722 T C 9: 3,000,937 (GRCm39) C6R probably benign Het
Hmgxb3 A T 18: 61,300,611 (GRCm39) M155K probably benign Het
Ip6k2 G A 9: 108,682,847 (GRCm39) R319Q probably benign Het
Kcnn1 A T 8: 71,305,307 (GRCm39) V301E probably damaging Het
Klhl28 G A 12: 64,996,952 (GRCm39) A463V probably damaging Het
Lhb A G 7: 45,070,383 (GRCm39) R3G possibly damaging Het
Lingo2 T A 4: 35,708,462 (GRCm39) D506V probably damaging Het
Macf1 C T 4: 123,276,005 (GRCm39) A4176T probably damaging Het
Marchf6 C T 15: 31,498,887 (GRCm39) E137K probably benign Het
Med12l T C 3: 59,172,688 (GRCm39) S1813P probably benign Het
Mpp3 T C 11: 101,914,337 (GRCm39) probably benign Het
Muc2 A C 7: 141,281,577 (GRCm39) S479R probably damaging Het
Or11g27 T A 14: 50,770,971 (GRCm39) I34N probably benign Het
Or12e10 G T 2: 87,640,496 (GRCm39) V111L probably benign Het
Or2t1 T A 14: 14,328,193 (GRCm38) F27L probably damaging Het
Or52n1 G A 7: 104,382,833 (GRCm39) T246I probably damaging Het
Pafah1b1 T C 11: 74,573,066 (GRCm39) T333A probably benign Het
Palm G A 10: 79,643,520 (GRCm39) G83S probably benign Het
Pcdhb9 A T 18: 37,534,875 (GRCm39) S290C probably benign Het
Pcdhb9 G T 18: 37,534,876 (GRCm39) S290I probably benign Het
Pdgfrb A T 18: 61,204,792 (GRCm39) I551F possibly damaging Het
Pex26 A T 6: 121,164,373 (GRCm39) E172V probably damaging Het
Pitrm1 A G 13: 6,629,809 (GRCm39) probably benign Het
Ptprs C A 17: 56,754,468 (GRCm39) A191S possibly damaging Het
Rdm1 T A 11: 101,521,734 (GRCm39) V92E probably damaging Het
Scn7a A G 2: 66,567,815 (GRCm39) F260L probably damaging Het
Serpinb3a T A 1: 106,979,500 (GRCm39) M1L probably damaging Het
Sh3d19 T C 3: 86,031,020 (GRCm39) I728T probably benign Het
Sin3a T C 9: 57,002,642 (GRCm39) L178P probably damaging Het
Slc13a1 A G 6: 24,103,478 (GRCm39) V355A probably benign Het
St7 G A 6: 17,819,287 (GRCm39) V64M probably damaging Het
Tcf25 T A 8: 124,127,882 (GRCm39) L622* probably null Het
Tiam1 A G 16: 89,652,779 (GRCm39) V781A possibly damaging Het
Tigd2 C A 6: 59,187,562 (GRCm39) T143K probably benign Het
Tmem107 G T 11: 68,962,301 (GRCm39) probably null Het
Tmem161b G A 13: 84,399,359 (GRCm39) G5D probably damaging Het
Tonsl G A 15: 76,523,916 (GRCm39) A28V probably benign Het
Treml4 T C 17: 48,581,417 (GRCm39) Y222H probably damaging Het
Trp53bp1 A T 2: 121,087,131 (GRCm39) V175D probably damaging Het
Zfp184 T C 13: 22,144,072 (GRCm39) Y593H probably damaging Het
Zfp286 A G 11: 62,670,844 (GRCm39) C410R probably damaging Het
Zfp934 T G 13: 62,665,373 (GRCm39) N312H 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
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
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'- ACCTGTCTGGCCATCTGATG -3'
(R):5'- TCTTCAGCGAGGGAGAAAGC -3'

Sequencing Primer
(F):5'- GTCTGGCCATCTGATGACAAC -3'
(R):5'- GGGAGAAAGCTAGTCTCTCCAC -3'
Posted On 2015-06-24