Incidental Mutation 'R6160:Kcnq4'
ID 489797
Institutional Source Beutler Lab
Gene Symbol Kcnq4
Ensembl Gene ENSMUSG00000028631
Gene Name potassium voltage-gated channel, subfamily Q, member 4
Synonyms
MMRRC Submission 044307-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.434) question?
Stock # R6160 (G1)
Quality Score 225.009
Status Validated
Chromosome 4
Chromosomal Location 120553331-120604687 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 120573756 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Histidine to Leucine at position 235 (H235L)
Ref Sequence ENSEMBL: ENSMUSP00000030376 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030376]
AlphaFold Q9JK97
Predicted Effect probably damaging
Transcript: ENSMUST00000030376
AA Change: H235L

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000030376
Gene: ENSMUSG00000028631
AA Change: H235L

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
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.2%
  • 20x: 94.8%
Validation Efficiency 94% (62/66)
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: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930433I11Rik T A 7: 40,642,950 (GRCm39) S297R possibly damaging Het
5530400C23Rik A G 6: 133,271,289 (GRCm39) E111G possibly damaging Het
8030423J24Rik T A 13: 71,032,029 (GRCm39) S34T unknown Het
Ace3 T A 11: 105,885,558 (GRCm39) W20R possibly damaging Het
Adgrf1 A G 17: 43,621,578 (GRCm39) E605G probably damaging Het
Arhgap44 G A 11: 65,053,375 (GRCm39) probably benign Het
Atm A C 9: 53,402,259 (GRCm39) H1404Q probably benign Het
AW209491 A G 13: 14,811,306 (GRCm39) E53G probably damaging Het
Bhmt1b G A 18: 87,775,245 (GRCm39) C256Y probably damaging Het
Cdt1 C T 8: 123,298,107 (GRCm39) T366I probably benign Het
Cerk A T 15: 86,026,974 (GRCm39) C179S probably benign Het
Cldn10 T C 14: 119,099,255 (GRCm39) V123A possibly damaging Het
Clip1 T C 5: 123,751,604 (GRCm39) K726E possibly damaging Het
Dcaf12 A T 4: 41,294,043 (GRCm39) Y365N probably damaging Het
Dennd6b A G 15: 89,073,024 (GRCm39) L171P probably damaging Het
Dip2c G A 13: 9,583,290 (GRCm39) V91I probably benign Het
Dlec1 A G 9: 118,972,387 (GRCm39) I1431V probably benign Het
Egln1 T C 8: 125,675,231 (GRCm39) D188G probably damaging Het
Enpp5 T A 17: 44,392,259 (GRCm39) N229K possibly damaging Het
Fmo1 T G 1: 162,663,867 (GRCm39) I221L probably benign Het
Fsip2 G A 2: 82,818,289 (GRCm39) W4674* probably null Het
Gm12185 G A 11: 48,799,255 (GRCm39) Q413* probably null Het
Gm7298 A T 6: 121,741,886 (GRCm39) H436L probably benign Het
Gucy2c G A 6: 136,717,684 (GRCm39) Q430* probably null Het
Hgd A G 16: 37,433,660 (GRCm39) H134R probably damaging Het
Hoxd8 A G 2: 74,536,343 (GRCm39) E151G probably damaging Het
Il15ra A G 2: 11,724,827 (GRCm39) D99G probably damaging Het
Ints4 T A 7: 97,158,790 (GRCm39) probably null Het
Itgb1 T A 8: 129,446,764 (GRCm39) F426L possibly damaging Het
Itpr1 A C 6: 108,495,716 (GRCm39) I2534L probably benign Het
Kcnt1 T A 2: 25,782,395 (GRCm39) I178N probably damaging Het
Kidins220 A G 12: 25,047,310 (GRCm39) D252G probably damaging Het
Krt23 A G 11: 99,376,544 (GRCm39) I204T probably damaging Het
Lipo4 A G 19: 33,480,693 (GRCm39) L225P probably damaging Het
Lrp3 T C 7: 34,903,548 (GRCm39) D245G possibly damaging Het
Mmp16 A G 4: 18,051,857 (GRCm39) D282G probably damaging Het
Myo1c A T 11: 75,541,568 (GRCm39) H18L probably benign Het
Myo1f C A 17: 33,823,318 (GRCm39) P981Q probably benign Het
Nle1 A T 11: 82,798,983 (GRCm39) F33I probably benign Het
Nlrp4e T G 7: 23,020,731 (GRCm39) M406R probably damaging Het
Obscn A T 11: 58,942,611 (GRCm39) V4857E probably damaging Het
Palb2 A T 7: 121,727,643 (GRCm39) probably null Het
Phospho1 A T 11: 95,721,450 (GRCm39) E22V probably damaging Het
Pom121l2 C T 13: 22,167,838 (GRCm39) S703L possibly damaging Het
Prex2 T C 1: 11,064,075 (GRCm39) L20P probably damaging Het
Psmb7 T C 2: 38,533,393 (GRCm39) T45A probably damaging Het
R3hdm2 T C 10: 127,320,376 (GRCm39) I532T probably damaging Het
Rcn1 T C 2: 105,222,362 (GRCm39) D208G probably damaging Het
Recql5 A G 11: 115,823,613 (GRCm39) probably null Het
Resf1 G A 6: 149,233,005 (GRCm39) probably null Het
Rfc4 A T 16: 22,933,433 (GRCm39) I242N probably damaging Het
Rims1 T C 1: 22,503,235 (GRCm39) Y650C probably damaging Het
Shc2 C T 10: 79,462,853 (GRCm39) probably null Het
Slc14a2 A T 18: 78,202,190 (GRCm39) probably null Het
Slc6a6 A T 6: 91,716,995 (GRCm39) probably null Het
Synj2 C A 17: 6,058,336 (GRCm39) H275N possibly damaging Het
T A T 17: 8,660,618 (GRCm39) T410S probably benign Het
Tars3 A G 7: 65,332,527 (GRCm39) I543V probably benign Het
Tbc1d8 T A 1: 39,411,484 (GRCm39) K1117N probably damaging Het
Tm7sf3 A T 6: 146,507,787 (GRCm39) L425* probably null Het
Trav14-3 A G 14: 54,000,978 (GRCm39) Y63C probably damaging Het
Tyro3 A C 2: 119,633,751 (GRCm39) D133A probably damaging Het
Vmn1r119 T G 7: 20,745,740 (GRCm39) H214P possibly damaging Het
Vmn2r120 G A 17: 57,816,418 (GRCm39) P646S probably benign Het
Zbtb7c A T 18: 76,278,904 (GRCm39) Y454F probably benign Het
Zmym2 T C 14: 57,187,766 (GRCm39) L1144P probably 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
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
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'- TCACACCCCAACTGTACTTG -3'
(R):5'- AACTTTGACACCCTGCCCTG -3'

Sequencing Primer
(F):5'- AACTGTACTTGCCCCACTGTATG -3'
(R):5'- GCCCTGCAGACTTCATCGTG -3'
Posted On 2017-10-10