Incidental Mutation 'IGL01373:Kcnq4'
ID 84080
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Kcnq4
Ensembl Gene ENSMUSG00000028631
Gene Name potassium voltage-gated channel, subfamily Q, member 4
Synonyms
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.395) question?
Stock # IGL01373
Quality Score
Status
Chromosome 4
Chromosomal Location 120553331-120604687 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 120574229 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 143 (V143A)
Ref Sequence ENSEMBL: ENSMUSP00000030376 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030376]
AlphaFold Q9JK97
Predicted Effect probably damaging
Transcript: ENSMUST00000030376
AA Change: V143A

PolyPhen 2 Score 0.996 (Sensitivity: 0.55; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000030376
Gene: ENSMUSG00000028631
AA Change: V143A

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
Validation Efficiency
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: 42 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acsm4 C T 7: 119,310,642 (GRCm39) R510* probably null Het
Adamts12 A T 15: 11,310,816 (GRCm39) E1024D probably benign Het
Aff2 T A X: 68,911,335 (GRCm39) D1239E possibly damaging Het
Agps T C 2: 75,683,128 (GRCm39) V151A probably benign Het
Cables1 A T 18: 12,021,821 (GRCm39) R276S probably damaging Het
Cep72 A G 13: 74,207,578 (GRCm39) S64P probably damaging Het
Cmah A T 13: 24,614,532 (GRCm39) D159V probably damaging Het
Cox6a1 C A 5: 115,483,898 (GRCm39) probably benign Het
Cpxm1 T C 2: 130,236,055 (GRCm39) E369G probably damaging Het
Dnah6 A G 6: 73,051,731 (GRCm39) L3021P probably benign Het
Esyt1 T C 10: 128,354,810 (GRCm39) E530G possibly damaging Het
Fancd2 A G 6: 113,530,713 (GRCm39) I449V probably benign Het
Fbxw24 C T 9: 109,452,701 (GRCm39) G98D probably damaging Het
Folh1 T C 7: 86,395,350 (GRCm39) I361V probably benign Het
Gpr19 T A 6: 134,847,284 (GRCm39) H41L possibly damaging Het
Larp7-ps A G 4: 92,079,862 (GRCm39) V42A probably damaging Het
Lmcd1 A G 6: 112,287,586 (GRCm39) I91V probably benign Het
Lpin3 G T 2: 160,745,649 (GRCm39) D651Y probably damaging Het
Ms4a6b A T 19: 11,506,871 (GRCm39) H220L possibly damaging Het
Mxd4 G A 5: 34,341,690 (GRCm39) probably benign Het
Nxnl2 T C 13: 51,325,488 (GRCm39) F44L probably damaging Het
Or11g2 T A 14: 50,856,069 (GRCm39) I130N probably damaging Het
Or2ag16 T C 7: 106,351,653 (GRCm39) probably benign Het
Pcdhb20 A T 18: 37,639,621 (GRCm39) R716W probably benign Het
Pcx T A 19: 4,670,263 (GRCm39) probably null Het
Plekhf1 T C 7: 37,921,221 (GRCm39) T116A probably benign Het
Psmb2 G T 4: 126,580,885 (GRCm39) R93L probably damaging Het
Pstpip2 T A 18: 77,922,916 (GRCm39) L42* probably null Het
Ptpn22 A T 3: 103,793,520 (GRCm39) D557V probably damaging Het
Rbbp5 G A 1: 132,420,339 (GRCm39) V191I probably benign Het
Rgs1 T A 1: 144,121,116 (GRCm39) D185V probably damaging Het
Selenoh A G 2: 84,500,938 (GRCm39) probably benign Het
Slc6a5 C T 7: 49,567,481 (GRCm39) P312S probably benign Het
Snapc1 T A 12: 74,011,454 (GRCm39) M40K probably benign Het
Sptbn2 T G 19: 4,796,000 (GRCm39) Y1726* probably null Het
Syne2 T C 12: 76,033,881 (GRCm39) I3710T probably damaging Het
Tdrd9 G A 12: 112,006,868 (GRCm39) V911M probably damaging Het
Tex9 A T 9: 72,388,036 (GRCm39) D134E possibly damaging Het
Ttc41 G T 10: 86,611,821 (GRCm39) C1063F possibly damaging Het
Usp38 C A 8: 81,716,647 (GRCm39) A496S possibly damaging Het
Vmn2r13 T A 5: 109,304,568 (GRCm39) Y621F probably damaging Het
Vmn2r67 T A 7: 84,785,834 (GRCm39) M724L 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
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
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
Posted On 2013-11-11