Incidental Mutation 'R5750:Kcnq4'
ID 445959
Institutional Source Beutler Lab
Gene Symbol Kcnq4
Ensembl Gene ENSMUSG00000028631
Gene Name potassium voltage-gated channel, subfamily Q, member 4
Synonyms
MMRRC Submission 043356-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.434) question?
Stock # R5750 (G1)
Quality Score 225
Status Validated
Chromosome 4
Chromosomal Location 120553331-120604687 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to C at 120572246 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Glycine at position 327 (V327G)
Ref Sequence ENSEMBL: ENSMUSP00000030376 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030376]
AlphaFold Q9JK97
Predicted Effect probably damaging
Transcript: ENSMUST00000030376
AA Change: V327G

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000030376
Gene: ENSMUSG00000028631
AA Change: V327G

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 0.9346 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.9%
Validation Efficiency 100% (55/55)
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
Agmat G A 4: 141,476,998 (GRCm39) V135I probably benign Het
Agr3 T C 12: 35,996,941 (GRCm39) Y72H probably benign Het
Ankhd1 T A 18: 36,757,955 (GRCm39) M883K probably benign Het
Cpeb1 A T 7: 81,086,099 (GRCm39) D9E probably benign Het
Creb3l1 C T 2: 91,816,608 (GRCm39) V386M possibly damaging Het
Dnlz C T 2: 26,241,423 (GRCm39) V102M probably damaging Het
Esp4 C T 17: 40,913,286 (GRCm39) T51M probably benign Het
Fap C A 2: 62,359,058 (GRCm39) C443F probably damaging Het
Fbxo17 G A 7: 28,436,897 (GRCm39) R284H probably damaging Het
Fpr1 T A 17: 18,097,525 (GRCm39) I155F probably benign Het
Fshr T A 17: 89,293,669 (GRCm39) L336F probably benign Het
Gna15 G A 10: 81,345,230 (GRCm39) Q212* probably null Het
Hk1 A G 10: 62,110,245 (GRCm39) F785L possibly damaging Het
Ints8 T A 4: 11,241,654 (GRCm39) Q263L possibly damaging Het
Itgax T C 7: 127,743,878 (GRCm39) F880L probably benign Het
Kdm4a A G 4: 117,999,396 (GRCm39) probably benign Het
Leng8 C T 7: 4,145,119 (GRCm39) S173L probably benign Het
Lrrc37a C T 11: 103,348,923 (GRCm39) D2591N unknown Het
Macrod2 T A 2: 141,357,240 (GRCm39) S179T probably benign Het
Map4k2 T A 19: 6,401,367 (GRCm39) S612R probably benign Het
Mast2 A G 4: 116,166,086 (GRCm39) probably benign Het
Micall2 C T 5: 139,701,456 (GRCm39) probably null Het
Miga2 T A 2: 30,261,577 (GRCm39) W191R probably damaging Het
Mterf1b T C 5: 4,246,683 (GRCm39) I108T probably damaging Het
Myh2 A G 11: 67,082,254 (GRCm39) I1319V probably benign Het
Nalcn T C 14: 123,809,450 (GRCm39) E234G probably benign Het
Ncoa4 T A 14: 31,899,264 (GRCm39) C602* probably null Het
Ntrk2 C A 13: 58,956,736 (GRCm39) P65Q probably benign Het
Or52z15 G A 7: 103,332,362 (GRCm39) V136I possibly damaging Het
Or6c215 C T 10: 129,637,489 (GRCm39) V302M probably benign Het
P3h1 A T 4: 119,095,863 (GRCm39) I324F probably damaging Het
Peli2 G T 14: 48,493,632 (GRCm39) V285L possibly damaging Het
Qser1 A G 2: 104,619,268 (GRCm39) S515P probably damaging Het
Rnf31 C T 14: 55,836,143 (GRCm39) R721C probably damaging Het
Rps5 A G 7: 12,659,334 (GRCm39) K42E probably damaging Het
Rufy4 A T 1: 74,172,068 (GRCm39) T264S probably benign Het
Shq1 A T 6: 100,588,775 (GRCm39) V259D possibly damaging Het
Slc22a3 T C 17: 12,652,395 (GRCm39) I410V probably benign Het
Stx5a T C 19: 8,732,501 (GRCm39) probably benign Het
Syne1 G T 10: 5,289,209 (GRCm39) H1430Q probably benign Het
Tasor2 G A 13: 3,623,642 (GRCm39) Q1421* probably null Het
Tmem126b A C 7: 90,118,865 (GRCm39) V141G probably damaging Het
Trim52 C A 14: 106,344,932 (GRCm39) Q197K probably benign Het
Tshz1 A G 18: 84,032,086 (GRCm39) L774P possibly damaging Het
Ttn T C 2: 76,602,031 (GRCm39) S10217G possibly damaging Het
Unc45a A G 7: 79,984,571 (GRCm39) V228A probably benign Het
Unc93a2 C T 17: 7,637,130 (GRCm39) V133I probably benign Het
Vwa2 G T 19: 56,897,663 (GRCm39) G656V probably benign Het
Xpo5 T C 17: 46,529,556 (GRCm39) probably null Het
Zeb2 T A 2: 44,887,530 (GRCm39) Q494L 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
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'- TGCAGTCAACATCCCAGCTC -3'
(R):5'- GGTGACAAGACGCCACATAC -3'

Sequencing Primer
(F):5'- TCTATAATGTGGCAGGTACACCGC -3'
(R):5'- CACATACATGGCTGGGCAG -3'
Posted On 2016-11-21