Incidental Mutation 'R0552:Kcnh3'
ID 45255
Institutional Source Beutler Lab
Gene Symbol Kcnh3
Ensembl Gene ENSMUSG00000037579
Gene Name potassium voltage-gated channel, subfamily H (eag-related), member 3
Synonyms Melk2, C030044P22Rik, Elk2, ether a go-go like
MMRRC Submission 038744-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R0552 (G1)
Quality Score 225
Status Not validated
Chromosome 15
Chromosomal Location 99122742-99140698 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 99127337 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tryptophan to Arginine at position 378 (W378R)
Ref Sequence ENSEMBL: ENSMUSP00000040548 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000041415]
AlphaFold Q9WVJ0
Predicted Effect probably damaging
Transcript: ENSMUST00000041415
AA Change: W378R

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000040548
Gene: ENSMUSG00000037579
AA Change: W378R

DomainStartEndE-ValueType
PAS 20 88 3.94e0 SMART
PAC 94 136 9.92e-6 SMART
low complexity region 148 159 N/A INTRINSIC
Pfam:Ion_trans 224 523 3.8e-34 PFAM
Pfam:Ion_trans_2 453 517 1e-12 PFAM
cNMP 593 708 2.04e-16 SMART
low complexity region 781 800 N/A INTRINSIC
low complexity region 857 872 N/A INTRINSIC
coiled coil region 886 918 N/A INTRINSIC
low complexity region 977 993 N/A INTRINSIC
low complexity region 1022 1035 N/A INTRINSIC
low complexity region 1054 1062 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000228983
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 96.8%
  • 20x: 94.1%
Validation Efficiency
MGI Phenotype FUNCTION: The protein encoded by this gene is a voltage-gated potassium channel alpha subunit predominantly expressed in the forebrain. An increase in cognitive function was observed when this gene was knocked out, while deletion of the gene resulted in hippocampal hyperexcitability and epilepsy. [provided by RefSeq, Sep 2015]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit abnormal long term object recognition memory, spatial reference memory, spatial working memory, and long term potentiation. Mice homozygous for a different knock-out allele exhibit neuron hyperexcitability and seizures. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 40 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam9 A T 8: 25,453,026 (GRCm39) N760K probably benign Het
Ahcyl T A 16: 45,974,955 (GRCm39) T141S probably benign Het
Akr1b10 A G 6: 34,369,920 (GRCm39) T216A possibly damaging Het
Arsj A G 3: 126,232,993 (GRCm39) R580G probably benign Het
C9 A T 15: 6,474,918 (GRCm39) I26F probably damaging Het
Cacna2d1 A G 5: 16,533,041 (GRCm39) E578G probably damaging Het
Clca4b C T 3: 144,622,536 (GRCm39) V510I probably benign Het
Dab2 C T 15: 6,464,895 (GRCm39) T561I possibly damaging Het
Golga5 A T 12: 102,450,752 (GRCm39) E12D possibly damaging Het
Hsd17b12 A T 2: 93,874,280 (GRCm39) F208I probably damaging Het
Inf2 A G 12: 112,579,008 (GRCm39) probably benign Het
Klhdc8b G C 9: 108,326,422 (GRCm39) R158G possibly damaging Het
Klhl41 G A 2: 69,500,554 (GRCm39) R5Q probably benign Het
Lcn3 T C 2: 25,656,421 (GRCm39) probably null Het
Mppe1 A G 18: 67,370,419 (GRCm39) probably null Het
Muc20 G A 16: 32,614,300 (GRCm39) A359V probably damaging Het
Myh14 T C 7: 44,263,105 (GRCm39) D1765G probably damaging Het
Or10j2 T C 1: 173,098,372 (GRCm39) M210T probably benign Het
Or4c10b C T 2: 89,711,235 (GRCm39) Q22* probably null Het
Or5p58 A G 7: 107,693,985 (GRCm39) M264T probably benign Het
Pbrm1 T A 14: 30,757,916 (GRCm39) L182Q probably damaging Het
Pde8a A G 7: 80,967,095 (GRCm39) N412S probably benign Het
Phyh A G 2: 4,940,912 (GRCm39) T271A probably damaging Het
Pkhd1l1 T C 15: 44,352,942 (GRCm39) S258P probably damaging Het
Ptpro T A 6: 137,420,592 (GRCm39) V1007D probably damaging Het
Pyroxd1 A G 6: 142,291,463 (GRCm39) E2G probably benign Het
Ralgapa1 G T 12: 55,723,550 (GRCm39) Q2115K probably benign Het
Rufy3 A G 5: 88,732,129 (GRCm39) E44G possibly damaging Het
Slit2 A T 5: 48,395,721 (GRCm39) N712I probably damaging Het
Sptbn1 A G 11: 30,095,985 (GRCm39) M303T possibly damaging Het
Ssbp4 A G 8: 71,052,509 (GRCm39) I154T probably benign Het
Syne2 A G 12: 75,977,778 (GRCm39) K1409E probably benign Het
Tfap2b T C 1: 19,304,449 (GRCm39) Y420H probably damaging Het
Tlr5 A G 1: 182,803,261 (GRCm39) probably null Het
Tmprss15 C T 16: 78,821,637 (GRCm39) probably null Het
Tns1 A T 1: 73,959,722 (GRCm39) I418N probably damaging Het
Txlna A T 4: 129,522,984 (GRCm39) V452D probably benign Het
Wdr17 C T 8: 55,146,131 (GRCm39) A90T possibly damaging Het
Zfp563 A T 17: 33,323,659 (GRCm39) S85C possibly damaging Het
Zfp764l1 A T 7: 126,991,504 (GRCm39) I161N possibly damaging Het
Other mutations in Kcnh3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00155:Kcnh3 APN 15 99,140,354 (GRCm39) missense possibly damaging 0.85
IGL00911:Kcnh3 APN 15 99,130,882 (GRCm39) nonsense probably null
IGL01099:Kcnh3 APN 15 99,137,617 (GRCm39) missense probably benign 0.02
IGL01350:Kcnh3 APN 15 99,139,873 (GRCm39) missense probably benign
IGL01375:Kcnh3 APN 15 99,124,874 (GRCm39) nonsense probably null
IGL01611:Kcnh3 APN 15 99,127,383 (GRCm39) missense probably benign 0.04
IGL01920:Kcnh3 APN 15 99,131,258 (GRCm39) missense probably benign 0.16
IGL02282:Kcnh3 APN 15 99,125,924 (GRCm39) critical splice donor site probably null
IGL02581:Kcnh3 APN 15 99,136,052 (GRCm39) missense possibly damaging 0.72
IGL02889:Kcnh3 APN 15 99,124,991 (GRCm39) missense probably null 0.82
R0427:Kcnh3 UTSW 15 99,131,180 (GRCm39) missense probably benign 0.22
R0532:Kcnh3 UTSW 15 99,130,844 (GRCm39) missense probably damaging 1.00
R0538:Kcnh3 UTSW 15 99,138,839 (GRCm39) missense probably benign 0.00
R1235:Kcnh3 UTSW 15 99,139,984 (GRCm39) splice site probably null
R1290:Kcnh3 UTSW 15 99,125,001 (GRCm39) splice site probably null
R1499:Kcnh3 UTSW 15 99,137,796 (GRCm39) missense probably benign 0.00
R1517:Kcnh3 UTSW 15 99,136,090 (GRCm39) missense probably damaging 1.00
R1706:Kcnh3 UTSW 15 99,135,959 (GRCm39) missense possibly damaging 0.86
R1973:Kcnh3 UTSW 15 99,127,281 (GRCm39) missense probably damaging 1.00
R2285:Kcnh3 UTSW 15 99,139,873 (GRCm39) missense probably benign
R3196:Kcnh3 UTSW 15 99,131,862 (GRCm39) missense probably damaging 1.00
R3716:Kcnh3 UTSW 15 99,130,646 (GRCm39) missense possibly damaging 0.52
R4619:Kcnh3 UTSW 15 99,131,982 (GRCm39) missense probably damaging 1.00
R4620:Kcnh3 UTSW 15 99,131,982 (GRCm39) missense probably damaging 1.00
R4624:Kcnh3 UTSW 15 99,124,253 (GRCm39) missense probably damaging 1.00
R4701:Kcnh3 UTSW 15 99,139,826 (GRCm39) missense probably benign
R4853:Kcnh3 UTSW 15 99,139,970 (GRCm39) missense possibly damaging 0.56
R4869:Kcnh3 UTSW 15 99,139,913 (GRCm39) missense probably benign 0.06
R4991:Kcnh3 UTSW 15 99,130,637 (GRCm39) missense probably benign 0.00
R5004:Kcnh3 UTSW 15 99,124,383 (GRCm39) nonsense probably null
R5296:Kcnh3 UTSW 15 99,139,820 (GRCm39) missense probably null 0.92
R5317:Kcnh3 UTSW 15 99,125,822 (GRCm39) missense probably benign
R5338:Kcnh3 UTSW 15 99,140,275 (GRCm39) nonsense probably null
R5658:Kcnh3 UTSW 15 99,139,957 (GRCm39) missense possibly damaging 0.77
R5794:Kcnh3 UTSW 15 99,130,855 (GRCm39) missense probably benign 0.01
R5934:Kcnh3 UTSW 15 99,124,414 (GRCm39) missense possibly damaging 0.46
R6303:Kcnh3 UTSW 15 99,124,919 (GRCm39) missense probably benign 0.37
R6304:Kcnh3 UTSW 15 99,124,919 (GRCm39) missense probably benign 0.37
R6385:Kcnh3 UTSW 15 99,125,822 (GRCm39) missense probably benign
R6466:Kcnh3 UTSW 15 99,136,124 (GRCm39) missense probably damaging 1.00
R6640:Kcnh3 UTSW 15 99,139,649 (GRCm39) missense probably benign 0.08
R6879:Kcnh3 UTSW 15 99,136,048 (GRCm39) missense probably damaging 1.00
R6984:Kcnh3 UTSW 15 99,126,433 (GRCm39) missense probably benign 0.00
R7770:Kcnh3 UTSW 15 99,131,147 (GRCm39) missense probably damaging 1.00
R8354:Kcnh3 UTSW 15 99,127,211 (GRCm39) missense probably damaging 1.00
R8427:Kcnh3 UTSW 15 99,124,934 (GRCm39) missense probably benign 0.00
R8486:Kcnh3 UTSW 15 99,136,091 (GRCm39) missense probably damaging 1.00
R9080:Kcnh3 UTSW 15 99,139,667 (GRCm39) missense probably damaging 1.00
R9339:Kcnh3 UTSW 15 99,130,786 (GRCm39) missense probably damaging 1.00
RF006:Kcnh3 UTSW 15 99,137,809 (GRCm39) critical splice donor site probably null
X0028:Kcnh3 UTSW 15 99,139,981 (GRCm39) missense probably benign 0.01
Predicted Primers PCR Primer
(F):5'- ATAGCAGCACTGCCCTTTGACC -3'
(R):5'- CTTTATAGGAAACCACGAGGCCAGC -3'

Sequencing Primer
(F):5'- ATGCCTTCAAGGTCAACGTG -3'
(R):5'- GAGGCCAGCAGATCCTTAC -3'
Posted On 2013-06-11