Incidental Mutation 'R6304:Kcnh3'
ID 509216
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 044380-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6304 (G1)
Quality Score 225.009
Status Not validated
Chromosome 15
Chromosomal Location 99122742-99140698 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 99124919 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 123 (V123A)
Ref Sequence ENSEMBL: ENSMUSP00000040548 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000041415]
AlphaFold Q9WVJ0
Predicted Effect probably benign
Transcript: ENSMUST00000041415
AA Change: V123A

PolyPhen 2 Score 0.374 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000040548
Gene: ENSMUSG00000037579
AA Change: V123A

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
Meta Mutation Damage Score 0.6227 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.5%
  • 20x: 98.4%
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: 45 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Apol9b T A 15: 77,619,504 (GRCm39) V100E probably damaging Het
Bin3 A G 14: 70,374,625 (GRCm39) D218G possibly damaging Het
Cbll1 A G 12: 31,544,588 (GRCm39) probably null Het
Cped1 A T 6: 22,016,922 (GRCm39) R90S probably benign Het
Csmd1 A T 8: 16,108,688 (GRCm39) L1905Q probably damaging Het
Dnai4 T C 4: 102,944,553 (GRCm39) E266G probably benign Het
Elapor1 A C 3: 108,368,572 (GRCm39) C806W probably damaging Het
Etaa1 A C 11: 17,897,505 (GRCm39) M204R probably damaging Het
G6pc1 A G 11: 101,258,735 (GRCm39) D38G probably damaging Het
Gramd4 A G 15: 86,019,120 (GRCm39) E596G possibly damaging Het
Ifna5 T C 4: 88,754,147 (GRCm39) V129A probably benign Het
Igsf9b C T 9: 27,253,871 (GRCm39) R1354W probably benign Het
Kcnh7 A T 2: 62,594,960 (GRCm39) Y703* probably null Het
Kdm2b A G 5: 123,019,807 (GRCm39) S260P probably benign Het
Kdm6b G T 11: 69,295,084 (GRCm39) T1061K unknown Het
Lingo4 G A 3: 94,310,513 (GRCm39) G484R probably damaging Het
Lpar1 T C 4: 58,487,013 (GRCm39) Y86C probably damaging Het
Lrrc10b T C 19: 10,434,342 (GRCm39) Q113R probably benign Het
Lrrc8c A T 5: 105,756,475 (GRCm39) N750I probably benign Het
Miip T C 4: 147,947,540 (GRCm39) M207V probably benign Het
Mtcl2 T C 2: 156,882,684 (GRCm39) N456S possibly damaging Het
Mup4 T C 4: 59,960,084 (GRCm39) H60R possibly damaging Het
Naip5 C T 13: 100,359,674 (GRCm39) A521T possibly damaging Het
Nrp2 T C 1: 62,784,565 (GRCm39) L238P probably damaging Het
Nup155 T C 15: 8,147,526 (GRCm39) S262P probably damaging Het
Or51k1 G A 7: 103,661,238 (GRCm39) L224F probably damaging Het
Osbpl3 A G 6: 50,289,654 (GRCm39) S604P probably damaging Het
Pcdhb6 C T 18: 37,468,974 (GRCm39) R632* probably null Het
Pcdhb9 T A 18: 37,534,420 (GRCm39) V138E probably damaging Het
Pclo A T 5: 14,727,907 (GRCm39) probably benign Het
Phyhipl A G 10: 70,395,387 (GRCm39) probably null Het
Plcg1 A G 2: 160,603,383 (GRCm39) T1185A possibly damaging Het
Pomt1 T A 2: 32,140,802 (GRCm39) L478Q probably damaging Het
Robo2 T A 16: 73,755,196 (GRCm39) Y779F probably damaging Het
Sesn3 A T 9: 14,233,857 (GRCm39) probably null Het
Sh3gl1 A T 17: 56,343,431 (GRCm39) F10Y probably benign Het
Spata31h1 T A 10: 82,126,202 (GRCm39) K2269N possibly damaging Het
Spsb1 C T 4: 149,991,188 (GRCm39) V127I probably benign Het
Taf4b T C 18: 14,940,412 (GRCm39) I297T probably damaging Het
Trim14 C A 4: 46,522,118 (GRCm39) M186I probably benign Het
Ttn G T 2: 76,746,079 (GRCm39) probably benign Het
Ttn A T 2: 76,721,443 (GRCm39) probably benign Het
Usp54 T C 14: 20,611,036 (GRCm39) D1260G possibly damaging Het
Vmn1r3 T A 4: 3,184,975 (GRCm39) T111S probably damaging Het
Vmn2r51 T C 7: 9,832,164 (GRCm39) Q474R probably benign 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
R0552:Kcnh3 UTSW 15 99,127,337 (GRCm39) missense probably damaging 1.00
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
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'- AAGCCTTGTCCTGAGTGAGC -3'
(R):5'- ATTAGGATAAGATTCCCATCCCGG -3'

Sequencing Primer
(F):5'- TTGTCCTGAGTGAGCCCACAC -3'
(R):5'- CACAGCAGCGCAGACTGAG -3'
Posted On 2018-04-02