Incidental Mutation 'R4163:Kcna4'
ID 321593
Institutional Source Beutler Lab
Gene Symbol Kcna4
Ensembl Gene ENSMUSG00000042604
Gene Name potassium voltage-gated channel, shaker-related subfamily, member 4
Synonyms Kv1.4
MMRRC Submission 041006-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R4163 (G1)
Quality Score 225
Status Validated
Chromosome 2
Chromosomal Location 107120984-107128847 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to C at 107126151 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tryptophan to Serine at position 295 (W295S)
Ref Sequence ENSEMBL: ENSMUSP00000037958 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000037012]
AlphaFold Q61423
Predicted Effect probably damaging
Transcript: ENSMUST00000037012
AA Change: W295S

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000037958
Gene: ENSMUSG00000042604
AA Change: W295S

DomainStartEndE-ValueType
Pfam:K_channel_TID 1 74 1.5e-42 PFAM
low complexity region 77 89 N/A INTRINSIC
coiled coil region 112 139 N/A INTRINSIC
low complexity region 160 166 N/A INTRINSIC
BTB 177 277 1.67e-8 SMART
Pfam:Ion_trans 307 572 2.8e-51 PFAM
Pfam:Ion_trans_2 480 565 9e-15 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000173191
Meta Mutation Damage Score 0.9226 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.8%
Validation Efficiency 100% (59/59)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Potassium channels represent the most complex class of voltage-gated ion channels from both functional and structural standpoints. Their diverse functions include regulating neurotransmitter release, heart rate, insulin secretion, neuronal excitability, epithelial electrolyte transport, smooth muscle contraction, and cell volume. Four sequence-related potassium channel genes - shaker, shaw, shab, and shal - have been identified in Drosophila, and each has been shown to have human homolog(s). This gene encodes a member of the potassium channel, voltage-gated, shaker-related subfamily. This member contains six membrane-spanning domains with a shaker-type repeat in the fourth segment. It belongs to the A-type potassium current class, the members of which may be important in the regulation of the fast repolarizing phase of action potentials in heart and thus may influence the duration of cardiac action potential.[provided by RefSeq, Mar 2011]
PHENOTYPE: Mice homozygous for a knock-out allele are viable, fertile and grossly normal; however, a small subset of mutants exhibit spontaneous seizure activity. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 51 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930555F03Rik G A 8: 49,948,531 (GRCm39) noncoding transcript Het
Abca8a C T 11: 109,941,808 (GRCm39) D1154N probably benign Het
Adgrf4 A G 17: 42,978,477 (GRCm39) F289L probably benign Het
Alkbh2 A G 5: 114,265,613 (GRCm39) L63S probably damaging Het
Atp13a4 A T 16: 29,360,068 (GRCm39) N19K possibly damaging Het
Birc6 T A 17: 74,933,975 (GRCm39) Y2544N probably damaging Het
Bnip5 T C 17: 29,118,503 (GRCm39) Y643C probably benign Het
Bpifa3 A G 2: 153,977,516 (GRCm39) N118S probably damaging Het
Chst10 T A 1: 38,910,904 (GRCm39) M87L probably benign Het
Cnot9 C T 1: 74,568,006 (GRCm39) P298L probably damaging Het
Cops5 T C 1: 10,100,912 (GRCm39) Y228C probably damaging Het
Dcaf8 T G 1: 172,020,137 (GRCm39) L492R probably damaging Het
Dis3l2 A G 1: 86,748,959 (GRCm39) S128G probably benign Het
Dock1 A G 7: 134,346,051 (GRCm39) R198G possibly damaging Het
Elovl7 T A 13: 108,403,904 (GRCm39) M82K possibly damaging Het
Entrep1 G A 19: 23,952,993 (GRCm39) A439V probably damaging Het
Entrep1 C T 19: 23,953,002 (GRCm39) S436N probably damaging Het
Fcgr2b T C 1: 170,791,016 (GRCm39) D259G possibly damaging Het
Flnb A T 14: 7,915,374 (GRCm38) I1502F possibly damaging Het
Frk C T 10: 34,467,868 (GRCm39) P294L probably damaging Het
Gkn3 C T 6: 87,360,507 (GRCm39) A163T probably damaging Het
Gm128 C A 3: 95,147,802 (GRCm39) R164L probably benign Het
Gm2223 C T X: 32,943,247 (GRCm39) noncoding transcript Het
Hexd C A 11: 121,111,975 (GRCm39) A423E probably benign Het
Itgax G T 7: 127,743,872 (GRCm39) V878F probably benign Het
Kank2 A T 9: 21,706,864 (GRCm39) D51E probably damaging Het
Mfsd12 A G 10: 81,196,931 (GRCm39) probably null Het
Mis12 A G 11: 70,916,482 (GRCm39) T172A probably benign Het
Myo10 T A 15: 25,726,501 (GRCm39) probably null Het
Myo18a G T 11: 77,720,534 (GRCm39) R1103L possibly damaging Het
Nfix CAAAAA CAAAA 8: 85,442,876 (GRCm39) probably null Het
Ntrk2 T C 13: 59,008,054 (GRCm39) V272A probably damaging Het
Or2ag17 A T 7: 106,389,486 (GRCm39) C241S probably damaging Het
Or5p64 A T 7: 107,855,039 (GRCm39) I102N probably benign Het
Or7e165 A T 9: 19,695,086 (GRCm39) Y219F possibly damaging Het
Pcdh20 C T 14: 88,705,615 (GRCm39) D562N probably damaging Het
Prep T C 10: 44,943,436 (GRCm39) F4L probably benign Het
Prep G T 10: 44,943,458 (GRCm39) R11L possibly damaging Het
Ptgs1 C T 2: 36,141,346 (GRCm39) R598C possibly damaging Het
Rasgrp1 T C 2: 117,113,135 (GRCm39) D759G probably benign Het
Setd5 T C 6: 113,096,545 (GRCm39) S584P probably benign Het
Shank3 A G 15: 89,433,797 (GRCm39) D1514G probably damaging Het
Shox2 T C 3: 66,881,104 (GRCm39) probably benign Het
Slc44a5 A T 3: 153,967,010 (GRCm39) R565S possibly damaging Het
Slc7a5 A G 8: 122,615,139 (GRCm39) L236S probably benign Het
Slfn3 A T 11: 83,103,596 (GRCm39) I156F probably damaging Het
Spout1 C T 2: 30,067,589 (GRCm39) probably benign Het
Trim72 T C 7: 127,607,080 (GRCm39) V203A probably benign Het
Vrk2 T A 11: 26,497,915 (GRCm39) I90L probably benign Het
Zc3h12c A T 9: 52,026,999 (GRCm39) Y788N probably damaging Het
Zfp831 A G 2: 174,485,822 (GRCm39) T166A possibly damaging Het
Other mutations in Kcna4
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00089:Kcna4 APN 2 107,126,207 (GRCm39) missense probably damaging 1.00
IGL01025:Kcna4 APN 2 107,126,736 (GRCm39) missense probably damaging 0.99
IGL01433:Kcna4 APN 2 107,127,078 (GRCm39) missense probably damaging 0.99
IGL01805:Kcna4 APN 2 107,126,843 (GRCm39) missense probably damaging 1.00
IGL02121:Kcna4 APN 2 107,126,963 (GRCm39) missense possibly damaging 0.92
Pinched UTSW 2 107,126,894 (GRCm39) missense probably damaging 1.00
R6381_Kcna4_300 UTSW 2 107,125,317 (GRCm39) missense probably benign 0.05
PIT4377001:Kcna4 UTSW 2 107,127,205 (GRCm39) missense possibly damaging 0.83
R0255:Kcna4 UTSW 2 107,126,907 (GRCm39) missense probably damaging 1.00
R0650:Kcna4 UTSW 2 107,125,927 (GRCm39) nonsense probably null
R0761:Kcna4 UTSW 2 107,126,417 (GRCm39) missense probably benign 0.02
R1211:Kcna4 UTSW 2 107,125,660 (GRCm39) small deletion probably benign
R1553:Kcna4 UTSW 2 107,127,032 (GRCm39) missense probably benign 0.02
R1854:Kcna4 UTSW 2 107,126,829 (GRCm39) missense probably damaging 1.00
R1915:Kcna4 UTSW 2 107,127,123 (GRCm39) missense probably benign 0.01
R1974:Kcna4 UTSW 2 107,126,565 (GRCm39) missense possibly damaging 0.65
R4002:Kcna4 UTSW 2 107,126,259 (GRCm39) missense probably damaging 1.00
R4413:Kcna4 UTSW 2 107,125,718 (GRCm39) missense probably benign 0.01
R4474:Kcna4 UTSW 2 107,126,352 (GRCm39) missense probably benign
R4492:Kcna4 UTSW 2 107,126,436 (GRCm39) missense probably damaging 1.00
R4525:Kcna4 UTSW 2 107,125,410 (GRCm39) missense possibly damaging 0.93
R4766:Kcna4 UTSW 2 107,126,888 (GRCm39) missense probably damaging 1.00
R4787:Kcna4 UTSW 2 107,126,813 (GRCm39) missense probably damaging 1.00
R5423:Kcna4 UTSW 2 107,126,151 (GRCm39) nonsense probably null
R5725:Kcna4 UTSW 2 107,127,221 (GRCm39) missense possibly damaging 0.48
R6381:Kcna4 UTSW 2 107,125,317 (GRCm39) missense probably benign 0.05
R6399:Kcna4 UTSW 2 107,126,894 (GRCm39) missense probably damaging 1.00
R6787:Kcna4 UTSW 2 107,125,670 (GRCm39) missense possibly damaging 0.91
R6891:Kcna4 UTSW 2 107,126,652 (GRCm39) missense probably damaging 1.00
R7057:Kcna4 UTSW 2 107,125,665 (GRCm39) missense probably damaging 0.96
R7250:Kcna4 UTSW 2 107,126,663 (GRCm39) missense possibly damaging 0.92
R7522:Kcna4 UTSW 2 107,126,600 (GRCm39) missense probably damaging 1.00
R7799:Kcna4 UTSW 2 107,126,237 (GRCm39) missense possibly damaging 0.70
R8758:Kcna4 UTSW 2 107,126,494 (GRCm39) missense probably damaging 1.00
R9618:Kcna4 UTSW 2 107,126,374 (GRCm39) missense probably benign 0.03
Predicted Primers PCR Primer
(F):5'- TATTATTACCAGTCAGGAGGCCG -3'
(R):5'- ATTGTGTGCCCTGAGTTCTC -3'

Sequencing Primer
(F):5'- GCCTGAAGAGACCAGTCAATGTC -3'
(R):5'- CCGAGGTGTCATTCAGCAATCTG -3'
Posted On 2015-06-12