Incidental Mutation 'R6381:Kcna4'
ID 515300
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 044530-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6381 (G1)
Quality Score 190.009
Status Validated
Chromosome 2
Chromosomal Location 107120984-107128847 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 107125317 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Threonine at position 17 (M17T)
Ref Sequence ENSEMBL: ENSMUSP00000037958 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000037012]
AlphaFold Q61423
Predicted Effect probably benign
Transcript: ENSMUST00000037012
AA Change: M17T

PolyPhen 2 Score 0.051 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000037958
Gene: ENSMUSG00000042604
AA Change: M17T

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 0.1003 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.2%
  • 20x: 97.2%
Validation Efficiency 97% (56/58)
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: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930503L19Rik T A 18: 70,600,788 (GRCm39) M365L probably damaging Het
Aars2 A G 17: 45,829,471 (GRCm39) E786G probably benign Het
Adamts12 G T 15: 11,257,080 (GRCm39) V478F possibly damaging Het
Akr1c21 T A 13: 4,624,183 (GRCm39) D12E probably damaging Het
Aplf A T 6: 87,635,959 (GRCm39) M118K probably damaging Het
Apobec1 A G 6: 122,555,890 (GRCm39) L189P probably damaging Het
BC061237 A G 14: 44,741,713 (GRCm39) Q152R possibly damaging Het
Bche A G 3: 73,609,132 (GRCm39) I98T probably benign Het
Cc2d2a G T 5: 43,873,118 (GRCm39) R983L possibly damaging Het
Ccnd3 T C 17: 47,816,149 (GRCm39) probably benign Het
Cd74 G T 18: 60,944,435 (GRCm39) C215F probably damaging Het
Cep97 C T 16: 55,742,534 (GRCm39) A138T probably damaging Het
Ces1e T A 8: 93,944,206 (GRCm39) N204I probably damaging Het
Dicer1 T C 12: 104,662,721 (GRCm39) D1620G probably benign Het
Dnah17 A G 11: 118,020,011 (GRCm39) V12A probably benign Het
Dstyk T A 1: 132,384,503 (GRCm39) probably null Het
Elapor1 T C 3: 108,389,130 (GRCm39) K222E possibly damaging Het
Eml2 G A 7: 18,935,088 (GRCm39) V432I probably damaging Het
Entr1 A G 2: 26,275,093 (GRCm39) probably null Het
Gm10570 G T 4: 130,202,021 (GRCm39) probably benign Het
Gm7145 C T 1: 117,913,669 (GRCm39) Q184* probably null Het
Gpat2 G C 2: 127,273,838 (GRCm39) G294R possibly damaging Het
Gtse1 G A 15: 85,746,349 (GRCm39) R55H probably benign Het
Hdac4 G T 1: 91,912,247 (GRCm39) Q381K possibly damaging Het
Ifit3b T C 19: 34,589,871 (GRCm39) I349T probably benign Het
Inpp5a A T 7: 138,980,589 (GRCm39) D9V probably benign Het
Irs1 T C 1: 82,265,405 (GRCm39) N937S possibly damaging Het
Lipa T A 19: 34,502,146 (GRCm39) M33L probably benign Het
Marchf6 G T 15: 31,467,838 (GRCm39) Q790K probably benign Het
Mccc1 G A 3: 36,030,876 (GRCm39) P397S probably benign Het
Mrgprb2 T C 7: 48,202,138 (GRCm39) I196V probably benign Het
Myh15 T A 16: 48,921,844 (GRCm39) S463R probably damaging Het
Nab2 T C 10: 127,500,220 (GRCm39) K291E probably damaging Het
Neto2 T C 8: 86,369,138 (GRCm39) T294A probably damaging Het
Nkx1-1 T C 5: 33,591,320 (GRCm39) M1V probably null Het
Or2h2 C T 17: 37,396,977 (GRCm39) V27I probably benign Het
Pla2g4c C T 7: 13,077,933 (GRCm39) T357I probably benign Het
Psmd2 A G 16: 20,474,023 (GRCm39) E242G probably benign Het
Rnase12 A C 14: 51,294,551 (GRCm39) Y43D probably damaging Het
Rpl18 T A 7: 45,369,016 (GRCm39) F58I probably damaging Het
Ryr1 T G 7: 28,774,682 (GRCm39) M2313L possibly damaging Het
Scn4a G T 11: 106,211,137 (GRCm39) Q1627K probably damaging Het
Scnn1g A G 7: 121,366,722 (GRCm39) S640G probably benign Het
Sdr9c7 T A 10: 127,739,542 (GRCm39) M219K probably benign Het
Soat1 A T 1: 156,263,373 (GRCm39) M392K probably damaging Het
Spata18 G T 5: 73,832,559 (GRCm39) K337N probably damaging Het
Supt16 A G 14: 52,417,003 (GRCm39) V325A probably benign Het
Syt2 A G 1: 134,674,588 (GRCm39) E342G probably damaging Het
Tars2 A T 3: 95,661,799 (GRCm39) L37* probably null Het
Tep1 T C 14: 51,082,888 (GRCm39) D1040G probably damaging Het
Tmc8 A T 11: 117,682,426 (GRCm39) S613C probably null Het
Top3a C T 11: 60,634,849 (GRCm39) C660Y probably damaging Het
Tpsg1 C T 17: 25,591,543 (GRCm39) R48C probably damaging Het
Vmn2r57 T C 7: 41,078,242 (GRCm39) N72S probably benign Het
Whrn G A 4: 63,390,921 (GRCm39) T269I probably benign Het
Zfp759 T A 13: 67,286,969 (GRCm39) Y173* probably null 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
R4163:Kcna4 UTSW 2 107,126,151 (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
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'- CACGTCTTCTAAGCAATCTGC -3'
(R):5'- AAACTGCTCTGCCTGTGGTG -3'

Sequencing Primer
(F):5'- GCAATCTGCTTAAGGCTTCCAAAC -3'
(R):5'- ACGGCTACCTTGAGGATCATG -3'
Posted On 2018-05-04