Incidental Mutation 'R6399:Kcna4'
ID 516091
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 044546-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6399 (G1)
Quality Score 225.009
Status Validated
Chromosome 2
Chromosomal Location 107120984-107128847 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 107126894 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Proline at position 543 (S543P)
Ref Sequence ENSEMBL: ENSMUSP00000037958 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000037012]
AlphaFold Q61423
Predicted Effect probably damaging
Transcript: ENSMUST00000037012
AA Change: S543P

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000037958
Gene: ENSMUSG00000042604
AA Change: S543P

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 0.9173 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.8%
  • 10x: 98.9%
  • 20x: 95.7%
Validation Efficiency 97% (28/29)
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: 29 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A430033K04Rik T C 5: 138,645,821 (GRCm39) C569R probably damaging Het
Acadsb T A 7: 131,031,784 (GRCm39) W207R probably damaging Het
Apbb2 C T 5: 66,608,810 (GRCm39) probably null Het
Atad2b T C 12: 5,007,558 (GRCm39) V415A probably damaging Het
Ccdc150 G A 1: 54,303,116 (GRCm39) probably null Het
Cep20 TTGTG TTG 16: 14,118,009 (GRCm39) probably null Het
Chd7 A G 4: 8,828,274 (GRCm39) T1072A probably damaging Het
Depdc1b T A 13: 108,460,580 (GRCm39) F63L probably damaging Het
Dnah2 C T 11: 69,349,344 (GRCm39) V2431M probably damaging Het
Dnajc14 A G 10: 128,643,359 (GRCm39) E427G probably damaging Het
Flnc A G 6: 29,458,882 (GRCm39) E2421G probably damaging Het
Lrrc30 T A 17: 67,939,681 (GRCm39) probably benign Het
Msh6 T A 17: 88,294,319 (GRCm39) S1025T probably damaging Het
Ndrg3 C G 2: 156,782,294 (GRCm39) A191P probably damaging Het
Or1o4 T C 17: 37,590,666 (GRCm39) Y215C probably damaging Het
Or5aq7 C T 2: 86,938,330 (GRCm39) V134I probably benign Het
Or5p5 A G 7: 107,413,961 (GRCm39) T57A possibly damaging Het
Pls1 A G 9: 95,636,798 (GRCm39) I558T probably damaging Het
Rnf34 T C 5: 122,999,839 (GRCm39) F32L probably benign Het
Serpinb9g A T 13: 33,676,834 (GRCm39) L205F probably benign Het
Tbc1d24 T A 17: 24,427,303 (GRCm39) I220F probably damaging Het
Thsd7b A T 1: 129,744,385 (GRCm39) T758S probably benign Het
Trak1 A G 9: 121,282,562 (GRCm39) probably null Het
Ttn G C 2: 76,556,407 (GRCm39) F30199L probably benign Het
Ttn T G 2: 76,556,406 (GRCm39) S30200R probably damaging Het
Uggt1 T C 1: 36,202,447 (GRCm39) D1050G possibly damaging Het
Veph1 T A 3: 66,033,312 (GRCm39) S605C probably benign Het
Wbp1 A G 6: 83,096,982 (GRCm39) probably benign Het
Ythdc2 C A 18: 45,019,469 (GRCm39) Q1413K 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
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
R6381:Kcna4 UTSW 2 107,125,317 (GRCm39) missense probably benign 0.05
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'- ACTCCAAAGGCCTGCAGATC -3'
(R):5'- TGGAGCTCCGAAATTTCTTGAGC -3'

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