Incidental Mutation 'R5926:Kcnb2'
ID 459866
Institutional Source Beutler Lab
Gene Symbol Kcnb2
Ensembl Gene ENSMUSG00000092083
Gene Name potassium voltage gated channel, Shab-related subfamily, member 2
Synonyms Kv2.2, 9630047L19Rik
MMRRC Submission 044121-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5926 (G1)
Quality Score 225
Status Not validated
Chromosome 1
Chromosomal Location 15357478-15793974 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 15383235 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Serine at position 187 (N187S)
Ref Sequence ENSEMBL: ENSMUSP00000135382 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000170146] [ENSMUST00000175681]
AlphaFold A6H8H5
Predicted Effect probably benign
Transcript: ENSMUST00000170146
AA Change: N187S

PolyPhen 2 Score 0.006 (Sensitivity: 0.97; Specificity: 0.75)
Predicted Effect probably benign
Transcript: ENSMUST00000175681
AA Change: N187S

PolyPhen 2 Score 0.006 (Sensitivity: 0.97; Specificity: 0.75)
SMART Domains Protein: ENSMUSP00000135382
Gene: ENSMUSG00000092083
AA Change: N187S

DomainStartEndE-ValueType
BTB 35 144 2.59e-14 SMART
low complexity region 150 166 N/A INTRINSIC
Pfam:Ion_trans 192 428 1.7e-51 PFAM
Pfam:Ion_trans_2 336 422 2.5e-13 PFAM
Pfam:Kv2channel 471 755 7.7e-149 PFAM
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.5%
  • 10x: 97.7%
  • 20x: 93.0%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Voltage-gated potassium (Kv) 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, shab-related subfamily. This member is a delayed rectifier potassium channel. The gene is expressed in gastrointestinal smooth muscle cells. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a targeted mutation exhibit neurological abnormalities when compared with controls, including an abnormal sleep/wake cycle, decreased exploratory and locomotor activity, and a motor strength deficit. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 45 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A2ml1 T A 6: 128,537,608 (GRCm39) Y701F probably benign Het
Abra T A 15: 41,729,650 (GRCm39) H250L probably damaging Het
Acer2 T C 4: 86,792,805 (GRCm39) V27A probably benign Het
Arhgef15 A G 11: 68,842,781 (GRCm39) L343S possibly damaging Het
Arnt2 G T 7: 83,993,154 (GRCm39) H129N probably damaging Het
Atp9a T A 2: 168,548,191 (GRCm39) Y63F probably damaging Het
Brca2 A G 5: 150,458,087 (GRCm39) T213A probably benign Het
Cdk5r1 T C 11: 80,369,128 (GRCm39) probably null Het
Cyb5r4 C T 9: 86,939,314 (GRCm39) L366F probably benign Het
Cyp20a1 T A 1: 60,402,401 (GRCm39) I162K possibly damaging Het
Dcaf1 T C 9: 106,715,561 (GRCm39) V226A probably benign Het
Ddx41 A T 13: 55,682,112 (GRCm39) M232K probably damaging Het
Dnm1 C T 2: 32,205,816 (GRCm39) V99I probably benign Het
Doc2a T C 7: 126,448,697 (GRCm39) V134A probably damaging Het
Ghdc C T 11: 100,659,063 (GRCm39) V380M possibly damaging Het
Gldn A G 9: 54,245,722 (GRCm39) I424M possibly damaging Het
Haus6 A T 4: 86,517,553 (GRCm39) H270Q probably benign Het
Hfe A T 13: 23,892,247 (GRCm39) M39K probably damaging Het
Jakmip1 C T 5: 37,242,624 (GRCm39) probably benign Het
Kcnd2 A G 6: 21,217,084 (GRCm39) S263G probably damaging Het
Kcnh1 A G 1: 192,095,385 (GRCm39) N481S probably benign Het
Kcnn2 A G 18: 45,818,351 (GRCm39) I343V probably benign Het
L3hypdh T A 12: 72,123,959 (GRCm39) S300C probably damaging Het
Lrit1 T A 14: 36,776,966 (GRCm39) C29S probably damaging Het
Mark3 T A 12: 111,559,168 (GRCm39) V70E probably damaging Het
Med16 C T 10: 79,738,362 (GRCm39) V319M probably damaging Het
Mindy3 T C 2: 12,352,911 (GRCm39) Y430C probably damaging Het
Mup5 A T 4: 61,751,286 (GRCm39) F121I probably benign Het
Myt1l G A 12: 29,882,331 (GRCm39) G509R unknown Het
Notch1 A G 2: 26,366,116 (GRCm39) Y813H probably benign Het
Or10a3m T C 7: 108,312,794 (GRCm39) L66S probably damaging Het
Or5p53 T C 7: 107,533,110 (GRCm39) S128P probably damaging Het
Or6b2b A T 1: 92,419,288 (GRCm39) L63Q probably damaging Het
Pi4kb A G 3: 94,906,307 (GRCm39) Y301C probably damaging Het
Ptch1 A G 13: 63,692,869 (GRCm39) S244P probably benign Het
Ptprn G A 1: 75,231,242 (GRCm39) T554I probably damaging Het
Ptprt T C 2: 161,406,606 (GRCm39) I969V probably benign Het
Raf1 T C 6: 115,596,859 (GRCm39) M519V probably benign Het
Ryr1 A G 7: 28,803,785 (GRCm39) V622A probably damaging Het
Spaca4 G T 7: 45,374,719 (GRCm39) H94Q probably benign Het
Spata31 A G 13: 65,068,539 (GRCm39) D229G possibly damaging Het
Tbx6 G A 7: 126,384,025 (GRCm39) A359T possibly damaging Het
Trpm8 T A 1: 88,258,469 (GRCm39) Y251N probably damaging Het
Vps16 T A 2: 130,285,476 (GRCm39) N806K probably damaging Het
Vwf T C 6: 125,581,137 (GRCm39) F592L probably damaging Het
Other mutations in Kcnb2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00425:Kcnb2 APN 1 15,781,236 (GRCm39) missense probably benign 0.02
IGL01321:Kcnb2 APN 1 15,383,147 (GRCm39) missense probably benign 0.09
IGL01353:Kcnb2 APN 1 15,781,048 (GRCm39) missense probably benign 0.02
IGL01990:Kcnb2 APN 1 15,383,178 (GRCm39) missense probably benign 0.19
IGL02008:Kcnb2 APN 1 15,781,033 (GRCm39) missense probably benign 0.00
IGL02120:Kcnb2 APN 1 15,780,085 (GRCm39) missense probably damaging 0.98
IGL02370:Kcnb2 APN 1 15,781,159 (GRCm39) missense probably benign
IGL02526:Kcnb2 APN 1 15,780,979 (GRCm39) missense probably damaging 1.00
IGL02859:Kcnb2 APN 1 15,780,730 (GRCm39) missense probably damaging 1.00
IGL03039:Kcnb2 APN 1 15,781,435 (GRCm39) missense probably benign
IGL03144:Kcnb2 APN 1 15,780,112 (GRCm39) missense probably damaging 1.00
F5770:Kcnb2 UTSW 1 15,780,315 (GRCm39) missense probably benign 0.07
PIT4131001:Kcnb2 UTSW 1 15,383,200 (GRCm39) missense possibly damaging 0.92
R0266:Kcnb2 UTSW 1 15,783,137 (GRCm39) unclassified probably benign
R0538:Kcnb2 UTSW 1 15,783,108 (GRCm39) unclassified probably benign
R0611:Kcnb2 UTSW 1 15,780,664 (GRCm39) missense probably benign 0.07
R1542:Kcnb2 UTSW 1 15,781,012 (GRCm39) missense probably benign 0.01
R1732:Kcnb2 UTSW 1 15,779,979 (GRCm39) missense probably benign 0.02
R1995:Kcnb2 UTSW 1 15,779,990 (GRCm39) missense possibly damaging 0.66
R2166:Kcnb2 UTSW 1 15,781,540 (GRCm39) missense possibly damaging 0.82
R2444:Kcnb2 UTSW 1 15,779,791 (GRCm39) missense probably benign
R3025:Kcnb2 UTSW 1 15,781,059 (GRCm39) missense possibly damaging 0.87
R3886:Kcnb2 UTSW 1 15,780,639 (GRCm39) missense probably damaging 1.00
R5010:Kcnb2 UTSW 1 15,383,186 (GRCm39) missense probably benign 0.09
R5039:Kcnb2 UTSW 1 15,779,724 (GRCm39) missense probably damaging 1.00
R5096:Kcnb2 UTSW 1 15,781,068 (GRCm39) missense probably benign 0.45
R5444:Kcnb2 UTSW 1 15,781,716 (GRCm39) missense probably benign
R6010:Kcnb2 UTSW 1 15,780,790 (GRCm39) missense possibly damaging 0.85
R6371:Kcnb2 UTSW 1 15,781,436 (GRCm39) missense probably benign
R6724:Kcnb2 UTSW 1 15,780,664 (GRCm39) missense probably damaging 1.00
R6981:Kcnb2 UTSW 1 15,780,480 (GRCm39) missense probably damaging 1.00
R7043:Kcnb2 UTSW 1 15,383,150 (GRCm39) missense probably benign
R7352:Kcnb2 UTSW 1 15,780,835 (GRCm39) missense probably benign
R7419:Kcnb2 UTSW 1 15,781,251 (GRCm39) missense possibly damaging 0.94
R7425:Kcnb2 UTSW 1 15,780,031 (GRCm39) missense probably damaging 1.00
R7606:Kcnb2 UTSW 1 15,383,064 (GRCm39) missense probably damaging 1.00
R7978:Kcnb2 UTSW 1 15,780,837 (GRCm39) missense probably benign 0.15
R7983:Kcnb2 UTSW 1 15,383,004 (GRCm39) missense probably damaging 0.98
R8115:Kcnb2 UTSW 1 15,781,851 (GRCm39) makesense probably null
R8156:Kcnb2 UTSW 1 15,780,280 (GRCm39) missense probably damaging 1.00
R8408:Kcnb2 UTSW 1 15,781,777 (GRCm39) missense probably damaging 1.00
R8439:Kcnb2 UTSW 1 15,382,934 (GRCm39) missense probably damaging 1.00
R8726:Kcnb2 UTSW 1 15,780,876 (GRCm39) missense probably benign 0.00
R8738:Kcnb2 UTSW 1 15,780,648 (GRCm39) missense probably benign 0.07
R9274:Kcnb2 UTSW 1 15,781,723 (GRCm39) missense probably benign
R9321:Kcnb2 UTSW 1 15,779,793 (GRCm39) missense possibly damaging 0.46
R9563:Kcnb2 UTSW 1 15,779,737 (GRCm39) missense probably damaging 1.00
R9633:Kcnb2 UTSW 1 15,781,444 (GRCm39) missense probably benign
R9709:Kcnb2 UTSW 1 15,780,523 (GRCm39) missense probably benign 0.31
V7580:Kcnb2 UTSW 1 15,780,315 (GRCm39) missense probably benign 0.07
V7581:Kcnb2 UTSW 1 15,780,315 (GRCm39) missense probably benign 0.07
V7582:Kcnb2 UTSW 1 15,780,315 (GRCm39) missense probably benign 0.07
V7583:Kcnb2 UTSW 1 15,780,315 (GRCm39) missense probably benign 0.07
Z1088:Kcnb2 UTSW 1 15,781,252 (GRCm39) missense probably benign 0.01
Z1088:Kcnb2 UTSW 1 15,780,315 (GRCm39) missense probably benign 0.03
Z1177:Kcnb2 UTSW 1 15,781,182 (GRCm39) missense possibly damaging 0.93
Predicted Primers PCR Primer
(F):5'- GAGGAAATGTGTGCGCTCTC -3'
(R):5'- GACTACATCTGCCAACCTATGAAG -3'

Sequencing Primer
(F):5'- GGCATCGATGAGATCTACCTAGAGTC -3'
(R):5'- TCTGCCAACCTATGAAGCTGAG -3'
Posted On 2017-02-28