Incidental Mutation 'R5010:Kcnb2'
ID 390404
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 042601-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5010 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 15357478-15793974 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 15383186 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Cysteine to Arginine at position 171 (C171R)
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: C171R

PolyPhen 2 Score 0.089 (Sensitivity: 0.93; Specificity: 0.85)
Predicted Effect probably benign
Transcript: ENSMUST00000175681
AA Change: C171R

PolyPhen 2 Score 0.089 (Sensitivity: 0.93; Specificity: 0.85)
SMART Domains Protein: ENSMUSP00000135382
Gene: ENSMUSG00000092083
AA Change: C171R

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
Meta Mutation Damage Score 0.2409 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.4%
  • 10x: 96.7%
  • 20x: 93.6%
Validation Efficiency 98% (65/66)
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: 60 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1810065E05Rik C T 11: 58,313,630 (GRCm39) A86V possibly damaging Het
9430097D07Rik A G 2: 32,464,440 (GRCm39) probably benign Het
Actr5 T A 2: 158,477,283 (GRCm39) D411E probably benign Het
Ang5 A G 14: 44,200,302 (GRCm39) D122G probably benign Het
Atg9a A T 1: 75,162,704 (GRCm39) probably null Het
Cracd G C 5: 76,805,681 (GRCm39) probably benign Het
Dctd C T 8: 48,590,449 (GRCm39) probably benign Het
Ddx11 G A 17: 66,454,717 (GRCm39) V642M possibly damaging Het
Dis3l2 G A 1: 86,688,043 (GRCm39) V100I probably benign Het
Echdc2 T C 4: 108,029,328 (GRCm39) V111A probably benign Het
Egr1 A G 18: 34,996,711 (GRCm39) T498A probably benign Het
Exosc3 T C 4: 45,317,702 (GRCm39) K200R possibly damaging Het
Exosc8 T C 3: 54,636,644 (GRCm39) D229G probably benign Het
Ext1 T A 15: 52,955,808 (GRCm39) I430F probably damaging Het
Fbxw22 T C 9: 109,232,492 (GRCm39) N31S probably benign Het
Gja8 T C 3: 96,827,165 (GRCm39) T166A probably benign Het
Gm21814 T A 6: 149,485,116 (GRCm39) noncoding transcript Het
Gm21915 T A 9: 40,581,944 (GRCm39) H12Q probably benign Het
Hgsnat G A 8: 26,437,988 (GRCm39) R527* probably null Het
Iqgap2 A G 13: 95,810,251 (GRCm39) F731S probably benign Het
Jchain T C 5: 88,670,364 (GRCm39) H85R probably damaging Het
Kcnk3 C A 5: 30,780,149 (GRCm39) R400S possibly damaging Het
Klhl28 C T 12: 65,004,001 (GRCm39) E171K probably damaging Het
Lrrfip2 T C 9: 111,053,040 (GRCm39) I375T possibly damaging Het
Mccc1 T C 3: 36,033,166 (GRCm39) N326S probably benign Het
Med13l T C 5: 118,731,615 (GRCm39) V97A possibly damaging Het
Mertk C A 2: 128,625,920 (GRCm39) T685K probably benign Het
Msh2 C A 17: 88,030,841 (GRCm39) A906E probably benign Het
Myom2 G A 8: 15,133,310 (GRCm39) V401M probably damaging Het
Nme5 A C 18: 34,711,738 (GRCm39) M1R probably null Het
Nop2 T C 6: 125,110,726 (GRCm39) S68P probably benign Het
Notch1 A T 2: 26,366,126 (GRCm39) D809E possibly damaging Het
Or14c39 T C 7: 86,343,793 (GRCm39) I43T possibly damaging Het
Ppat C T 5: 77,076,525 (GRCm39) probably benign Het
Prss23 T A 7: 89,159,422 (GRCm39) M216L probably benign Het
Psg18 A T 7: 18,083,279 (GRCm39) V171D probably damaging Het
Psg28 A G 7: 18,161,816 (GRCm39) V229A probably damaging Het
Qser1 T C 2: 104,618,176 (GRCm39) N879D possibly damaging Het
Rpap1 T C 2: 119,600,522 (GRCm39) N879S probably benign Het
Rusc2 T C 4: 43,415,926 (GRCm39) S411P probably damaging Het
Rxfp2 T A 5: 149,990,825 (GRCm39) W519R probably damaging Het
Scpep1 T A 11: 88,832,175 (GRCm39) Q185L probably benign Het
Serpinb11 A G 1: 107,307,379 (GRCm39) N270S probably benign Het
Serpinb6d T A 13: 33,855,427 (GRCm39) M367K probably benign Het
Skint10 T G 4: 112,584,869 (GRCm39) I213L probably benign Het
Skint5 T C 4: 113,403,734 (GRCm39) T1163A unknown Het
Slamf9 A T 1: 172,303,780 (GRCm39) I42L possibly damaging Het
Slc1a3 T C 15: 8,680,330 (GRCm39) probably benign Het
Smad6 T A 9: 63,861,182 (GRCm39) Q371L possibly damaging Het
Snx31 A T 15: 36,555,469 (GRCm39) V26E probably damaging Het
Spata31e5 A G 1: 28,816,943 (GRCm39) I363T possibly damaging Het
Taf4b A G 18: 14,955,229 (GRCm39) N594S possibly damaging Het
Tanc2 T C 11: 105,670,918 (GRCm39) S172P probably damaging Het
Tas2r110 T A 6: 132,845,438 (GRCm39) Y156* probably null Het
Tbc1d20 G A 2: 152,135,856 (GRCm39) probably benign Het
Timm50 A T 7: 28,006,284 (GRCm39) D272E probably benign Het
Ttn T G 2: 76,730,855 (GRCm39) probably benign Het
Vps13c T A 9: 67,823,661 (GRCm39) F1362I probably benign Het
Vwf T C 6: 125,543,220 (GRCm39) S154P probably benign Het
Zfp445 T C 9: 122,681,410 (GRCm39) R844G probably benign 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
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
R5926:Kcnb2 UTSW 1 15,383,235 (GRCm39) missense probably benign 0.01
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'- ATTCTAAACTTCTACCGGACGGG -3'
(R):5'- ACATTACCTGTGAGGCCATG -3'

Sequencing Primer
(F):5'- CGGGGAAGCTCCACATGATG -3'
(R):5'- CATGGTTTGTTCTGTTTTACCAAAGC -3'
Posted On 2016-06-06