Incidental Mutation 'V7580:Kcnb2'
ID 69394
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
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # V7580 () of strain stinger
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 15780315 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Valine at position 396 (I396V)
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: I396V

PolyPhen 2 Score 0.070 (Sensitivity: 0.94; Specificity: 0.84)
Predicted Effect probably benign
Transcript: ENSMUST00000175681
AA Change: I396V

PolyPhen 2 Score 0.070 (Sensitivity: 0.94; Specificity: 0.84)
SMART Domains Protein: ENSMUSP00000135382
Gene: ENSMUSG00000092083
AA Change: I396V

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 0.1870 question?
Coding Region Coverage
  • 1x: 99.5%
  • 3x: 99.0%
  • 10x: 97.8%
  • 20x: 96.0%
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: 40 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb5 T A 12: 118,849,914 (GRCm39) M950L probably benign Het
Atp6v1h A G 1: 5,194,666 (GRCm39) T282A possibly damaging Het
Casp8ap2 C T 4: 32,639,944 (GRCm39) H333Y probably benign Het
Cd36 ACTGTCTGT ACTGT 5: 18,025,526 (GRCm39) probably null Het
Cfi T A 3: 129,648,641 (GRCm39) I175K possibly damaging Het
D630003M21Rik T C 2: 158,042,931 (GRCm39) T870A probably benign Het
Dnah12 T A 14: 26,495,050 (GRCm39) N1369K possibly damaging Het
Dnajc22 T A 15: 98,999,363 (GRCm39) Y183N probably damaging Het
Erv3 T C 2: 131,697,846 (GRCm39) H171R possibly damaging Het
Fam221b T C 4: 43,665,865 (GRCm39) T249A probably benign Het
Gm10770 T A 2: 150,021,404 (GRCm39) K38* probably null Het
Gm4787 G A 12: 81,424,341 (GRCm39) Q606* probably null Het
Izumo4 A T 10: 80,539,725 (GRCm39) T155S probably benign Het
Klc1 A T 12: 111,741,006 (GRCm39) I161F probably benign Het
Lpar5 C A 6: 125,058,690 (GRCm39) A137E possibly damaging Het
Lrp4 C T 2: 91,318,863 (GRCm39) S900L possibly damaging Het
Lrrc37a T G 11: 103,346,338 (GRCm39) N3176T possibly damaging Het
Med20 G A 17: 47,929,757 (GRCm39) V65M probably damaging Het
Mylk G T 16: 34,815,574 (GRCm39) probably null Het
Numbl T C 7: 26,979,027 (GRCm39) S379P probably benign Het
Or10j7 G T 1: 173,011,531 (GRCm39) L157I probably benign Het
Or5an6 G A 19: 12,371,914 (GRCm39) V96I probably benign Het
Otop3 T A 11: 115,235,664 (GRCm39) L432Q probably damaging Het
Papln C T 12: 83,825,608 (GRCm39) R608C possibly damaging Het
Pelp1 T A 11: 70,288,976 (GRCm39) T257S probably damaging Het
Pigx T C 16: 31,906,240 (GRCm39) D129G probably damaging Het
Pik3cd A C 4: 149,741,776 (GRCm39) L390R probably damaging Het
Plekhb1 T C 7: 100,303,825 (GRCm39) T112A probably benign Het
Ppwd1 A G 13: 104,356,745 (GRCm39) Y257H probably damaging Het
Recql4 T C 15: 76,590,369 (GRCm39) D705G possibly damaging Het
Ror1 A G 4: 100,298,130 (GRCm39) Q501R probably damaging Het
Slc30a4 T A 2: 122,531,458 (GRCm39) M136L probably benign Het
Spaca1 T C 4: 34,039,311 (GRCm39) E192G probably damaging Het
Spata31 C A 13: 65,069,462 (GRCm39) P537T probably benign Het
Sptbn2 C T 19: 4,800,660 (GRCm39) R2292C probably damaging Het
Tnrc6c G A 11: 117,614,152 (GRCm39) R770H probably damaging Het
Trps1 T C 15: 50,694,973 (GRCm39) K150E probably damaging Het
Tspyl3 A G 2: 153,066,980 (GRCm39) V86A probably benign Het
Zfp292 C T 4: 34,806,783 (GRCm39) C2087Y possibly damaging Het
Zmynd8 G A 2: 165,654,314 (GRCm39) R724* probably null 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
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
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'- GGCTTCACACTCAGGCGAAGTTAC -3'
(R):5'- AGTCCTTGGTATTGGCTGACTCTCC -3'

Sequencing Primer
(F):5'- CTCAGGCGAAGTTACAATGAGTTAG -3'
(R):5'- GTTCCATACTTCTAGCAAAGGC -3'
Posted On 2013-09-04