Incidental Mutation 'R5096:Kcnb2'
ID 388010
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 042685-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5096 (G1)
Quality Score 177
Status Validated
Chromosome 1
Chromosomal Location 15357478-15793974 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 15781068 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Glycine at position 647 (R647G)
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: R647G

PolyPhen 2 Score 0.447 (Sensitivity: 0.89; Specificity: 0.90)
Predicted Effect probably benign
Transcript: ENSMUST00000175681
AA Change: R647G

PolyPhen 2 Score 0.447 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000135382
Gene: ENSMUSG00000092083
AA Change: R647G

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 0.1810 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.3%
  • 10x: 96.1%
  • 20x: 91.6%
Validation Efficiency 95% (61/64)
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: 49 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acin1 A T 14: 54,916,679 (GRCm39) probably benign Het
Adar T A 3: 89,654,598 (GRCm39) *728C probably null Het
Ap3b1 A G 13: 94,616,357 (GRCm39) R753G unknown Het
Atp9b C T 18: 80,805,399 (GRCm39) V720I probably benign Het
AY358078 A C 14: 52,063,575 (GRCm39) D407A probably benign Het
Ccdc185 A G 1: 182,576,354 (GRCm39) S112P possibly damaging Het
Cir1 A G 2: 73,134,105 (GRCm39) S155P probably damaging Het
Colq C T 14: 31,274,911 (GRCm39) E76K possibly damaging Het
Cthrc1 T A 15: 38,947,815 (GRCm39) I104N probably damaging Het
D930020B18Rik A T 10: 121,503,709 (GRCm39) I92L probably benign Het
Eif3i C T 4: 129,494,237 (GRCm39) E21K probably damaging Het
Fam114a1 T A 5: 65,137,234 (GRCm39) M59K probably benign Het
Fam163b A G 2: 27,002,761 (GRCm39) S79P probably benign Het
Fam181b T G 7: 92,730,452 (GRCm39) probably benign Het
Fsip2 G A 2: 82,821,460 (GRCm39) S5731N probably benign Het
Fzd9 C T 5: 135,278,713 (GRCm39) V391I probably damaging Het
Gbp5 A G 3: 142,207,122 (GRCm39) D97G probably damaging Het
Gm10715 T C 9: 3,038,157 (GRCm39) probably benign Het
Grhl1 A T 12: 24,653,049 (GRCm39) K418M probably damaging Het
H2-Q4 T A 17: 35,598,689 (GRCm39) probably benign Het
Hmcn1 C A 1: 150,486,420 (GRCm39) A4329S probably damaging Het
Hspa8 T C 9: 40,714,197 (GRCm39) probably benign Het
Ica1l T C 1: 60,067,313 (GRCm39) T26A possibly damaging Het
Ifi209 T A 1: 173,472,300 (GRCm39) N380K probably benign Het
Inpp5e G T 2: 26,289,537 (GRCm39) N482K probably damaging Het
Iqsec3 C T 6: 121,363,657 (GRCm39) V866M probably damaging Het
Kbtbd2 A G 6: 56,756,260 (GRCm39) V492A probably benign Het
Lcmt1 T G 7: 123,000,691 (GRCm39) V75G probably damaging Het
Lrp4 A G 2: 91,316,137 (GRCm39) I752V possibly damaging Het
Mmp17 C A 5: 129,682,627 (GRCm39) P422Q probably damaging Het
Myo3a A T 2: 22,464,254 (GRCm39) H165L probably benign Het
Nos3 C T 5: 24,576,955 (GRCm39) T494I probably damaging Het
Or1ak2 T C 2: 36,827,815 (GRCm39) V228A possibly damaging Het
Or4p22 C T 2: 88,317,646 (GRCm39) T190I possibly damaging Het
Or51q1c T C 7: 103,652,667 (GRCm39) Y68H probably benign Het
Or8u8 A G 2: 86,012,276 (GRCm39) Y60H probably damaging Het
Pkn2 A C 3: 142,545,092 (GRCm39) V27G probably damaging Het
Scube2 T C 7: 109,398,451 (GRCm39) probably benign Het
Skint7 A G 4: 111,839,152 (GRCm39) I149V probably damaging Het
Smc4 T A 3: 68,928,612 (GRCm39) I412K probably damaging Het
Snx19 T A 9: 30,340,082 (GRCm39) C407S probably benign Het
Speer3 C G 5: 13,846,394 (GRCm39) A238G possibly damaging Het
Sytl2 T A 7: 90,025,290 (GRCm39) I426N possibly damaging Het
Tbce A T 13: 14,203,990 (GRCm39) probably benign Het
Tdpoz2 T C 3: 93,559,819 (GRCm39) E51G possibly damaging Het
Tmem221 A G 8: 72,011,353 (GRCm39) L34P probably damaging Het
Tmem92 T C 11: 94,669,862 (GRCm39) T90A probably benign Het
Tpr A G 1: 150,321,953 (GRCm39) D42G probably damaging Het
Wt1 A G 2: 104,973,470 (GRCm39) T237A 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
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'- AGAGGCCATGTGTGTATGAG -3'
(R):5'- CCCTTTCAGCGAGCTCTTAG -3'

Sequencing Primer
(F):5'- AGAGGTGATCTGCCCACAG -3'
(R):5'- TCAGCGAGCTCTTAGGGCTG -3'
Posted On 2016-06-06