Incidental Mutation 'R7983:Kcnb2'
ID 651300
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 046024-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R7983 (G1)
Quality Score 225.009
Status Validated
Chromosome 1
Chromosomal Location 15357478-15793974 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 15383004 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Threonine at position 110 (M110T)
Ref Sequence ENSEMBL: ENSMUSP00000126656 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000170146] [ENSMUST00000175681]
AlphaFold A6H8H5
Predicted Effect probably damaging
Transcript: ENSMUST00000170146
AA Change: M110T

PolyPhen 2 Score 0.982 (Sensitivity: 0.75; Specificity: 0.96)
Predicted Effect probably damaging
Transcript: ENSMUST00000175681
AA Change: M110T

PolyPhen 2 Score 0.982 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000135382
Gene: ENSMUSG00000092083
AA Change: M110T

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: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.1%
Validation Efficiency 95% (39/41)
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
Casd1 G T 6: 4,624,472 (GRCm39) E422* probably null Het
Ccdc7a T C 8: 129,607,559 (GRCm39) T1007A possibly damaging Het
Cdr1 AAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAGTCCAAGTCTTCCCAGAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAGTCCAAGTCTTCCCAGAAGTCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCC AAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAGTCCAAGTCTTCCCAGAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAGTCCAAGTCTTCCCAGAAGTCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCC X: 60,228,130 (GRCm39) probably benign Het
Cds2 T G 2: 132,105,430 (GRCm39) probably null Het
Cfap100 G A 6: 90,392,687 (GRCm39) T141I Het
Chd7 T A 4: 8,752,628 (GRCm39) M375K unknown Het
Chd7 T A 4: 8,844,609 (GRCm39) S1573T possibly damaging Het
Cplane1 T A 15: 8,251,299 (GRCm39) V1857E probably benign Het
Crybb2 T C 5: 113,209,946 (GRCm39) E139G probably benign Het
Csn2 T C 5: 87,842,356 (GRCm39) T224A probably benign Het
Csnk2b T C 17: 35,335,304 (GRCm39) H231R possibly damaging Het
Cthrc1 A G 15: 38,940,550 (GRCm39) D51G probably benign Het
Cyp2a5 A T 7: 26,539,866 (GRCm39) T305S probably benign Het
Cyp4a29 A T 4: 115,108,099 (GRCm39) D307V probably damaging Het
Dhrs7b T C 11: 60,743,287 (GRCm39) V188A possibly damaging Het
Dna2 A G 10: 62,791,173 (GRCm39) D224G probably benign Het
Dnah7b T A 1: 46,282,584 (GRCm39) L2906M probably damaging Het
Eif4g3 A T 4: 137,878,904 (GRCm39) E545D probably benign Het
Foxq1 T C 13: 31,743,972 (GRCm39) F358S possibly damaging Het
Galnt16 C T 12: 80,648,598 (GRCm39) H557Y probably benign Het
Ldlrad4 G T 18: 68,368,740 (GRCm39) A66S possibly damaging Het
Nalcn T C 14: 123,830,409 (GRCm39) I144V probably benign Het
Napsa T A 7: 44,234,751 (GRCm39) N295K possibly damaging Het
Nup50l C A 6: 96,142,888 (GRCm39) G52V probably damaging Het
Or2ag20 T C 7: 106,464,958 (GRCm39) V257A probably benign Het
Or5k1b G A 16: 58,581,377 (GRCm39) S54F probably benign Het
Plch1 T C 3: 63,615,164 (GRCm39) D778G probably damaging Het
Pnlip G A 19: 58,668,491 (GRCm39) V361I probably benign Het
Pou4f2 G T 8: 79,161,568 (GRCm39) A345E probably benign Het
Prr11 C T 11: 86,982,637 (GRCm39) D365N possibly damaging Het
Ptprq G T 10: 107,444,272 (GRCm39) S1444* probably null Het
R3hdm4 A T 10: 79,748,557 (GRCm39) V129E probably damaging Het
Retnlg T C 16: 48,693,261 (GRCm39) S13P probably damaging Het
Rgmb T C 17: 16,041,189 (GRCm39) T133A possibly damaging Het
Rin3 A C 12: 102,335,418 (GRCm39) H443P probably benign Het
Rnf152 T C 1: 105,212,089 (GRCm39) D156G probably benign Het
Sfmbt1 A G 14: 30,519,673 (GRCm39) probably null Het
Slc25a46 G A 18: 31,716,483 (GRCm39) R340C probably damaging Het
Sp4 A T 12: 118,264,967 (GRCm39) M1K probably null Het
Ss18l2 T C 9: 121,541,675 (GRCm39) I64T probably damaging Het
Sult2a4 G A 7: 13,649,152 (GRCm39) S219F probably damaging Het
Tnip3 A C 6: 65,515,630 (GRCm39) D25A probably damaging Het
Trac A G 14: 54,458,214 (GRCm39) T79A Het
Vmn2r36 A G 7: 7,905,415 (GRCm39) L16P probably damaging Het
Zswim2 A G 2: 83,753,911 (GRCm39) 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
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'- AGAACTCTGGACAGGCTTCC -3'
(R):5'- CCAGCAAGTCCCAAAGTTTC -3'

Sequencing Primer
(F):5'- ACAGGCTTCCCCGGACAC -3'
(R):5'- GGCAGCAGGTGTTATCAAACTCC -3'
Posted On 2020-09-15