Incidental Mutation 'R3964:Kcnb1'
ID 312233
Institutional Source Beutler Lab
Gene Symbol Kcnb1
Ensembl Gene ENSMUSG00000050556
Gene Name potassium voltage gated channel, Shab-related subfamily, member 1
Synonyms Shab, Kcr1-1, Kv2.1
MMRRC Submission 040933-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R3964 (G1)
Quality Score 225
Status Validated
Chromosome 2
Chromosomal Location 166937889-167032075 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 166946412 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Cysteine to Tyrosine at position 812 (C812Y)
Ref Sequence ENSEMBL: ENSMUSP00000147093 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000059826] [ENSMUST00000207917]
AlphaFold Q03717
Predicted Effect probably damaging
Transcript: ENSMUST00000059826
AA Change: C812Y

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000057981
Gene: ENSMUSG00000050556
AA Change: C812Y

DomainStartEndE-ValueType
BTB 31 140 1.3e-14 SMART
low complexity region 150 162 N/A INTRINSIC
Pfam:Ion_trans 188 424 2.4e-50 PFAM
Pfam:Ion_trans_2 332 418 1.2e-13 PFAM
Pfam:Kv2channel 467 618 5.4e-48 PFAM
low complexity region 698 706 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000144351
Predicted Effect noncoding transcript
Transcript: ENSMUST00000148226
Predicted Effect probably damaging
Transcript: ENSMUST00000207917
AA Change: C812Y

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Meta Mutation Damage Score 0.4414 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 97.1%
  • 20x: 94.3%
Validation Efficiency 98% (64/65)
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 and its activity is modulated by some other family members. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a null allele show reduced fasting glucose levels, hyperinsulinemia, improved glucose tolerance, altered glucose-induced electrical activity of pancreatic beta cells, and enhanced insulin secretion. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 63 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam21 C A 12: 81,607,583 (GRCm39) A60S possibly damaging Het
Arpp21 C G 9: 111,894,844 (GRCm39) V805L probably damaging Het
C1galt1c1 A T X: 37,720,453 (GRCm39) V181E probably benign Het
Cdh18 A T 15: 23,474,187 (GRCm39) T686S probably benign Het
Cemip T A 7: 83,600,717 (GRCm39) Y968F probably benign Het
Cep70 T A 9: 99,180,587 (GRCm39) F581I probably damaging Het
Ctc1 T A 11: 68,921,954 (GRCm39) V800D probably damaging Het
Cttnbp2nl T C 3: 104,913,321 (GRCm39) K188E probably damaging Het
Cux1 A G 5: 136,311,796 (GRCm39) V1180A probably damaging Het
Cux2 G T 5: 122,025,539 (GRCm39) S43* probably null Het
Dhx57 T A 17: 80,572,541 (GRCm39) K711* probably null Het
Ehbp1l1 C T 19: 5,760,601 (GRCm39) probably null Het
Esyt3 T A 9: 99,202,375 (GRCm39) D512V probably damaging Het
Gadl1 T C 9: 115,794,676 (GRCm39) S284P probably damaging Het
Gm14137 T A 2: 119,005,497 (GRCm39) S19T probably benign Het
Gpr141b A G 13: 19,913,614 (GRCm39) noncoding transcript Het
Gprc6a CAAA CA 10: 51,491,776 (GRCm39) probably null Het
Gsdmc2 A G 15: 63,721,683 (GRCm39) probably benign Het
Hmcn1 T C 1: 150,449,320 (GRCm39) T110A probably benign Het
Il23r G A 6: 67,443,281 (GRCm39) T274I probably benign Het
Inhbb C A 1: 119,345,291 (GRCm39) G333W probably damaging Het
Lrp1b A G 2: 41,202,482 (GRCm39) probably benign Het
Med31 C T 11: 72,102,755 (GRCm39) A118T probably benign Het
Mov10l1 A G 15: 88,896,366 (GRCm39) I737V probably benign Het
Mrs2 A G 13: 25,185,746 (GRCm39) I142T possibly damaging Het
Ms4a6b T C 19: 11,499,098 (GRCm39) S71P probably benign Het
Muc2 G A 7: 141,286,233 (GRCm39) R120H probably benign Het
Muc5b A T 7: 141,420,705 (GRCm39) I4191F possibly damaging Het
Myrf T C 19: 10,196,979 (GRCm39) E267G probably benign Het
Nfatc2 C T 2: 168,346,469 (GRCm39) S875N probably benign Het
Nmi T C 2: 51,846,081 (GRCm39) E67G possibly damaging Het
Nrap T C 19: 56,330,576 (GRCm39) S1126G probably damaging Het
Nucb2 A G 7: 116,128,110 (GRCm39) E273G probably damaging Het
Or10g9 A T 9: 39,911,767 (GRCm39) V252E possibly damaging Het
Or1j4 A G 2: 36,740,729 (GRCm39) T224A probably benign Het
Or8b1b T C 9: 38,375,979 (GRCm39) I214T probably benign Het
Or8b51 G A 9: 38,569,023 (GRCm39) L222F probably benign Het
Pcdhga12 A T 18: 37,900,254 (GRCm39) Q362L probably benign Het
Peak1 C T 9: 56,167,263 (GRCm39) E222K probably damaging Het
Pik3r1 T C 13: 101,825,193 (GRCm39) E458G possibly damaging Het
Pls1 T C 9: 95,667,665 (GRCm39) Q81R probably benign Het
Plxdc2 T A 2: 16,665,651 (GRCm39) F284I probably damaging Het
Plxna2 C T 1: 194,431,625 (GRCm39) S538F probably damaging Het
Pole A G 5: 110,460,648 (GRCm39) K1143E probably damaging Het
Ppfia4 A T 1: 134,250,754 (GRCm39) D478E probably benign Het
Ptprd A G 4: 75,978,073 (GRCm39) probably benign Het
Ptprj A G 2: 90,298,785 (GRCm39) I315T probably benign Het
Rims1 T C 1: 22,497,709 (GRCm39) probably null Het
Rnf13 G A 3: 57,676,533 (GRCm39) G63S probably damaging Het
Rsf1 GCG GCGACGGCGACG 7: 97,229,114 (GRCm39) probably benign Het
Shld2 T A 14: 33,981,644 (GRCm39) Q498L probably damaging Het
Slc50a1 T C 3: 89,176,093 (GRCm39) I151V probably benign Het
Snx27 T A 3: 94,438,613 (GRCm39) R207S probably damaging Het
Sos1 C T 17: 80,762,608 (GRCm39) R73H probably damaging Het
Tbc1d9b A G 11: 50,059,523 (GRCm39) E975G possibly damaging Het
Tbccd1 A G 16: 22,660,523 (GRCm39) S98P probably damaging Het
Timd5 T A 11: 46,426,340 (GRCm39) V149D possibly damaging Het
Tmx4 T C 2: 134,441,981 (GRCm39) I206V possibly damaging Het
Upf1 C T 8: 70,791,110 (GRCm39) R544H probably damaging Het
Usp19 T A 9: 108,375,228 (GRCm39) V818E probably damaging Het
Wdr38 A G 2: 38,889,362 (GRCm39) Y51C probably damaging Het
Zfp456 T C 13: 67,514,900 (GRCm39) T269A probably benign Het
Zfp628 T C 7: 4,924,744 (GRCm39) S989P probably benign Het
Other mutations in Kcnb1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01593:Kcnb1 APN 2 166,948,127 (GRCm39) missense probably damaging 1.00
IGL02945:Kcnb1 APN 2 167,030,308 (GRCm39) missense probably benign 0.03
R0139:Kcnb1 UTSW 2 166,947,459 (GRCm39) missense possibly damaging 0.94
R0144:Kcnb1 UTSW 2 166,946,467 (GRCm39) missense probably damaging 1.00
R0238:Kcnb1 UTSW 2 166,946,889 (GRCm39) missense probably benign 0.04
R0238:Kcnb1 UTSW 2 166,946,889 (GRCm39) missense probably benign 0.04
R0848:Kcnb1 UTSW 2 166,948,187 (GRCm39) missense probably damaging 1.00
R2869:Kcnb1 UTSW 2 166,947,855 (GRCm39) missense probably damaging 1.00
R2869:Kcnb1 UTSW 2 166,947,855 (GRCm39) missense probably damaging 1.00
R3966:Kcnb1 UTSW 2 166,946,412 (GRCm39) missense probably damaging 1.00
R4254:Kcnb1 UTSW 2 166,947,651 (GRCm39) missense probably damaging 1.00
R4418:Kcnb1 UTSW 2 166,947,595 (GRCm39) nonsense probably null
R4625:Kcnb1 UTSW 2 167,030,153 (GRCm39) missense probably damaging 1.00
R4949:Kcnb1 UTSW 2 166,947,521 (GRCm39) missense probably damaging 1.00
R5144:Kcnb1 UTSW 2 166,947,864 (GRCm39) missense probably damaging 1.00
R5249:Kcnb1 UTSW 2 166,947,103 (GRCm39) missense possibly damaging 0.95
R5849:Kcnb1 UTSW 2 166,947,946 (GRCm39) missense probably damaging 1.00
R5869:Kcnb1 UTSW 2 167,029,991 (GRCm39) missense probably benign 0.01
R6108:Kcnb1 UTSW 2 166,947,060 (GRCm39) missense probably damaging 1.00
R6636:Kcnb1 UTSW 2 166,947,774 (GRCm39) missense probably damaging 0.99
R6637:Kcnb1 UTSW 2 166,947,774 (GRCm39) missense probably damaging 0.99
R6880:Kcnb1 UTSW 2 166,947,727 (GRCm39) missense probably damaging 1.00
R7391:Kcnb1 UTSW 2 166,947,370 (GRCm39) missense probably damaging 1.00
R7401:Kcnb1 UTSW 2 167,030,204 (GRCm39) missense probably damaging 0.99
R7651:Kcnb1 UTSW 2 167,030,281 (GRCm39) missense probably damaging 1.00
R7744:Kcnb1 UTSW 2 167,030,251 (GRCm39) missense probably damaging 1.00
R7825:Kcnb1 UTSW 2 166,947,892 (GRCm39) missense probably damaging 1.00
R7848:Kcnb1 UTSW 2 166,948,188 (GRCm39) missense probably damaging 1.00
R7934:Kcnb1 UTSW 2 166,946,536 (GRCm39) missense probably benign 0.03
R8215:Kcnb1 UTSW 2 166,946,361 (GRCm39) missense probably benign 0.43
R8241:Kcnb1 UTSW 2 166,948,117 (GRCm39) missense probably damaging 1.00
R8388:Kcnb1 UTSW 2 166,947,217 (GRCm39) missense probably benign
R8553:Kcnb1 UTSW 2 166,946,531 (GRCm39) missense possibly damaging 0.67
R9353:Kcnb1 UTSW 2 166,947,007 (GRCm39) missense probably benign
R9622:Kcnb1 UTSW 2 167,030,161 (GRCm39) missense probably damaging 1.00
Z1088:Kcnb1 UTSW 2 167,029,981 (GRCm39) missense probably benign 0.38
Z1176:Kcnb1 UTSW 2 167,030,322 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- CCTGCAAATACCCTCTGTGG -3'
(R):5'- TGCCTCCCTCTTAGACAAGC -3'

Sequencing Primer
(F):5'- CAAATACCCTCTGTGGTAGGG -3'
(R):5'- ATAGCGTTCAACTTCGAGGC -3'
Posted On 2015-04-29