Incidental Mutation 'R5144:Kcnb1'
ID 395040
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 042728-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5144 (G1)
Quality Score 225
Status Validated
Chromosome 2
Chromosomal Location 166937889-167032075 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 166947864 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Phenylalanine at position 328 (Y328F)
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: Y328F

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000057981
Gene: ENSMUSG00000050556
AA Change: Y328F

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: Y328F

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Meta Mutation Damage Score 0.5854 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 96.9%
  • 20x: 94.1%
Validation Efficiency 96% (47/49)
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: 44 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4933409G03Rik T A 2: 68,446,604 (GRCm39) probably benign Het
Arpc2 A T 1: 74,287,367 (GRCm39) K62N probably damaging Het
B4galt5 C T 2: 167,148,516 (GRCm39) E201K possibly damaging Het
Bub1b C T 2: 118,445,980 (GRCm39) T334M possibly damaging Het
Ccdc71 T C 9: 108,341,051 (GRCm39) V288A probably benign Het
Cep350 G A 1: 155,786,896 (GRCm39) R1444W probably damaging Het
Chrna4 A G 2: 180,666,623 (GRCm39) L605P probably damaging Het
Col6a5 T A 9: 105,766,482 (GRCm39) I1813F probably damaging Het
Col9a1 A G 1: 24,278,434 (GRCm39) I821V probably benign Het
D430041D05Rik T C 2: 104,088,847 (GRCm39) D43G probably damaging Het
Depdc7 T C 2: 104,560,598 (GRCm39) Y132C probably damaging Het
Dppa2 T C 16: 48,137,666 (GRCm39) V216A probably damaging Het
Ect2l A T 10: 18,020,325 (GRCm39) N598K probably benign Het
Eif3c T C 7: 126,162,238 (GRCm39) T195A probably benign Het
Epg5 T C 18: 78,058,895 (GRCm39) V1883A probably damaging Het
Ino80c T A 18: 24,241,935 (GRCm39) D150V probably benign Het
Kcnj3 G A 2: 55,337,059 (GRCm39) probably null Het
Ncor1 T G 11: 62,240,290 (GRCm39) S894R probably damaging Het
Nlgn3 G A X: 100,361,891 (GRCm39) V287I probably benign Het
Nod2 T C 8: 89,379,694 (GRCm39) V72A probably damaging Het
Nudt19 T C 7: 35,254,650 (GRCm39) T194A probably benign Het
Or1j4 A T 2: 36,740,156 (GRCm39) T33S probably benign Het
Or8b53 C T 9: 38,667,689 (GRCm39) S235L possibly damaging Het
Pappa2 T A 1: 158,784,703 (GRCm39) R102S probably benign Het
Pik3c2a T C 7: 115,950,021 (GRCm39) N1332S probably benign Het
Plppr1 T A 4: 49,319,800 (GRCm39) V142E possibly damaging Het
Prdm6 C A 18: 53,598,110 (GRCm39) probably benign Het
Prm2 T A 16: 10,609,732 (GRCm39) probably benign Het
Prmt3 T C 7: 49,435,883 (GRCm39) S155P possibly damaging Het
Rars2 T C 4: 34,656,793 (GRCm39) Y481H probably benign Het
Rgs2 G A 1: 143,877,437 (GRCm39) T206M probably benign Het
Slc2a8 C T 2: 32,871,785 (GRCm39) R56H probably damaging Het
Spmip11 C A 15: 98,483,148 (GRCm39) probably null Het
Stk35 T A 2: 129,652,855 (GRCm39) M452K probably damaging Het
Tcf3 G A 10: 80,251,071 (GRCm39) H454Y probably damaging Het
Tgm3 C T 2: 129,890,202 (GRCm39) S655F possibly damaging Het
Tssc4 T G 7: 142,623,770 (GRCm39) L26R probably damaging Het
Utp11 A T 4: 124,572,695 (GRCm39) probably benign Het
Vmn1r237 C G 17: 21,534,688 (GRCm39) A137G possibly damaging Het
Vmn2r129 G T 4: 156,686,692 (GRCm39) noncoding transcript Het
Vps8 T C 16: 21,378,103 (GRCm39) L1038P probably damaging Het
Wipf3 C T 6: 54,462,660 (GRCm39) A290V probably damaging Het
Zdhhc25 T G 15: 88,485,259 (GRCm39) L198R probably damaging Het
Zdhhc6 A T 19: 55,302,998 (GRCm39) M1K probably null 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
R3964:Kcnb1 UTSW 2 166,946,412 (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
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'- GAGAGTCTTAGGGTAGATGTCTCC -3'
(R):5'- TGGAAGTTCTTTAAGGGCCCC -3'

Sequencing Primer
(F):5'- TAGGGTAGATGTCTCCGTAACCAAC -3'
(R):5'- AACGCCATTGACTTACTGGC -3'
Posted On 2016-06-21