Incidental Mutation 'R7848:Kcnb1'
ID 606716
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 045902-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R7848 (G1)
Quality Score 225.009
Status Validated
Chromosome 2
Chromosomal Location 166937889-167032075 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 166948188 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Phenylalanine to Serine at position 220 (F220S)
Ref Sequence ENSEMBL: ENSMUSP00000057981 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000059826] [ENSMUST00000207917]
AlphaFold Q03717
Predicted Effect probably damaging
Transcript: ENSMUST00000059826
AA Change: F220S

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000057981
Gene: ENSMUSG00000050556
AA Change: F220S

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 probably damaging
Transcript: ENSMUST00000207917
AA Change: F220S

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Meta Mutation Damage Score 0.7673 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.3%
Validation Efficiency 100% (62/62)
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: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2900026A02Rik C T 5: 113,340,007 (GRCm39) A2T probably damaging Het
Abca3 G T 17: 24,603,506 (GRCm39) G566V probably damaging Het
Aff4 C A 11: 53,295,339 (GRCm39) N846K probably benign Het
Aldh1l2 C T 10: 83,335,707 (GRCm39) R714Q probably benign Het
Cbln1 T C 8: 88,198,328 (GRCm39) T126A probably damaging Het
Ccdc85a A G 11: 28,346,123 (GRCm39) S446P possibly damaging Het
Ccdc87 A G 19: 4,891,536 (GRCm39) Q676R probably damaging Het
Cenatac A G 9: 44,324,939 (GRCm39) S139P probably damaging Het
Col26a1 T C 5: 136,775,907 (GRCm39) K349E possibly damaging Het
Col6a5 T C 9: 105,805,385 (GRCm39) I1174V unknown Het
Cyth1 TGGGCAA T 11: 118,074,749 (GRCm39) probably null Het
Dmxl1 A G 18: 49,973,557 (GRCm39) D64G possibly damaging Het
Dnajc15 T C 14: 78,077,643 (GRCm39) H114R probably damaging Het
Espl1 T C 15: 102,224,961 (GRCm39) F1390S probably damaging Het
F5 T C 1: 163,989,446 (GRCm39) I116T possibly damaging Het
Fam120b T C 17: 15,626,036 (GRCm39) V463A possibly damaging Het
Fat4 A G 3: 38,942,000 (GRCm39) M298V probably benign Het
Fhad1 A T 4: 141,632,913 (GRCm39) M1197K probably benign Het
Fn1 T A 1: 71,689,760 (GRCm39) I127F probably damaging Het
Frmd4a A G 2: 4,596,728 (GRCm39) probably benign Het
Gabpb2 A T 3: 95,097,959 (GRCm39) V238E probably damaging Het
Gnpat C A 8: 125,613,630 (GRCm39) Q626K possibly damaging Het
Gstm7 A T 3: 107,835,902 (GRCm39) probably null Het
Gys2 G T 6: 142,391,741 (GRCm39) S507* probably null Het
Ippk T A 13: 49,596,972 (GRCm39) probably null Het
Itga8 T A 2: 12,196,548 (GRCm39) N623I probably damaging Het
Kiz T A 2: 146,731,100 (GRCm39) S197T probably benign Het
Klhl42 A G 6: 147,009,598 (GRCm39) N479S probably damaging Het
Lims2 A G 18: 32,091,301 (GRCm39) *60W probably null Het
Lrch4 A G 5: 137,632,116 (GRCm39) N124S probably damaging Het
Man2a2 G C 7: 80,018,613 (GRCm39) A82G probably benign Het
Map3k13 T C 16: 21,724,621 (GRCm39) V373A probably damaging Het
Mapkapk5 A G 5: 121,683,232 (GRCm39) I11T probably benign Het
Mroh2b C T 15: 4,967,861 (GRCm39) Q967* probably null Het
Mthfd1l A G 10: 4,033,739 (GRCm39) T709A possibly damaging Het
Muc6 T C 7: 141,232,188 (GRCm39) T939A possibly damaging Het
Ncam2 C T 16: 81,287,267 (GRCm39) H394Y probably benign Het
Ncoa7 A T 10: 30,524,414 (GRCm39) N161K possibly damaging Het
Nr2c1 C T 10: 94,026,508 (GRCm39) S461L probably benign Het
Nrg3 T C 14: 38,390,240 (GRCm39) E323G probably damaging Het
Nufip1 G A 14: 76,351,661 (GRCm39) R172H probably damaging Het
Nup210l A G 3: 90,111,212 (GRCm39) T1705A probably benign Het
Oaf G A 9: 43,134,077 (GRCm39) R215C probably damaging Het
Ogfr T C 2: 180,234,226 (GRCm39) L99P probably damaging Het
Or10am5 T C 7: 6,517,861 (GRCm39) D189G probably damaging Het
Or51a43 T A 7: 103,717,302 (GRCm39) N312I probably benign Het
Pcare T C 17: 72,056,188 (GRCm39) D1163G probably benign Het
Pcdh18 A T 3: 49,710,446 (GRCm39) S290T possibly damaging Het
Pklr T G 3: 89,050,285 (GRCm39) I378S possibly damaging Het
Rbm12 A T 2: 155,938,136 (GRCm39) M712K probably benign Het
Rnase10 T C 14: 51,246,970 (GRCm39) V116A possibly damaging Het
Scube3 T C 17: 28,384,569 (GRCm39) L621P probably benign Het
Slc35e1 T C 8: 73,246,280 (GRCm39) I51V probably benign Het
Smcr8 A G 11: 60,670,750 (GRCm39) T633A probably benign Het
St18 T C 1: 6,927,669 (GRCm39) probably null Het
Tm9sf4 T A 2: 153,044,275 (GRCm39) I509N probably damaging Het
Tmcc2 T C 1: 132,288,359 (GRCm39) K443E probably damaging Het
Tmem98 T G 11: 80,710,758 (GRCm39) V139G probably damaging Het
Trgv5 G A 13: 19,376,849 (GRCm39) V99I probably damaging Het
Ttll1 T C 15: 83,381,573 (GRCm39) E232G probably damaging Het
Zfp442 T C 2: 150,253,146 (GRCm39) N39D possibly damaging 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
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
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'- AGCACGCTCTTGTTGGATTC -3'
(R):5'- AAAGCTGCGATGACCGTGTG -3'

Sequencing Primer
(F):5'- ATTCTGTGAGGAAGATGGTGAC -3'
(R):5'- ATGACCGTGTGTGAGGGCC -3'
Posted On 2019-12-20