Incidental Mutation 'R5849:Kcnb1'
ID 453752
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 044066-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5849 (G1)
Quality Score 211
Status Validated
Chromosome 2
Chromosomal Location 166937889-167032075 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 166947946 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Phenylalanine at position 301 (I301F)
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: I301F

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000057981
Gene: ENSMUSG00000050556
AA Change: I301F

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: I301F

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Meta Mutation Damage Score 0.8942 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.1%
  • 20x: 94.3%
Validation Efficiency 96% (72/75)
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: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930553M12Rik T C 4: 88,786,596 (GRCm39) I7M unknown Het
Abca8b C A 11: 109,868,639 (GRCm39) G175V probably damaging Het
Agbl1 T C 7: 75,974,846 (GRCm39) S113P probably benign Het
Ak9 A G 10: 41,224,045 (GRCm39) D486G probably benign Het
Aopep A G 13: 63,163,312 (GRCm39) D111G probably benign Het
Arhgap11a T C 2: 113,665,192 (GRCm39) S469G probably null Het
Comtd1 C T 14: 21,898,188 (GRCm39) G48D probably damaging Het
Cyp27a1 T C 1: 74,775,843 (GRCm39) S343P probably damaging Het
Dcun1d1 T A 3: 35,970,333 (GRCm39) probably benign Het
Dennd4c T C 4: 86,744,223 (GRCm39) I1404T possibly damaging Het
Dlgap5 A G 14: 47,626,892 (GRCm39) S766P possibly damaging Het
Ebf1 T A 11: 44,881,331 (GRCm39) probably null Het
Flcn T A 11: 59,695,586 (GRCm39) I4L probably damaging Het
Gm57858 A T 3: 36,087,026 (GRCm39) D189E possibly damaging Het
Grin2c T C 11: 115,151,817 (GRCm39) T48A probably benign Het
Hyal5 T A 6: 24,891,555 (GRCm39) S456R probably benign Het
Igf1r A G 7: 67,839,781 (GRCm39) D696G probably benign Het
Iqgap1 A T 7: 80,452,906 (GRCm39) V13D probably benign Het
Itgal A G 7: 126,916,492 (GRCm39) N728S probably benign Het
Kcnd3 A G 3: 105,366,111 (GRCm39) probably benign Het
Kdm4a C T 4: 118,019,037 (GRCm39) R393Q probably benign Het
Lcn9 G A 2: 25,713,268 (GRCm39) probably null Het
Madcam1 T A 10: 79,500,824 (GRCm39) M47K probably benign Het
Matn3 A G 12: 9,008,829 (GRCm39) Q314R probably benign Het
Msh3 A T 13: 92,386,386 (GRCm39) D826E possibly damaging Het
Muc4 A T 16: 32,595,213 (GRCm39) T3088S possibly damaging Het
Mup3 T G 4: 62,005,172 (GRCm39) probably null Het
Myo15b A G 11: 115,772,759 (GRCm39) K1807E probably damaging Het
Myrip A G 9: 120,282,759 (GRCm39) D688G probably damaging Het
Nup153 A G 13: 46,840,452 (GRCm39) F1052S probably damaging Het
Oplah T A 15: 76,181,547 (GRCm39) probably benign Het
Or4f14d A T 2: 111,960,223 (GRCm39) I311K probably benign Het
Or52r1c T A 7: 102,734,728 (GRCm39) M1K probably null Het
Or6z3 A T 7: 6,463,993 (GRCm39) I162F possibly damaging Het
Or9g19 A T 2: 85,600,768 (GRCm39) I208F probably benign Het
Pacsin2 A G 15: 83,274,719 (GRCm39) F120L possibly damaging Het
Ppp1r36 C A 12: 76,485,931 (GRCm39) P363Q probably damaging Het
Rai1 C A 11: 60,081,347 (GRCm39) H1804N possibly damaging Het
Rictor G A 15: 6,823,487 (GRCm39) E1555K probably benign Het
Rnf214 G A 9: 45,779,386 (GRCm39) P455S probably damaging Het
Rnf220 T C 4: 117,134,809 (GRCm39) T188A possibly damaging Het
S1pr4 C T 10: 81,335,157 (GRCm39) V106M possibly damaging Het
Sall2 C A 14: 52,551,704 (GRCm39) S495I probably benign Het
Sars2 A G 7: 28,443,683 (GRCm39) E95G possibly damaging Het
Sema3f G A 9: 107,559,815 (GRCm39) T693M probably damaging Het
Slfn2 C A 11: 82,960,402 (GRCm39) T127K probably benign Het
Snrpe T A 1: 133,536,652 (GRCm39) I43L probably benign Het
Srsf1 T C 11: 87,938,684 (GRCm39) I7T possibly damaging Het
Ssbp1 T A 6: 40,453,837 (GRCm39) probably benign Het
Stbd1 T G 5: 92,752,854 (GRCm39) F115V probably benign Het
Stk11ip T A 1: 75,503,999 (GRCm39) probably null Het
Taf1b T A 12: 24,550,524 (GRCm39) N36K probably damaging Het
Tanc1 A T 2: 59,630,248 (GRCm39) M743L probably benign Het
Tnfsf12 C A 11: 69,577,793 (GRCm39) R208L probably damaging Het
Trafd1 T C 5: 121,511,534 (GRCm39) D428G probably damaging Het
Trim24 A G 6: 37,934,664 (GRCm39) E793G probably damaging Het
Tspan32 T C 7: 142,569,324 (GRCm39) C100R probably damaging Het
Ttn T C 2: 76,576,586 (GRCm39) D16442G probably damaging Het
Ube3c T A 5: 29,863,407 (GRCm39) L894Q probably damaging Het
Wfs1 C G 5: 37,130,608 (GRCm39) G213R probably damaging Het
Zfp384 G A 6: 125,001,062 (GRCm39) A45T possibly damaging Het
Zfp865 G T 7: 5,034,086 (GRCm39) K690N probably 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
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'- TCATGGTGATGGTAGCCCAC -3'
(R):5'- CCATGGAGTACTTGCTGAGG -3'

Sequencing Primer
(F):5'- ATGCTTTTGAACTTGGTGTCATCC -3'
(R):5'- AGTACTTGCTGAGGTTCCTGTCC -3'
Posted On 2017-02-10