Incidental Mutation 'R7401:Kcnb1'
ID 574150
Institutional Source Beutler Lab
Gene Symbol Kcnb1
Ensembl Gene ENSMUSG00000050556
Gene Name potassium voltage gated channel, Shab-related subfamily, member 1
Synonyms Kcr1-1, Shab, Kv2.1
MMRRC Submission
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R7401 (G1)
Quality Score 225.009
Status Not validated
Chromosome 2
Chromosomal Location 167095969-167190155 bp(-) (GRCm38)
Type of Mutation missense
DNA Base Change (assembly) T to C at 167188284 bp (GRCm38)
Zygosity Heterozygous
Amino Acid Change Serine to Glycine at position 114 (S114G)
Ref Sequence ENSEMBL: ENSMUSP00000057981 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000059826] [ENSMUST00000088041] [ENSMUST00000207917]
AlphaFold Q03717
Predicted Effect probably damaging
Transcript: ENSMUST00000059826
AA Change: S114G

PolyPhen 2 Score 0.994 (Sensitivity: 0.69; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000057981
Gene: ENSMUSG00000050556
AA Change: S114G

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 benign
Transcript: ENSMUST00000088041
SMART Domains Protein: ENSMUSP00000085357
Gene: ENSMUSG00000017969

DomainStartEndE-ValueType
low complexity region 4 27 N/A INTRINSIC
Pfam:p450 31 496 1.9e-37 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000207917
AA Change: S114G

PolyPhen 2 Score 0.994 (Sensitivity: 0.69; Specificity: 0.97)
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.7%
  • 20x: 99.2%
Validation Efficiency
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: 73 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2610318N02Rik A T 16: 17,118,404 L152Q probably benign Het
Abcg3 A T 5: 104,966,774 N292K probably damaging Het
Adamts3 T A 5: 89,707,450 probably null Het
Adgrg7 T C 16: 56,742,418 N519D probably benign Het
Adsl A G 15: 80,962,782 H263R probably damaging Het
Ak9 A T 10: 41,423,004 D1567V unknown Het
Bscl2 T C 19: 8,846,550 F280L possibly damaging Het
Cacna1b T A 2: 24,679,294 T873S probably benign Het
Cacna1c T C 6: 119,052,708 probably null Het
Cast G T 13: 74,808,458 A18E unknown Het
Ccdc114 A C 7: 45,942,765 Q323P probably damaging Het
Cd207 A C 6: 83,677,848 probably benign Het
Cd79b A G 11: 106,312,852 S130P probably benign Het
Cfap52 A T 11: 67,949,633 N157K probably benign Het
Cfap57 C T 4: 118,614,931 V84I probably benign Het
Chaf1b G T 16: 93,884,380 probably benign Het
Cntn1 A G 15: 92,317,989 I968V probably benign Het
Cntn5 C T 9: 9,833,461 V362I probably benign Het
Crem A G 18: 3,295,329 S80P probably damaging Het
Csnk1g3 C T 18: 53,930,318 T267I probably damaging Het
Cyth1 A T 11: 118,182,251 N274K possibly damaging Het
Dicer1 C T 12: 104,712,278 G594S probably benign Het
Enpp1 C T 10: 24,645,282 C849Y probably damaging Het
Fam193a A G 5: 34,465,635 E1189G possibly damaging Het
Fermt1 C A 2: 132,917,559 V426L probably benign Het
Fes A G 7: 80,378,776 probably null Het
Gm16486 T C 8: 70,717,272 I1337T probably benign Het
Gmeb1 C A 4: 132,225,774 L560F probably damaging Het
Hace1 T C 10: 45,670,626 L452P probably damaging Het
Hecw2 T A 1: 53,904,343 H975L probably damaging Het
Idh2 GGTCCCAG GG 7: 80,098,329 probably benign Het
Il1r2 T A 1: 40,123,210 C338S probably damaging Het
Lce1c A T 3: 92,680,316 T17S unknown Het
Lhfpl4 C A 6: 113,176,666 L141F possibly damaging Het
Ms4a14 T C 19: 11,302,230 E988G possibly damaging Het
Naip5 T C 13: 100,219,696 Q1137R probably benign Het
Naip5 G T 13: 100,219,697 Q1137K not run Het
Neurod1 T A 2: 79,454,946 D31V probably benign Het
Neurod4 A G 10: 130,271,058 C116R probably damaging Het
Nisch A G 14: 31,206,580 V28A probably benign Het
Olfr1174-ps T G 2: 88,311,428 M123L probably benign Het
Olfr1245 A G 2: 89,575,105 V207A probably benign Het
Pabpc4l A T 3: 46,446,252 I319N probably damaging Het
Pabpc4l T A 3: 46,446,589 R207W probably damaging Het
Pcm1 G A 8: 41,309,531 D1371N probably damaging Het
Peg10 G GGTC 6: 4,756,452 probably benign Het
Plxnc1 C T 10: 94,871,005 A557T probably benign Het
Prkdc T A 16: 15,648,738 V58D probably damaging Het
Prpf40a A G 2: 53,156,947 V259A probably benign Het
Psmd3 A T 11: 98,685,640 T123S probably benign Het
Ptgr2 G T 12: 84,292,329 probably benign Het
Ptprr A G 10: 116,048,236 H66R probably benign Het
Rftn2 A G 1: 55,194,242 probably null Het
Rsph14 T A 10: 75,029,796 E70V possibly damaging Het
Slc24a5 G A 2: 125,088,191 V471I probably benign Het
Sorbs1 G C 19: 40,376,800 R180G probably benign Het
Spag9 A T 11: 94,097,689 T862S probably benign Het
Ssbp2 T A 13: 91,690,883 D291E probably benign Het
Supt5 T C 7: 28,323,772 K329E probably damaging Het
Syne2 G T 12: 75,967,381 K3115N probably damaging Het
Tars A T 15: 11,392,009 L239* probably null Het
Tbxa2r T C 10: 81,332,791 Y105H probably benign Het
Tesk1 T A 4: 43,445,743 D265E probably damaging Het
Tril T C 6: 53,818,281 D652G possibly damaging Het
Tsga10 T C 1: 37,834,187 R204G probably null Het
Twnk A G 19: 45,011,780 D645G probably benign Het
Umodl1 A T 17: 30,998,148 D1118V probably damaging Het
Unc119 T C 11: 78,347,245 I83T probably benign Het
Unc80 T C 1: 66,646,415 W2233R possibly damaging Het
Vmn1r45 T A 6: 89,933,434 T185S possibly damaging Het
Vmn2r111 G T 17: 22,571,086 T313K possibly damaging Het
Wdr4 A G 17: 31,509,832 L123S probably damaging Het
Zfpm2 A G 15: 41,102,990 E957G possibly damaging Het
Other mutations in Kcnb1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01593:Kcnb1 APN 2 167106207 missense probably damaging 1.00
IGL02945:Kcnb1 APN 2 167188388 missense probably benign 0.03
R0139:Kcnb1 UTSW 2 167105539 missense possibly damaging 0.94
R0144:Kcnb1 UTSW 2 167104547 missense probably damaging 1.00
R0238:Kcnb1 UTSW 2 167104969 missense probably benign 0.04
R0238:Kcnb1 UTSW 2 167104969 missense probably benign 0.04
R0848:Kcnb1 UTSW 2 167106267 missense probably damaging 1.00
R2869:Kcnb1 UTSW 2 167105935 missense probably damaging 1.00
R2869:Kcnb1 UTSW 2 167105935 missense probably damaging 1.00
R3964:Kcnb1 UTSW 2 167104492 missense probably damaging 1.00
R3966:Kcnb1 UTSW 2 167104492 missense probably damaging 1.00
R4254:Kcnb1 UTSW 2 167105731 missense probably damaging 1.00
R4418:Kcnb1 UTSW 2 167105675 nonsense probably null
R4625:Kcnb1 UTSW 2 167188233 missense probably damaging 1.00
R4949:Kcnb1 UTSW 2 167105601 missense probably damaging 1.00
R5144:Kcnb1 UTSW 2 167105944 missense probably damaging 1.00
R5249:Kcnb1 UTSW 2 167105183 missense possibly damaging 0.95
R5849:Kcnb1 UTSW 2 167106026 missense probably damaging 1.00
R5869:Kcnb1 UTSW 2 167188071 missense probably benign 0.01
R6108:Kcnb1 UTSW 2 167105140 missense probably damaging 1.00
R6636:Kcnb1 UTSW 2 167105854 missense probably damaging 0.99
R6637:Kcnb1 UTSW 2 167105854 missense probably damaging 0.99
R6880:Kcnb1 UTSW 2 167105807 missense probably damaging 1.00
R7391:Kcnb1 UTSW 2 167105450 missense probably damaging 1.00
R7651:Kcnb1 UTSW 2 167188361 missense probably damaging 1.00
R7744:Kcnb1 UTSW 2 167188331 missense probably damaging 1.00
R7825:Kcnb1 UTSW 2 167105972 missense probably damaging 1.00
R7848:Kcnb1 UTSW 2 167106268 missense probably damaging 1.00
R7934:Kcnb1 UTSW 2 167104616 missense probably benign 0.03
R8215:Kcnb1 UTSW 2 167104441 missense probably benign 0.43
R8241:Kcnb1 UTSW 2 167106197 missense probably damaging 1.00
R8388:Kcnb1 UTSW 2 167105297 missense probably benign
R8553:Kcnb1 UTSW 2 167104611 missense possibly damaging 0.67
R9353:Kcnb1 UTSW 2 167105087 missense probably benign
R9622:Kcnb1 UTSW 2 167188241 missense probably damaging 1.00
Z1088:Kcnb1 UTSW 2 167188061 missense probably benign 0.38
Z1176:Kcnb1 UTSW 2 167188402 missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- CAGCAGGTCCCAAAGTTTCTTCC -3'
(R):5'- TCACAGTACGGTTCGCTGAC -3'

Sequencing Primer
(F):5'- CTCTTCTCAGCACAGCACG -3'
(R):5'- GCATGACGAAGCATGGCTC -3'
Posted On 2019-09-13