Incidental Mutation 'R5444:Kcnb2'
ID 427310
Institutional Source Beutler Lab
Gene Symbol Kcnb2
Ensembl Gene ENSMUSG00000092083
Gene Name potassium voltage gated channel, Shab-related subfamily, member 2
Synonyms Kv2.2, 9630047L19Rik
MMRRC Submission 043009-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5444 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 15357478-15793974 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 15781716 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Phenylalanine at position 863 (I863F)
Ref Sequence ENSEMBL: ENSMUSP00000135382 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000170146] [ENSMUST00000175681]
AlphaFold A6H8H5
Predicted Effect probably benign
Transcript: ENSMUST00000170146
AA Change: I863F

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
Predicted Effect probably benign
Transcript: ENSMUST00000175681
AA Change: I863F

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000135382
Gene: ENSMUSG00000092083
AA Change: I863F

DomainStartEndE-ValueType
BTB 35 144 2.59e-14 SMART
low complexity region 150 166 N/A INTRINSIC
Pfam:Ion_trans 192 428 1.7e-51 PFAM
Pfam:Ion_trans_2 336 422 2.5e-13 PFAM
Pfam:Kv2channel 471 755 7.7e-149 PFAM
Meta Mutation Damage Score 0.0692 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.1%
  • 20x: 95.1%
Validation Efficiency 99% (66/67)
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. The gene is expressed in gastrointestinal smooth muscle cells. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a targeted mutation exhibit neurological abnormalities when compared with controls, including an abnormal sleep/wake cycle, decreased exploratory and locomotor activity, and a motor strength deficit. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 60 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930584F24Rik A G 5: 26,684,735 (GRCm39) noncoding transcript Het
Adam11 A G 11: 102,663,674 (GRCm39) Q284R probably damaging Het
Adamts17 T A 7: 66,691,647 (GRCm39) H610Q probably benign Het
Alg6 A G 4: 99,629,816 (GRCm39) Y131C probably benign Het
Apol9b T C 15: 77,619,963 (GRCm39) I253T probably damaging Het
Asb4 T A 6: 5,431,040 (GRCm39) I425N probably damaging Het
Atic T C 1: 71,615,876 (GRCm39) L474P probably damaging Het
B3glct C T 5: 149,669,985 (GRCm39) T318I probably damaging Het
Bbs7 T C 3: 36,666,199 (GRCm39) K22E possibly damaging Het
Cdk17 T G 10: 93,053,823 (GRCm39) probably null Het
Cemip T A 7: 83,631,499 (GRCm39) T438S probably damaging Het
Chd2 T C 7: 73,122,833 (GRCm39) E967G probably damaging Het
Cyp2d26 G T 15: 82,676,739 (GRCm39) D202E probably benign Het
Dhdds G A 4: 133,698,447 (GRCm39) R295* probably null Het
Eef2kmt G A 16: 5,066,959 (GRCm39) probably benign Het
Fn3krp G A 11: 121,312,430 (GRCm39) probably null Het
Gjc3 G A 5: 137,955,809 (GRCm39) L159F probably damaging Het
Gm28434 T C 5: 88,127,147 (GRCm39) probably benign Het
Gp2 G A 7: 119,053,821 (GRCm39) P47S possibly damaging Het
Irf7 C T 7: 140,844,732 (GRCm39) probably benign Het
Itgb8 T C 12: 119,201,573 (GRCm39) probably benign Het
Lamb1 T C 12: 31,348,908 (GRCm39) F647L possibly damaging Het
Mccc1 T A 3: 36,030,891 (GRCm39) M392L probably benign Het
Mtmr10 T C 7: 63,938,149 (GRCm39) probably null Het
Ncstn A C 1: 171,900,406 (GRCm39) V223G possibly damaging Het
Neurl3 G T 1: 36,308,571 (GRCm39) F80L probably damaging Het
Nf1 T C 11: 79,334,785 (GRCm39) M869T possibly damaging Het
Nfatc2 A G 2: 168,376,810 (GRCm39) probably benign Het
Nnat T C 2: 157,403,137 (GRCm39) F26S possibly damaging Het
Nos1ap T C 1: 170,202,820 (GRCm39) Y109C probably damaging Het
Nup205 T A 6: 35,166,124 (GRCm39) D194E probably damaging Het
Or10ak11 T A 4: 118,687,308 (GRCm39) I109L probably benign Het
Or3a4 T C 11: 73,944,803 (GRCm39) S261G probably benign Het
Or52k2 C T 7: 102,254,076 (GRCm39) R172* probably null Het
Or5b109 A T 19: 13,212,322 (GRCm39) Q236L probably benign Het
Or9g3 A T 2: 85,590,263 (GRCm39) F152L probably benign Het
Ostf1 A G 19: 18,558,677 (GRCm39) L202S probably benign Het
Pdzrn4 T A 15: 92,668,806 (GRCm39) M747K probably damaging Het
Plxnb1 A G 9: 108,935,521 (GRCm39) D1019G probably benign Het
Pnlip A G 19: 58,661,595 (GRCm39) I95V probably benign Het
Polr3a T C 14: 24,505,009 (GRCm39) I1084V possibly damaging Het
Ppp1r13b T A 12: 111,805,122 (GRCm39) T197S probably benign Het
Rasgrp3 A T 17: 75,810,370 (GRCm39) I357F probably damaging Het
Rbmxl2 G C 7: 106,809,044 (GRCm39) G110R probably damaging Het
Relch C T 1: 105,654,109 (GRCm39) T826I possibly damaging Het
Rgs22 T C 15: 36,015,773 (GRCm39) D1037G possibly damaging Het
Rnf215 A G 11: 4,085,843 (GRCm39) I107M probably benign Het
Rybp A T 6: 100,264,231 (GRCm39) M3K probably damaging Het
Sgo2b T C 8: 64,379,590 (GRCm39) S1081G possibly damaging Het
Slfn10-ps C T 11: 82,926,113 (GRCm39) noncoding transcript Het
Spag17 T C 3: 99,963,468 (GRCm39) V1062A probably benign Het
Sult2a1 A T 7: 13,569,944 (GRCm39) I96K possibly damaging Het
Tbc1d5 A G 17: 51,042,995 (GRCm39) I831T probably damaging Het
Thbs3 T C 3: 89,130,692 (GRCm39) probably benign Het
Tmub2 T C 11: 102,179,066 (GRCm39) L255S possibly damaging Het
Trank1 T A 9: 111,222,026 (GRCm39) L2921Q probably benign Het
Trappc14 A T 5: 138,259,260 (GRCm39) probably null Het
Tuba8 A T 6: 121,203,060 (GRCm39) probably benign Het
Vmn2r25 T C 6: 123,805,451 (GRCm39) I469V probably benign Het
Zfp1007 A T 5: 109,823,502 (GRCm39) Y649* probably null Het
Other mutations in Kcnb2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00425:Kcnb2 APN 1 15,781,236 (GRCm39) missense probably benign 0.02
IGL01321:Kcnb2 APN 1 15,383,147 (GRCm39) missense probably benign 0.09
IGL01353:Kcnb2 APN 1 15,781,048 (GRCm39) missense probably benign 0.02
IGL01990:Kcnb2 APN 1 15,383,178 (GRCm39) missense probably benign 0.19
IGL02008:Kcnb2 APN 1 15,781,033 (GRCm39) missense probably benign 0.00
IGL02120:Kcnb2 APN 1 15,780,085 (GRCm39) missense probably damaging 0.98
IGL02370:Kcnb2 APN 1 15,781,159 (GRCm39) missense probably benign
IGL02526:Kcnb2 APN 1 15,780,979 (GRCm39) missense probably damaging 1.00
IGL02859:Kcnb2 APN 1 15,780,730 (GRCm39) missense probably damaging 1.00
IGL03039:Kcnb2 APN 1 15,781,435 (GRCm39) missense probably benign
IGL03144:Kcnb2 APN 1 15,780,112 (GRCm39) missense probably damaging 1.00
F5770:Kcnb2 UTSW 1 15,780,315 (GRCm39) missense probably benign 0.07
PIT4131001:Kcnb2 UTSW 1 15,383,200 (GRCm39) missense possibly damaging 0.92
R0266:Kcnb2 UTSW 1 15,783,137 (GRCm39) unclassified probably benign
R0538:Kcnb2 UTSW 1 15,783,108 (GRCm39) unclassified probably benign
R0611:Kcnb2 UTSW 1 15,780,664 (GRCm39) missense probably benign 0.07
R1542:Kcnb2 UTSW 1 15,781,012 (GRCm39) missense probably benign 0.01
R1732:Kcnb2 UTSW 1 15,779,979 (GRCm39) missense probably benign 0.02
R1995:Kcnb2 UTSW 1 15,779,990 (GRCm39) missense possibly damaging 0.66
R2166:Kcnb2 UTSW 1 15,781,540 (GRCm39) missense possibly damaging 0.82
R2444:Kcnb2 UTSW 1 15,779,791 (GRCm39) missense probably benign
R3025:Kcnb2 UTSW 1 15,781,059 (GRCm39) missense possibly damaging 0.87
R3886:Kcnb2 UTSW 1 15,780,639 (GRCm39) missense probably damaging 1.00
R5010:Kcnb2 UTSW 1 15,383,186 (GRCm39) missense probably benign 0.09
R5039:Kcnb2 UTSW 1 15,779,724 (GRCm39) missense probably damaging 1.00
R5096:Kcnb2 UTSW 1 15,781,068 (GRCm39) missense probably benign 0.45
R5926:Kcnb2 UTSW 1 15,383,235 (GRCm39) missense probably benign 0.01
R6010:Kcnb2 UTSW 1 15,780,790 (GRCm39) missense possibly damaging 0.85
R6371:Kcnb2 UTSW 1 15,781,436 (GRCm39) missense probably benign
R6724:Kcnb2 UTSW 1 15,780,664 (GRCm39) missense probably damaging 1.00
R6981:Kcnb2 UTSW 1 15,780,480 (GRCm39) missense probably damaging 1.00
R7043:Kcnb2 UTSW 1 15,383,150 (GRCm39) missense probably benign
R7352:Kcnb2 UTSW 1 15,780,835 (GRCm39) missense probably benign
R7419:Kcnb2 UTSW 1 15,781,251 (GRCm39) missense possibly damaging 0.94
R7425:Kcnb2 UTSW 1 15,780,031 (GRCm39) missense probably damaging 1.00
R7606:Kcnb2 UTSW 1 15,383,064 (GRCm39) missense probably damaging 1.00
R7978:Kcnb2 UTSW 1 15,780,837 (GRCm39) missense probably benign 0.15
R7983:Kcnb2 UTSW 1 15,383,004 (GRCm39) missense probably damaging 0.98
R8115:Kcnb2 UTSW 1 15,781,851 (GRCm39) makesense probably null
R8156:Kcnb2 UTSW 1 15,780,280 (GRCm39) missense probably damaging 1.00
R8408:Kcnb2 UTSW 1 15,781,777 (GRCm39) missense probably damaging 1.00
R8439:Kcnb2 UTSW 1 15,382,934 (GRCm39) missense probably damaging 1.00
R8726:Kcnb2 UTSW 1 15,780,876 (GRCm39) missense probably benign 0.00
R8738:Kcnb2 UTSW 1 15,780,648 (GRCm39) missense probably benign 0.07
R9274:Kcnb2 UTSW 1 15,781,723 (GRCm39) missense probably benign
R9321:Kcnb2 UTSW 1 15,779,793 (GRCm39) missense possibly damaging 0.46
R9563:Kcnb2 UTSW 1 15,779,737 (GRCm39) missense probably damaging 1.00
R9633:Kcnb2 UTSW 1 15,781,444 (GRCm39) missense probably benign
R9709:Kcnb2 UTSW 1 15,780,523 (GRCm39) missense probably benign 0.31
V7580:Kcnb2 UTSW 1 15,780,315 (GRCm39) missense probably benign 0.07
V7581:Kcnb2 UTSW 1 15,780,315 (GRCm39) missense probably benign 0.07
V7582:Kcnb2 UTSW 1 15,780,315 (GRCm39) missense probably benign 0.07
V7583:Kcnb2 UTSW 1 15,780,315 (GRCm39) missense probably benign 0.07
Z1088:Kcnb2 UTSW 1 15,781,252 (GRCm39) missense probably benign 0.01
Z1088:Kcnb2 UTSW 1 15,780,315 (GRCm39) missense probably benign 0.03
Z1177:Kcnb2 UTSW 1 15,781,182 (GRCm39) missense possibly damaging 0.93
Predicted Primers PCR Primer
(F):5'- AGGAGCTTCACTGAAATAGACAC -3'
(R):5'- AGTTCACGGCATTATTAATCGC -3'

Sequencing Primer
(F):5'- GCTTCACTGAAATAGACACTGGAG -3'
(R):5'- ACGGCATTATTAATCGCATTTTTAAG -3'
Posted On 2016-09-01