Incidental Mutation 'R6371:Kcnb2'
ID 513503
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 044521-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6371 (G1)
Quality Score 225.009
Status Validated
Chromosome 1
Chromosomal Location 15357478-15793974 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 15781436 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glutamic Acid at position 769 (D769E)
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: D769E

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
Predicted Effect probably benign
Transcript: ENSMUST00000175681
AA Change: D769E

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000135382
Gene: ENSMUSG00000092083
AA Change: D769E

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 0.0898 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.7%
  • 10x: 98.2%
  • 20x: 94.1%
Validation Efficiency 98% (50/51)
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: 49 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam6b C T 12: 113,453,894 (GRCm39) S237L probably damaging Het
Ank3 T G 10: 69,644,709 (GRCm39) L58V probably damaging Het
Arsb A T 13: 93,926,574 (GRCm39) I115F possibly damaging Het
Atad2b T C 12: 5,023,970 (GRCm39) Y32H probably damaging Het
Brd1 A C 15: 88,598,201 (GRCm39) M515R probably benign Het
Cbx7 A G 15: 79,803,023 (GRCm39) S30P possibly damaging Het
Cdk12 A G 11: 98,136,114 (GRCm39) T1123A unknown Het
Cep170b A G 12: 112,707,379 (GRCm39) D375G probably damaging Het
Clcn3 T C 8: 61,390,369 (GRCm39) K164E probably benign Het
Clip4 A C 17: 72,163,459 (GRCm39) K677T probably damaging Het
Clrn2 T C 5: 45,617,540 (GRCm39) I137T possibly damaging Het
Cntln T C 4: 84,802,816 (GRCm39) S39P probably damaging Het
Crocc2 T A 1: 93,143,353 (GRCm39) N1318K probably benign Het
Emc1 C T 4: 139,098,976 (GRCm39) Q820* probably null Het
Fbxl2 G A 9: 113,818,451 (GRCm39) T170I probably damaging Het
Fyb2 A G 4: 104,852,975 (GRCm39) T552A probably damaging Het
Garin5b A G 7: 4,762,358 (GRCm39) V257A probably benign Het
Gm2381 G A 7: 42,470,010 (GRCm39) A38V probably benign Het
Gpt2 G A 8: 86,244,681 (GRCm39) E325K probably benign Het
Helz2 C T 2: 180,875,260 (GRCm39) E1745K probably damaging Het
Hspg2 T C 4: 137,269,006 (GRCm39) Y2213H probably damaging Het
Ifnar2 T C 16: 91,184,986 (GRCm39) Y24H possibly damaging Het
Inpp5d T A 1: 87,627,397 (GRCm39) L566Q probably damaging Het
Itgb2 C A 10: 77,384,431 (GRCm39) P184H probably damaging Het
Lrp1b A G 2: 40,741,666 (GRCm39) M3087T possibly damaging Het
Ltbp3 A G 19: 5,795,800 (GRCm39) probably null Het
Ms4a6b A G 19: 11,497,728 (GRCm39) E9G probably damaging Het
Nat3 G A 8: 67,976,831 (GRCm39) probably null Het
Ndufaf1 A T 2: 119,490,534 (GRCm39) D175E probably damaging Het
Nop58 T G 1: 59,750,471 (GRCm39) probably benign Het
Or10al6 A G 17: 38,083,326 (GRCm39) T261A probably benign Het
Or8s16 A G 15: 98,211,219 (GRCm39) Y71H possibly damaging Het
P3h4 C T 11: 100,302,575 (GRCm39) E354K probably benign Het
Plekhm2 T G 4: 141,356,843 (GRCm39) T787P possibly damaging Het
Ppia C T 11: 6,368,230 (GRCm39) T37I probably benign Het
Reln T A 5: 22,200,511 (GRCm39) M1330L probably benign Het
Ric1 A G 19: 29,539,426 (GRCm39) E53G probably benign Het
Sgip1 T A 4: 102,823,482 (GRCm39) V721E probably damaging Het
Slc33a1 A T 3: 63,850,709 (GRCm39) D538E probably benign Het
Son T C 16: 91,471,629 (GRCm39) Het
Srebf1 A T 11: 60,094,341 (GRCm39) S591R probably damaging Het
St3gal1 A G 15: 66,983,195 (GRCm39) V187A possibly damaging Het
Taok2 G A 7: 126,469,319 (GRCm39) R1170W probably damaging Het
Tsc2 A T 17: 24,845,688 (GRCm39) V210E probably benign Het
Ttc6 T A 12: 57,775,249 (GRCm39) N1648K possibly damaging Het
Vgll3 C T 16: 65,636,131 (GRCm39) P94L probably damaging Het
Vmn2r54 A T 7: 12,349,362 (GRCm39) V740E probably damaging Het
Yeats2 A G 16: 20,040,460 (GRCm39) E1127G possibly damaging Het
Zfp709 T A 8: 72,643,329 (GRCm39) Y252N probably damaging 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
R5444:Kcnb2 UTSW 1 15,781,716 (GRCm39) missense probably benign
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
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'- GGAGCAATCCCCTCAAGTCAAG -3'
(R):5'- TCGCCAGGCTTATCTGCTAG -3'

Sequencing Primer
(F):5'- GATCCCTCAAAGTGAACTTTCAG -3'
(R):5'- TGCTAGGCAGTTGGGGC -3'
Posted On 2018-04-27