Incidental Mutation 'R9633:Kcnb2'
ID 725640
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
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R9633 (G1)
Quality Score 225.009
Status Not validated
Chromosome 1
Chromosomal Location 15357478-15793974 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 15781444 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Histidine to Leucine at position 772 (H772L)
Ref Sequence ENSEMBL: ENSMUSP00000126656 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000170146] [ENSMUST00000175681]
AlphaFold A6H8H5
Predicted Effect probably benign
Transcript: ENSMUST00000170146
AA Change: H772L

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
Predicted Effect probably benign
Transcript: ENSMUST00000175681
AA Change: H772L

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000135382
Gene: ENSMUSG00000092083
AA Change: H772L

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
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 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. 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: 48 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acot11 A G 4: 106,613,178 (GRCm39) V319A probably damaging Het
Afap1l1 A C 18: 61,890,795 (GRCm39) S53A possibly damaging Het
Alms1 T A 6: 85,600,125 (GRCm39) N1650K probably damaging Het
Atf6b T A 17: 34,872,507 (GRCm39) V553E possibly damaging Het
Avl9 T A 6: 56,707,634 (GRCm39) I193N probably damaging Het
Ceacam3 A G 7: 16,895,688 (GRCm39) N553D Het
Dnah3 C A 7: 119,550,216 (GRCm39) V389L probably benign Het
Erich6 T C 3: 58,537,277 (GRCm39) M246V probably benign Het
F830016B08Rik A T 18: 60,432,965 (GRCm39) D16V probably damaging Het
Fgfr1 T A 8: 26,060,776 (GRCm39) Y483N probably damaging Het
Fmo4 T A 1: 162,631,191 (GRCm39) M259L probably benign Het
Gnat2 T A 3: 108,002,770 (GRCm39) D59E probably benign Het
Izumo3 T A 4: 92,034,795 (GRCm39) Y94F probably damaging Het
Kcnrg CACAACAA CACAA 14: 61,845,009 (GRCm39) probably benign Het
Krt6b C T 15: 101,586,996 (GRCm39) V259M probably benign Het
Lingo2 A G 4: 35,709,885 (GRCm39) C32R Het
Lrrtm4 C T 6: 80,000,064 (GRCm39) T492M probably damaging Het
Maea T A 5: 33,526,050 (GRCm39) M242K possibly damaging Het
Mdga2 T C 12: 66,736,206 (GRCm39) T341A probably benign Het
Mfsd14b C A 13: 65,221,414 (GRCm39) V293L probably benign Het
Mmadhc A T 2: 50,178,988 (GRCm39) S143R probably benign Het
Ms4a8a A G 19: 11,056,956 (GRCm39) V42A probably benign Het
N4bp2l2 A T 5: 150,585,103 (GRCm39) H292Q probably benign Het
Nkx2-2 A G 2: 147,027,686 (GRCm39) Y85H possibly damaging Het
Pramel14 T C 4: 143,720,818 (GRCm39) K41R possibly damaging Het
Psmb9 T A 17: 34,402,119 (GRCm39) D159V probably damaging Het
Rgs4 T A 1: 169,572,843 (GRCm39) D31V possibly damaging Het
Shank1 G A 7: 43,962,342 (GRCm39) S71N unknown Het
Slc22a14 A G 9: 119,008,528 (GRCm39) S247P probably benign Het
Slc26a7 G A 4: 14,524,540 (GRCm39) T448I possibly damaging Het
Slc7a14 T A 3: 31,278,166 (GRCm39) T480S probably benign Het
Spocd1 T C 4: 129,850,463 (GRCm39) S830P unknown Het
Sycp2 A G 2: 177,998,254 (GRCm39) S1089P probably damaging Het
Tcf4 A T 18: 69,726,382 (GRCm39) probably benign Het
Tktl2 T C 8: 66,965,813 (GRCm39) V457A probably benign Het
Tmem131 A T 1: 36,847,069 (GRCm39) I1343N probably damaging Het
Tnrc6c G A 11: 117,638,009 (GRCm39) A1164T probably damaging Het
Tomm5 G A 4: 45,107,982 (GRCm39) R18W probably damaging Het
Ubxn7 T C 16: 32,200,248 (GRCm39) S335P probably benign Het
Unc5c A C 3: 141,495,654 (GRCm39) T508P probably damaging Het
Upp1 G A 11: 9,084,909 (GRCm39) M209I Het
Vmn1r213 A G 13: 23,195,519 (GRCm39) D34G unknown Het
Vmn1r235 G T 17: 21,482,330 (GRCm39) W218C possibly damaging Het
Vmn1r235 G T 17: 21,482,329 (GRCm39) W218L probably benign Het
Vmn2r57 T C 7: 41,076,006 (GRCm39) E502G probably benign Het
Wwc2 GCC GCCC 8: 48,304,959 (GRCm39) probably null Het
Zfc3h1 T A 10: 115,247,852 (GRCm39) H1018Q probably damaging Het
Zfp318 T A 17: 46,710,421 (GRCm39) S715T 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
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
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'- CATCGCCAGGCTTATCTGCTAG -3'

Sequencing Primer
(F):5'- GATCCCTCAAAGTGAACTTTCAG -3'
(R):5'- TGCTAGGCAGTTGGGGC -3'
Posted On 2022-09-12