Incidental Mutation 'R7043:Kcnb2'
ID 547141
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 045142-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R7043 (G1)
Quality Score 225.009
Status Validated
Chromosome 1
Chromosomal Location 15357478-15793974 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 15383150 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Leucine at position 159 (M159L)
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: M159L

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
Predicted Effect probably benign
Transcript: ENSMUST00000175681
AA Change: M159L

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000135382
Gene: ENSMUSG00000092083
AA Change: M159L

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: 99.0%
Validation Efficiency 100% (51/51)
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: 50 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca17 A G 17: 24,484,474 (GRCm39) L1596P probably damaging Het
Actr3b A G 5: 26,054,936 (GRCm39) M329V probably benign Het
Avpr1a C T 10: 122,285,586 (GRCm39) R293C probably damaging Het
Bdp1 A T 13: 100,215,215 (GRCm39) C390S probably benign Het
C2cd2l A T 9: 44,227,848 (GRCm39) M131K probably damaging Het
Ccna2 T C 3: 36,624,302 (GRCm39) probably benign Het
Cd53 T C 3: 106,670,577 (GRCm39) D152G probably damaging Het
Cdpf1 A T 15: 85,692,485 (GRCm39) V66E probably null Het
Chd9 G T 8: 91,760,843 (GRCm39) probably benign Het
Crybg2 A G 4: 133,818,447 (GRCm39) D1710G probably benign Het
Dst A G 1: 34,296,992 (GRCm39) T5794A probably damaging Het
Eif2s1 G T 12: 78,923,882 (GRCm39) R113L probably damaging Het
Eif5 A G 12: 111,511,030 (GRCm39) D423G probably benign Het
Eri1 A C 8: 35,945,792 (GRCm39) D164E probably damaging Het
F7 A T 8: 13,083,997 (GRCm39) R227S probably benign Het
Gm14496 T G 2: 181,642,120 (GRCm39) I597S possibly damaging Het
Gpr85 T A 6: 13,835,876 (GRCm39) N343Y probably damaging Het
H2-T23 A T 17: 36,342,803 (GRCm39) S112T probably damaging Het
Itga9 C T 9: 118,598,184 (GRCm39) P573S probably damaging Het
Kmt5b T A 19: 3,865,220 (GRCm39) S738R possibly damaging Het
Lrp1b T C 2: 40,812,426 (GRCm39) N2393S possibly damaging Het
Mme T A 3: 63,252,638 (GRCm39) Y427* probably null Het
Naip1 A G 13: 100,563,422 (GRCm39) V581A probably damaging Het
Ndel1 A G 11: 68,713,450 (GRCm39) L329P possibly damaging Het
Nthl1 T G 17: 24,857,644 (GRCm39) V281G probably benign Het
Or52ab2 C A 7: 102,970,292 (GRCm39) probably benign Het
Per2 G T 1: 91,347,130 (GRCm39) H1197Q probably benign Het
Phf8-ps T C 17: 33,284,306 (GRCm39) D832G possibly damaging Het
Plec G A 15: 76,093,328 (GRCm39) probably benign Het
Prpf6 A T 2: 181,291,297 (GRCm39) H704L probably benign Het
Recql5 C T 11: 115,821,502 (GRCm39) probably null Het
Rimbp3 G A 16: 17,028,972 (GRCm39) V799M probably damaging Het
Sema3f C T 9: 107,568,599 (GRCm39) A169T possibly damaging Het
Serpinb9f T C 13: 33,509,970 (GRCm39) I54T possibly damaging Het
Skint5 A T 4: 113,574,304 (GRCm39) L749Q unknown Het
Slc35g3 T C 11: 69,652,476 (GRCm39) D12G probably benign Het
Sptbn1 A G 11: 30,053,323 (GRCm39) V2252A probably benign Het
Stab2 T C 10: 86,706,110 (GRCm39) N1750S probably damaging Het
Supt5 C A 7: 28,019,435 (GRCm39) R543L probably benign Het
Syne1 T C 10: 5,022,193 (GRCm39) E7806G possibly damaging Het
Syt12 T A 19: 4,501,049 (GRCm39) M334L probably benign Het
Tk1 A G 11: 117,706,779 (GRCm39) *234R probably null Het
Trp73 T G 4: 154,151,464 (GRCm39) probably null Het
Ttn A G 2: 76,727,477 (GRCm39) probably benign Het
Vmn2r11 T C 5: 109,200,098 (GRCm39) I452V probably benign Het
Wwox G T 8: 115,406,578 (GRCm39) V190L probably damaging Het
Wwp2 A G 8: 108,184,532 (GRCm39) H80R probably benign Het
Zc3h3 A G 15: 75,681,485 (GRCm39) I532T probably damaging Het
Zfp280d A G 9: 72,226,539 (GRCm39) K328E probably damaging Het
Zfp365 A G 10: 67,745,656 (GRCm39) S41P 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
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'- TTCTAAACTTCTACCGGACGGG -3'
(R):5'- TACATTACCTGTGAGGCCATG -3'

Sequencing Primer
(F):5'- CGGGGAAGCTCCACATGATG -3'
(R):5'- GTTCTGTTTTACCAAAGCAGTGAAG -3'
Posted On 2019-05-13