Incidental Mutation 'R5039:Kcnb2'
ID 395683
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 042629-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5039 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 15357478-15793974 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 15779724 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Proline at position 199 (S199P)
Ref Sequence ENSEMBL: ENSMUSP00000135382 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000170146] [ENSMUST00000175681]
AlphaFold A6H8H5
Predicted Effect probably damaging
Transcript: ENSMUST00000170146
AA Change: S199P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect probably damaging
Transcript: ENSMUST00000175681
AA Change: S199P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000135382
Gene: ENSMUSG00000092083
AA Change: S199P

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 0.9491 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 97.0%
  • 20x: 94.5%
Validation Efficiency 100% (61/61)
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: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcg4 G A 9: 44,192,863 (GRCm39) A161V probably damaging Het
Anapc2 T C 2: 25,164,808 (GRCm39) I64T possibly damaging Het
Arfgef1 T C 1: 10,269,961 (GRCm39) D396G probably benign Het
Ark2c A G 18: 77,550,608 (GRCm39) S107P probably damaging Het
Axl C T 7: 25,485,340 (GRCm39) V163M probably damaging Het
Blm G A 7: 80,155,621 (GRCm39) P353S possibly damaging Het
Btaf1 T C 19: 36,968,162 (GRCm39) Y1116H probably benign Het
Ccdc18 T A 5: 108,306,514 (GRCm39) probably null Het
Ccdc87 T C 19: 4,890,429 (GRCm39) probably null Het
Cdhr1 T C 14: 36,801,600 (GRCm39) N781S probably benign Het
Ctr9 C A 7: 110,642,064 (GRCm39) H297Q probably benign Het
Cyp2c55 A G 19: 39,026,587 (GRCm39) D398G probably benign Het
Dnase1l1 C T X: 73,320,644 (GRCm39) probably null Het
Dnmt3l T C 10: 77,888,734 (GRCm39) probably null Het
Dock4 C A 12: 40,867,745 (GRCm39) N1440K probably damaging Het
Etnk1 T A 6: 143,141,043 (GRCm39) probably null Het
Fam120a A T 13: 49,063,726 (GRCm39) probably null Het
Fanca T C 8: 124,010,785 (GRCm39) D908G probably benign Het
Gm17535 T A 9: 3,035,786 (GRCm39) L218H probably benign Het
Gm3633 A C 14: 42,461,161 (GRCm39) N42K possibly damaging Het
Gm4781 C A 10: 100,232,851 (GRCm39) noncoding transcript Het
Gm8741 G T 17: 35,555,062 (GRCm39) noncoding transcript Het
Gpr139 A G 7: 118,744,165 (GRCm39) V140A probably benign Het
Ighv1-62-3 G T 12: 115,425,014 (GRCm39) T13K probably benign Het
Itgb2l T C 16: 96,226,205 (GRCm39) T629A possibly damaging Het
Kdm1b G A 13: 47,230,962 (GRCm39) G663D probably damaging Het
Lama1 A G 17: 68,052,888 (GRCm39) D407G possibly damaging Het
Macf1 T C 4: 123,405,013 (GRCm39) K391R probably damaging Het
Magi3 A T 3: 104,013,107 (GRCm39) S127T probably damaging Het
Map2 A T 1: 66,477,955 (GRCm39) D1759V probably damaging Het
Mllt6 G A 11: 97,560,326 (GRCm39) S210N possibly damaging Het
Myrfl T C 10: 116,658,616 (GRCm39) D447G probably damaging Het
Ndufb7 A G 8: 84,298,094 (GRCm39) probably benign Het
Nt5e T A 9: 88,245,634 (GRCm39) N301K probably benign Het
Or10d4b A T 9: 39,534,856 (GRCm39) T146S possibly damaging Het
Or8g27 T A 9: 39,129,410 (GRCm39) Y252* probably null Het
Pcdh10 A G 3: 45,336,296 (GRCm39) N870S probably damaging Het
Pcdh18 A G 3: 49,709,305 (GRCm39) V670A probably benign Het
Phf8-ps A C 17: 33,286,734 (GRCm39) C23G probably damaging Het
Polr1c G T 17: 46,558,635 (GRCm39) probably benign Het
Ric3 G C 7: 108,637,930 (GRCm39) S274R probably benign Het
Rimbp3 A G 16: 17,031,195 (GRCm39) T1540A probably damaging Het
Rp1l1 A T 14: 64,268,805 (GRCm39) M1464L probably benign Het
Slc41a3 A G 6: 90,603,399 (GRCm39) Y140C probably damaging Het
Ssb A T 2: 69,696,581 (GRCm39) E38D possibly damaging Het
Syt14 A T 1: 192,709,292 (GRCm39) I16N probably damaging Het
Tet3 T C 6: 83,352,878 (GRCm39) T973A probably damaging Het
Tial1 T C 7: 128,045,692 (GRCm39) probably benign Het
Tnfrsf1a A G 6: 125,337,675 (GRCm39) T89A possibly damaging Het
Trpv5 T C 6: 41,652,879 (GRCm39) Y98C possibly damaging Het
Ylpm1 T A 12: 85,062,267 (GRCm39) S265T probably damaging Het
Ylpm1 A G 12: 85,089,013 (GRCm39) D1006G 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
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
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'- GAACTCAGGTTCTGCCAAATTACC -3'
(R):5'- TTCGGTGAGGACAGGAATCG -3'

Sequencing Primer
(F):5'- CCAAAATCTAAATGTGCATGAGGTTG -3'
(R):5'- CAGGAATCGTAAAAGATACTCCATG -3'
Posted On 2016-06-21