Incidental Mutation 'IGL02211:Kcnmb2'
ID 284715
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Kcnmb2
Ensembl Gene ENSMUSG00000037610
Gene Name potassium large conductance calcium-activated channel, subfamily M, beta member 2
Synonyms 3110031N04Rik, 2700049B16Rik
Accession Numbers
Essential gene? Probably non essential (E-score: 0.064) question?
Stock # IGL02211
Quality Score
Status
Chromosome 3
Chromosomal Location 31956656-32254329 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 32252483 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Glycine at position 228 (E228G)
Ref Sequence ENSEMBL: ENSMUSP00000141656 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000119310] [ENSMUST00000119970] [ENSMUST00000178668] [ENSMUST00000191869] [ENSMUST00000192429] [ENSMUST00000194796]
AlphaFold Q9CZM9
Predicted Effect probably damaging
Transcript: ENSMUST00000119310
AA Change: E228G

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000112531
Gene: ENSMUSG00000037610
AA Change: E228G

DomainStartEndE-ValueType
Pfam:KcnmB2_inactiv 1 32 4.5e-22 PFAM
Pfam:CaKB 38 229 3e-87 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000119970
AA Change: E228G

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000113234
Gene: ENSMUSG00000037610
AA Change: E228G

DomainStartEndE-ValueType
Pfam:KcnmB2_inactiv 1 32 3.7e-26 PFAM
Pfam:CaKB 33 230 9.6e-96 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000178668
AA Change: E228G

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000136596
Gene: ENSMUSG00000037610
AA Change: E228G

DomainStartEndE-ValueType
Pfam:KcnmB2_inactiv 1 32 3.7e-26 PFAM
Pfam:CaKB 33 230 9.6e-96 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000191869
SMART Domains Protein: ENSMUSP00000141955
Gene: ENSMUSG00000037610

DomainStartEndE-ValueType
Pfam:KcnmB2_inactiv 1 32 1.9e-22 PFAM
Pfam:CaKB 33 162 9.3e-60 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000192429
AA Change: E228G

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000141656
Gene: ENSMUSG00000037610
AA Change: E228G

DomainStartEndE-ValueType
Pfam:KcnmB2_inactiv 1 32 3.7e-26 PFAM
Pfam:CaKB 33 230 9.6e-96 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000194796
Coding Region Coverage
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] MaxiK channels are large conductance, voltage and calcium-sensitive potassium channels which are fundamental to the control of smooth muscle tone and neuronal excitability. MaxiK channels can be formed by 2 subunits: the pore-forming alpha subunit and the modulatory beta subunit. The protein encoded by this gene is an auxiliary beta subunit which decreases the activation time of MaxiK alpha subunit currents. Alternative splicing results in multiple transcript variants of this gene. Additional variants are discussed in the literature, but their full length nature has not been described. [provided by RefSeq, Jul 2013]
PHENOTYPE: Homozygous inactivation of this gene abolishes inactivation of BK currents in mouse adrenal chromaffin cells and results in slow-wave burst activity. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 40 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Apoc3 C A 9: 46,144,513 (GRCm39) probably benign Het
Atp8a2 C T 14: 60,265,425 (GRCm39) G304R probably benign Het
Brd8 C T 18: 34,735,780 (GRCm39) S899N probably damaging Het
Cct4 A G 11: 22,943,327 (GRCm39) probably benign Het
Cd28 T C 1: 60,802,153 (GRCm39) V24A probably damaging Het
Cfap70 T C 14: 20,445,040 (GRCm39) N1080S probably damaging Het
Cpa6 A T 1: 10,665,861 (GRCm39) I59K possibly damaging Het
Cramp1 A G 17: 25,196,610 (GRCm39) S835P possibly damaging Het
Crim1 T C 17: 78,662,574 (GRCm39) L799S probably damaging Het
Cxcl16 T C 11: 70,346,858 (GRCm39) H95R possibly damaging Het
Dip2c T A 13: 9,660,883 (GRCm39) C915S probably damaging Het
Dytn T A 1: 63,714,089 (GRCm39) N137Y possibly damaging Het
Exoc5 T A 14: 49,251,667 (GRCm39) Q628L probably damaging Het
Flii A G 11: 60,609,124 (GRCm39) probably benign Het
Hnrnph3 A T 10: 62,853,121 (GRCm39) probably benign Het
Iqsec1 A G 6: 90,648,591 (GRCm39) L830P probably damaging Het
Kank1 G T 19: 25,407,702 (GRCm39) G1232V probably damaging Het
Limk1 A T 5: 134,686,491 (GRCm39) V538E probably damaging Het
Mmp20 T A 9: 7,655,071 (GRCm39) I393K probably damaging Het
Mtmr1 A G X: 70,455,863 (GRCm39) D574G possibly damaging Het
Nr1h2 A C 7: 44,199,884 (GRCm39) M345R probably damaging Het
Nyap1 T C 5: 137,737,937 (GRCm39) H15R probably damaging Het
Or2ak4 G T 11: 58,649,196 (GRCm39) S235I possibly damaging Het
Or52h7 A T 7: 104,214,333 (GRCm39) K302* probably null Het
Pde4b T G 4: 102,448,019 (GRCm39) probably benign Het
Pgrmc2 A G 3: 41,037,068 (GRCm39) V121A probably damaging Het
Ptges3 T C 10: 127,911,927 (GRCm39) probably benign Het
Ranbp2 T C 10: 58,314,064 (GRCm39) S1595P probably benign Het
Rhbdf2 A G 11: 116,491,261 (GRCm39) F625L possibly damaging Het
Rhpn1 T C 15: 75,582,905 (GRCm39) S281P possibly damaging Het
Samd3 G T 10: 26,109,455 (GRCm39) G128W probably damaging Het
Septin5 T C 16: 18,443,629 (GRCm39) K51E probably damaging Het
Serpina7 G A X: 137,982,062 (GRCm39) T185I probably damaging Het
Slc25a25 A G 2: 32,307,452 (GRCm39) V303A probably damaging Het
Slc5a4b A T 10: 75,896,297 (GRCm39) probably benign Het
Srpk3 A T X: 72,818,754 (GRCm39) H114L probably benign Het
Sybu T G 15: 44,536,862 (GRCm39) Q360P probably damaging Het
Vmn1r179 A T 7: 23,628,630 (GRCm39) I274F probably benign Het
Wdsub1 G T 2: 59,689,080 (GRCm39) R381S probably damaging Het
Wscd1 G A 11: 71,679,801 (GRCm39) R558H probably damaging Het
Other mutations in Kcnmb2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01909:Kcnmb2 APN 3 32,252,512 (GRCm39) unclassified probably benign
IGL02153:Kcnmb2 APN 3 32,232,993 (GRCm39) missense probably damaging 1.00
IGL03019:Kcnmb2 APN 3 32,252,299 (GRCm39) missense probably damaging 1.00
IGL03095:Kcnmb2 APN 3 32,252,276 (GRCm39) makesense probably null
R0334:Kcnmb2 UTSW 3 32,252,508 (GRCm39) splice site probably null
R1781:Kcnmb2 UTSW 3 32,233,152 (GRCm39) critical splice donor site probably null
R2064:Kcnmb2 UTSW 3 32,252,437 (GRCm39) missense probably damaging 0.99
R3858:Kcnmb2 UTSW 3 32,252,450 (GRCm39) missense probably damaging 1.00
R4371:Kcnmb2 UTSW 3 32,210,251 (GRCm39) splice site probably null
R4766:Kcnmb2 UTSW 3 32,236,016 (GRCm39) missense probably damaging 1.00
R5493:Kcnmb2 UTSW 3 32,252,291 (GRCm39) missense probably damaging 0.97
R6063:Kcnmb2 UTSW 3 32,233,141 (GRCm39) missense probably damaging 1.00
R6240:Kcnmb2 UTSW 3 32,236,045 (GRCm39) missense probably damaging 1.00
R6928:Kcnmb2 UTSW 3 32,253,190 (GRCm39) missense probably benign 0.05
R6939:Kcnmb2 UTSW 3 32,252,465 (GRCm39) missense probably damaging 1.00
R7683:Kcnmb2 UTSW 3 32,252,465 (GRCm39) missense probably damaging 1.00
R8808:Kcnmb2 UTSW 3 32,252,266 (GRCm39) missense probably benign
R9194:Kcnmb2 UTSW 3 32,236,174 (GRCm39) missense probably benign 0.12
R9457:Kcnmb2 UTSW 3 32,236,018 (GRCm39) missense probably benign 0.07
Posted On 2015-04-16