Incidental Mutation 'IGL02153:Kcnmb2'
ID 282132
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 # IGL02153
Quality Score
Status
Chromosome 3
Chromosomal Location 31956656-32254329 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 32232993 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Lysine to Glutamic Acid at position 24 (K24E)
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: K24E

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000112531
Gene: ENSMUSG00000037610
AA Change: K24E

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: K24E

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000113234
Gene: ENSMUSG00000037610
AA Change: K24E

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: K24E

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000136596
Gene: ENSMUSG00000037610
AA Change: K24E

DomainStartEndE-ValueType
Pfam:KcnmB2_inactiv 1 32 3.7e-26 PFAM
Pfam:CaKB 33 230 9.6e-96 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000191869
AA Change: K24E

PolyPhen 2 Score 0.993 (Sensitivity: 0.70; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000141955
Gene: ENSMUSG00000037610
AA Change: K24E

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: K24E

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000141656
Gene: ENSMUSG00000037610
AA Change: K24E

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: 45 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
6820408C15Rik T C 2: 152,283,161 (GRCm39) I275T probably benign Het
Chd9 A T 8: 91,683,122 (GRCm39) K521* probably null Het
Csn3 A T 5: 88,077,956 (GRCm39) N154I possibly damaging Het
Dock2 A G 11: 34,180,670 (GRCm39) S1716P probably benign Het
Dock7 A T 4: 98,846,304 (GRCm39) S18T probably benign Het
Esrra G A 19: 6,891,190 (GRCm39) T190I probably benign Het
F13b T C 1: 139,444,115 (GRCm39) I483T probably damaging Het
Foxb1 T A 9: 69,666,985 (GRCm39) M182L probably benign Het
Fsip2 T C 2: 82,809,065 (GRCm39) F1795L probably benign Het
Gkn2 G A 6: 87,350,390 (GRCm39) probably null Het
Gm8439 G A 4: 120,466,787 (GRCm39) A93T unknown Het
Ift22 T C 5: 136,940,550 (GRCm39) S72P probably benign Het
Kcnq3 C A 15: 65,897,040 (GRCm39) V287L probably damaging Het
Lrriq1 T A 10: 103,006,340 (GRCm39) M1262L probably benign Het
Mb21d2 A G 16: 28,748,240 (GRCm39) I59T probably benign Het
Mogat2 A T 7: 98,872,761 (GRCm39) M141K possibly damaging Het
Mtdh C T 15: 34,131,396 (GRCm39) L409F possibly damaging Het
Muc5ac C T 7: 141,372,537 (GRCm39) Q2724* probably null Het
Myo15a T G 11: 60,389,223 (GRCm39) L2040R probably damaging Het
Nodal C T 10: 61,260,324 (GRCm39) T325I probably damaging Het
Pappa A T 4: 65,215,674 (GRCm39) T1194S probably damaging Het
Pcdhb13 A C 18: 37,576,738 (GRCm39) D372A probably damaging Het
Phf14 T A 6: 11,934,015 (GRCm39) N292K probably damaging Het
Pigr T A 1: 130,776,793 (GRCm39) probably null Het
Plcb1 T C 2: 135,229,773 (GRCm39) I1131T probably benign Het
Plch1 T A 3: 63,688,772 (GRCm39) D132V probably damaging Het
Plxnb2 C A 15: 89,050,016 (GRCm39) E502* probably null Het
Prox2 T C 12: 85,134,703 (GRCm39) N526S probably damaging Het
Rdm1 T A 11: 101,519,280 (GRCm39) probably null Het
Rxfp1 C T 3: 79,567,427 (GRCm39) E308K probably benign Het
Sgca T C 11: 94,854,110 (GRCm39) T120A probably damaging Het
Sh3tc1 G A 5: 35,860,696 (GRCm39) R1054W probably damaging Het
Smarcal1 C T 1: 72,672,214 (GRCm39) probably benign Het
Spata45 T A 1: 190,771,958 (GRCm39) M60K probably benign Het
St8sia6 T C 2: 13,661,716 (GRCm39) M372V probably damaging Het
Tas2r126 T G 6: 42,411,598 (GRCm39) S44A probably benign Het
Tcea3 T A 4: 136,000,945 (GRCm39) probably benign Het
Thoc2l A G 5: 104,668,949 (GRCm39) E1157G probably benign Het
Tln1 T C 4: 43,546,857 (GRCm39) I840V possibly damaging Het
Ttn T C 2: 76,728,685 (GRCm39) probably benign Het
Ubr4 T A 4: 139,187,471 (GRCm39) Y3846* probably null Het
Usp47 G A 7: 111,703,256 (GRCm39) D1171N probably benign Het
Vmn2r114 G A 17: 23,510,782 (GRCm39) T566I probably benign Het
Wdr35 G A 12: 9,058,535 (GRCm39) R575Q probably null Het
Xkr5 A T 8: 18,983,683 (GRCm39) C454S probably benign Het
Other mutations in Kcnmb2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01909:Kcnmb2 APN 3 32,252,512 (GRCm39) unclassified probably benign
IGL02211:Kcnmb2 APN 3 32,252,483 (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