Incidental Mutation 'IGL02852:Kcnn3'
ID 361928
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Kcnn3
Ensembl Gene ENSMUSG00000000794
Gene Name potassium intermediate/small conductance calcium-activated channel, subfamily N, member 3
Synonyms SK3, small conductance calcium-activated potassium channel 3
Accession Numbers
Essential gene? Possibly essential (E-score: 0.586) question?
Stock # IGL02852
Quality Score
Status
Chromosome 3
Chromosomal Location 89427471-89579801 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 89516923 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Asparagine at position 444 (I444N)
Ref Sequence ENSEMBL: ENSMUSP00000000811 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000000811]
AlphaFold P58391
Predicted Effect probably damaging
Transcript: ENSMUST00000000811
AA Change: I444N

PolyPhen 2 Score 0.960 (Sensitivity: 0.78; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000000811
Gene: ENSMUSG00000000794
AA Change: I444N

DomainStartEndE-ValueType
low complexity region 30 96 N/A INTRINSIC
low complexity region 139 154 N/A INTRINSIC
low complexity region 213 224 N/A INTRINSIC
Pfam:SK_channel 270 383 3.1e-51 PFAM
Pfam:Ion_trans_2 462 548 2.2e-14 PFAM
CaMBD 562 638 1.04e-49 SMART
low complexity region 684 690 N/A INTRINSIC
low complexity region 718 731 N/A INTRINSIC
Coding Region Coverage
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Action potentials in vertebrate neurons are followed by an afterhyperpolarization (AHP) that may persist for several seconds and may have profound consequences for the firing pattern of the neuron. Each component of the AHP is kinetically distinct and is mediated by different calcium-activated potassium channels. This gene belongs to the KCNN family of potassium channels. It encodes an integral membrane protein that forms a voltage-independent calcium-activated channel, which is thought to regulate neuronal excitability by contributing to the slow component of synaptic AHP. This gene contains two CAG repeat regions in the coding sequence. It was thought that expansion of one or both of these repeats could lead to an increased susceptibility to schizophrenia or bipolar disorder, but studies indicate that this is probably not the case. Alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Feb 2011]
PHENOTYPE: Mice homozygous for an insertion of a tetracycline-regulated gene switch display no overt phenotype when expression is abolished by doxycycline treatment; in contrast, untreated homozygotes show abnormal respiratory responses to hypoxia, impaired parturition, and pregnancy-related premature death. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 50 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Bcar1 A T 8: 112,441,979 (GRCm39) L287* probably null Het
Birc2 A G 9: 7,854,484 (GRCm39) I402T probably damaging Het
Btrc T A 19: 45,501,095 (GRCm39) L153* probably null Het
C2cd3 T C 7: 100,079,396 (GRCm39) F1245L probably damaging Het
Cabp7 C T 11: 4,688,912 (GRCm39) R186H probably damaging Het
Cdk5r2 T C 1: 74,895,298 (GRCm39) S348P probably benign Het
Cfhr4 T C 1: 139,701,754 (GRCm39) Y120C probably damaging Het
Clca3a2 T C 3: 144,512,104 (GRCm39) D544G probably damaging Het
Col6a6 A C 9: 105,661,272 (GRCm39) I279S probably damaging Het
Csmd1 T A 8: 15,945,728 (GRCm39) T3562S probably damaging Het
Dgkd T C 1: 87,863,135 (GRCm39) S61P probably damaging Het
Dph5 T A 3: 115,722,320 (GRCm39) M266K possibly damaging Het
Gm14226 G A 2: 154,866,841 (GRCm39) S266N possibly damaging Het
Gm28047 A G 15: 102,446,653 (GRCm39) V400A possibly damaging Het
Gucy1a2 A G 9: 3,759,691 (GRCm39) D499G probably benign Het
Hoxb7 C T 11: 96,180,320 (GRCm39) T173M possibly damaging Het
Kif1b A G 4: 149,375,785 (GRCm39) I27T probably damaging Het
Krtap8-1 A G 16: 89,284,753 (GRCm39) Y15H probably benign Het
Myo18b C T 5: 112,863,377 (GRCm39) V2154I probably benign Het
Pcdhb3 A G 18: 37,435,150 (GRCm39) D372G probably damaging Het
Pfkp G T 13: 6,655,059 (GRCm39) P340Q possibly damaging Het
Plcd3 C T 11: 102,964,631 (GRCm39) R580Q probably damaging Het
Pou5f2 G A 13: 78,173,178 (GRCm39) R40Q probably benign Het
Ppara G T 15: 85,682,079 (GRCm39) M258I probably benign Het
Proc A G 18: 32,258,208 (GRCm39) S246P probably damaging Het
Ptpn21 T C 12: 98,681,454 (GRCm39) probably null Het
Ripor2 T C 13: 24,879,681 (GRCm39) F383S probably damaging Het
Rnf39 T C 17: 37,256,094 (GRCm39) probably benign Het
Sema6c C A 3: 95,077,295 (GRCm39) probably benign Het
Slc16a5 A G 11: 115,360,405 (GRCm39) E196G probably benign Het
Slco1c1 T A 6: 141,493,550 (GRCm39) L313* probably null Het
Slit2 T C 5: 48,402,014 (GRCm39) F789S probably damaging Het
Spta1 A G 1: 174,071,676 (GRCm39) M2219V probably benign Het
Sqle A T 15: 59,197,920 (GRCm39) H380L probably damaging Het
Tek T C 4: 94,743,561 (GRCm39) Y859H probably damaging Het
Trcg1 A T 9: 57,148,595 (GRCm39) T56S possibly damaging Het
Ttc23 T A 7: 67,316,903 (GRCm39) probably benign Het
Ttn A G 2: 76,774,648 (GRCm39) probably benign Het
Uba1y C T Y: 828,841 (GRCm39) R550* probably null Het
Ubqln4 T C 3: 88,462,778 (GRCm39) V81A probably damaging Het
Ugt2b38 C T 5: 87,559,600 (GRCm39) E431K probably benign Het
Vmn1r85 T G 7: 12,819,010 (GRCm39) I45L possibly damaging Het
Vmn2r68 T G 7: 84,882,595 (GRCm39) S386R probably damaging Het
Washc4 A G 10: 83,419,173 (GRCm39) T902A possibly damaging Het
Zc3h15 G A 2: 83,475,015 (GRCm39) A7T possibly damaging Het
Zdhhc19 A C 16: 32,316,460 (GRCm39) T72P probably damaging Het
Zfp729a A T 13: 67,768,070 (GRCm39) S720T possibly damaging Het
Zfp729b T C 13: 67,740,942 (GRCm39) K441R probably damaging Het
Zfy2 C T Y: 2,106,894 (GRCm39) G580D probably benign Het
Zfy2 T A Y: 2,117,188 (GRCm39) H213L probably benign Het
Other mutations in Kcnn3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02263:Kcnn3 APN 3 89,568,525 (GRCm39) missense possibly damaging 0.73
IGL02444:Kcnn3 APN 3 89,559,359 (GRCm39) missense possibly damaging 0.50
IGL02500:Kcnn3 APN 3 89,568,419 (GRCm39) splice site probably benign
IGL02814:Kcnn3 APN 3 89,428,482 (GRCm39) missense possibly damaging 0.94
IGL02821:Kcnn3 APN 3 89,428,281 (GRCm39) missense possibly damaging 0.91
IGL02821:Kcnn3 APN 3 89,570,029 (GRCm39) missense possibly damaging 0.84
IGL02942:Kcnn3 APN 3 89,559,383 (GRCm39) missense probably benign 0.00
IGL03118:Kcnn3 APN 3 89,574,468 (GRCm39) missense probably damaging 1.00
R0015:Kcnn3 UTSW 3 89,570,080 (GRCm39) missense probably damaging 1.00
R0015:Kcnn3 UTSW 3 89,570,080 (GRCm39) missense probably damaging 1.00
R0032:Kcnn3 UTSW 3 89,427,972 (GRCm39) small deletion probably benign
R0370:Kcnn3 UTSW 3 89,574,399 (GRCm39) missense probably damaging 0.98
R0619:Kcnn3 UTSW 3 89,559,337 (GRCm39) missense probably damaging 1.00
R1167:Kcnn3 UTSW 3 89,472,259 (GRCm39) nonsense probably null
R1255:Kcnn3 UTSW 3 89,559,416 (GRCm39) missense possibly damaging 0.84
R1643:Kcnn3 UTSW 3 89,427,804 (GRCm39) missense unknown
R1733:Kcnn3 UTSW 3 89,559,397 (GRCm39) missense probably benign 0.00
R1793:Kcnn3 UTSW 3 89,516,712 (GRCm39) missense probably benign 0.20
R1827:Kcnn3 UTSW 3 89,428,301 (GRCm39) missense possibly damaging 0.75
R1899:Kcnn3 UTSW 3 89,427,762 (GRCm39) start gained probably benign
R2055:Kcnn3 UTSW 3 89,428,682 (GRCm39) missense probably damaging 1.00
R2843:Kcnn3 UTSW 3 89,427,972 (GRCm39) small deletion probably benign
R2922:Kcnn3 UTSW 3 89,428,329 (GRCm39) missense probably damaging 1.00
R4078:Kcnn3 UTSW 3 89,568,495 (GRCm39) missense possibly damaging 0.68
R4227:Kcnn3 UTSW 3 89,428,482 (GRCm39) missense possibly damaging 0.94
R4604:Kcnn3 UTSW 3 89,427,727 (GRCm39) start gained probably benign
R4814:Kcnn3 UTSW 3 89,570,031 (GRCm39) missense probably damaging 1.00
R4822:Kcnn3 UTSW 3 89,574,596 (GRCm39) missense possibly damaging 0.93
R5175:Kcnn3 UTSW 3 89,516,746 (GRCm39) missense probably damaging 1.00
R5211:Kcnn3 UTSW 3 89,428,538 (GRCm39) missense probably benign 0.04
R5438:Kcnn3 UTSW 3 89,428,605 (GRCm39) missense probably damaging 1.00
R5496:Kcnn3 UTSW 3 89,516,797 (GRCm39) missense possibly damaging 0.95
R6244:Kcnn3 UTSW 3 89,552,830 (GRCm39) nonsense probably null
R7391:Kcnn3 UTSW 3 89,516,778 (GRCm39) missense probably benign 0.34
R7625:Kcnn3 UTSW 3 89,516,977 (GRCm39) missense probably damaging 0.99
R7834:Kcnn3 UTSW 3 89,428,661 (GRCm39) missense probably damaging 1.00
R8022:Kcnn3 UTSW 3 89,517,010 (GRCm39) missense possibly damaging 0.92
R8110:Kcnn3 UTSW 3 89,568,540 (GRCm39) missense probably damaging 0.99
R8220:Kcnn3 UTSW 3 89,568,548 (GRCm39) missense probably benign 0.14
R8787:Kcnn3 UTSW 3 89,552,757 (GRCm39) missense possibly damaging 0.93
R9124:Kcnn3 UTSW 3 89,428,536 (GRCm39) missense possibly damaging 0.47
R9256:Kcnn3 UTSW 3 89,574,407 (GRCm39) missense probably damaging 1.00
R9612:Kcnn3 UTSW 3 89,516,703 (GRCm39) missense probably benign 0.09
Z1088:Kcnn3 UTSW 3 89,574,437 (GRCm39) missense probably damaging 1.00
Z1177:Kcnn3 UTSW 3 89,568,443 (GRCm39) missense possibly damaging 0.72
Z1177:Kcnn3 UTSW 3 89,428,230 (GRCm39) missense probably damaging 1.00
Posted On 2015-12-18