Incidental Mutation 'IGL02444:Kcnn3'
ID 293490
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 # IGL02444
Quality Score
Status
Chromosome 3
Chromosomal Location 89427471-89579801 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 89559359 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 543 (V543A)
Ref Sequence ENSEMBL: ENSMUSP00000000811 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000000811]
AlphaFold P58391
Predicted Effect possibly damaging
Transcript: ENSMUST00000000811
AA Change: V543A

PolyPhen 2 Score 0.495 (Sensitivity: 0.88; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000000811
Gene: ENSMUSG00000000794
AA Change: V543A

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: 47 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam26a A G 8: 44,022,710 (GRCm39) I260T possibly damaging Het
Arhgap9 T A 10: 127,163,816 (GRCm39) V484D probably damaging Het
Asph A G 4: 9,542,319 (GRCm39) probably benign Het
Bbs9 T C 9: 22,555,083 (GRCm39) S457P probably damaging Het
Bckdk A G 7: 127,506,618 (GRCm39) T38A probably damaging Het
Cast G A 13: 74,887,972 (GRCm39) T240I probably damaging Het
Cdc27 T C 11: 104,413,542 (GRCm39) probably benign Het
Cdon T C 9: 35,384,744 (GRCm39) S677P probably benign Het
Cfap161 T C 7: 83,425,353 (GRCm39) E246G probably damaging Het
Dnah11 G A 12: 117,939,608 (GRCm39) probably benign Het
Dnm3 C T 1: 161,838,444 (GRCm39) V835I possibly damaging Het
Eif3a T C 19: 60,762,045 (GRCm39) H510R possibly damaging Het
Fbxw2 G T 2: 34,695,793 (GRCm39) T367K probably benign Het
Ghsr T C 3: 27,426,189 (GRCm39) S82P probably benign Het
Gm4353 C T 7: 115,682,679 (GRCm39) V301I probably benign Het
Golgb1 T C 16: 36,728,178 (GRCm39) probably benign Het
Gria2 T A 3: 80,609,860 (GRCm39) M650L possibly damaging Het
Herc4 T C 10: 63,142,212 (GRCm39) V671A probably benign Het
Iqcb1 T A 16: 36,652,273 (GRCm39) Y61* probably null Het
Irs2 C T 8: 11,056,306 (GRCm39) G709S probably benign Het
Itpripl1 T G 2: 126,983,621 (GRCm39) H167P possibly damaging Het
Klf10 T A 15: 38,298,068 (GRCm39) K43M probably damaging Het
Lcor C T 19: 41,547,450 (GRCm39) R345C probably damaging Het
Lmntd2 A G 7: 140,791,832 (GRCm39) S304P probably damaging Het
Lpar3 T C 3: 145,946,949 (GRCm39) I209T probably damaging Het
Map3k13 T A 16: 21,732,982 (GRCm39) M528K probably benign Het
Me1 A T 9: 86,464,967 (GRCm39) probably benign Het
Nedd4l T G 18: 65,337,028 (GRCm39) probably benign Het
Oas1d T A 5: 121,058,071 (GRCm39) F338L probably benign Het
Or1b1 G T 2: 36,994,786 (GRCm39) P292Q probably damaging Het
Or2c1 T C 16: 3,657,551 (GRCm39) F238S probably damaging Het
Pcdhb5 T C 18: 37,454,103 (GRCm39) V161A probably benign Het
Prdx3 A T 19: 60,859,899 (GRCm39) F91L possibly damaging Het
Rab25 T C 3: 88,450,020 (GRCm39) T114A probably benign Het
Rasal2 T C 1: 157,126,765 (GRCm39) E73G probably benign Het
Slco4c1 A G 1: 96,772,234 (GRCm39) S252P probably damaging Het
Srgap2 A C 1: 131,252,891 (GRCm39) probably null Het
Synpo A G 18: 60,735,502 (GRCm39) S576P probably damaging Het
Tktl2 G T 8: 66,966,013 (GRCm39) A524S possibly damaging Het
Tln2 A T 9: 67,165,874 (GRCm39) probably benign Het
Tmem52 G A 4: 155,554,850 (GRCm39) D158N probably damaging Het
Tyw3 T A 3: 154,302,626 (GRCm39) Q36L probably damaging Het
Usp10 A T 8: 120,675,432 (GRCm39) I483F possibly damaging Het
Usp31 A G 7: 121,278,718 (GRCm39) Y216H probably damaging Het
Vmn1r181 T C 7: 23,683,948 (GRCm39) S138P probably damaging Het
Vmn2r42 G T 7: 8,187,312 (GRCm39) A770E probably damaging Het
Zfp292 A C 4: 34,808,810 (GRCm39) S1411R possibly damaging Het
Other mutations in Kcnn3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02263:Kcnn3 APN 3 89,568,525 (GRCm39) missense possibly damaging 0.73
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
IGL02852:Kcnn3 APN 3 89,516,923 (GRCm39) missense probably damaging 0.96
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 2015-04-16