Incidental Mutation 'IGL00792:Kcnn1'
ID 13567
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Kcnn1
Ensembl Gene ENSMUSG00000002908
Gene Name potassium intermediate/small conductance calcium-activated channel, subfamily N, member 1
Synonyms SK1
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # IGL00792
Quality Score
Status
Chromosome 8
Chromosomal Location 71294693-71315902 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 71307360 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Phenylalanine at position 178 (L178F)
Ref Sequence ENSEMBL: ENSMUSP00000148615 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000110078] [ENSMUST00000110081] [ENSMUST00000212086] [ENSMUST00000212243] [ENSMUST00000212414] [ENSMUST00000212509] [ENSMUST00000212611]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000110078
AA Change: L135F

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000105705
Gene: ENSMUSG00000002908
AA Change: L135F

DomainStartEndE-ValueType
low complexity region 63 76 N/A INTRINSIC
Pfam:SK_channel 90 208 3.7e-59 PFAM
low complexity region 234 245 N/A INTRINSIC
Pfam:Ion_trans_2 275 369 9.6e-16 PFAM
CaMBD 382 461 1.99e-46 SMART
low complexity region 467 487 N/A INTRINSIC
low complexity region 507 516 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000110081
AA Change: L135F

PolyPhen 2 Score 0.006 (Sensitivity: 0.97; Specificity: 0.75)
SMART Domains Protein: ENSMUSP00000105708
Gene: ENSMUSG00000002908
AA Change: L135F

DomainStartEndE-ValueType
low complexity region 63 76 N/A INTRINSIC
Pfam:SK_channel 90 203 4.9e-51 PFAM
low complexity region 234 245 N/A INTRINSIC
Pfam:Ion_trans_2 274 368 1.7e-15 PFAM
CaMBD 382 462 3.71e-46 SMART
low complexity region 468 488 N/A INTRINSIC
low complexity region 508 517 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000212084
Predicted Effect probably benign
Transcript: ENSMUST00000212086
AA Change: L178F

PolyPhen 2 Score 0.010 (Sensitivity: 0.96; Specificity: 0.77)
Predicted Effect probably benign
Transcript: ENSMUST00000212243
Predicted Effect probably benign
Transcript: ENSMUST00000212414
Predicted Effect probably benign
Transcript: ENSMUST00000212509
AA Change: L135F

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
Predicted Effect probably benign
Transcript: ENSMUST00000212611
AA Change: L135F

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
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. The protein encoded by this gene is activated before membrane hyperpolarization and is thought to regulate neuronal excitability by contributing to the slow component of synaptic AHP. The encoded protein is an integral membrane protein that forms a voltage-independent calcium-activated channel with three other calmodulin-binding subunits. This gene is a member of the KCNN family of potassium channel genes. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous null mice display normal hippocampal morphology and afterhyperpolarization currents. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 36 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcc1 A G 16: 14,228,790 (GRCm39) I346V probably benign Het
Actl7a A T 4: 56,743,944 (GRCm39) Y157F possibly damaging Het
Adcy9 A G 16: 4,106,403 (GRCm39) F904L probably damaging Het
Ap1m1 A G 8: 73,009,599 (GRCm39) D369G possibly damaging Het
Atp23 A T 10: 126,736,969 (GRCm39) probably null Het
Atp5pd A G 11: 115,308,675 (GRCm39) probably null Het
Btf3l4 G A 4: 108,674,056 (GRCm39) S153L probably benign Het
Carf G T 1: 60,165,168 (GRCm39) V117L possibly damaging Het
Cntnap1 C A 11: 101,069,792 (GRCm39) N290K probably benign Het
Dgkb G A 12: 38,264,388 (GRCm39) probably null Het
Dmbt1 T A 7: 130,699,337 (GRCm39) C989S possibly damaging Het
Epb41l1 C T 2: 156,366,939 (GRCm39) R591C probably damaging Het
Fam219a A G 4: 41,521,684 (GRCm39) V74A probably benign Het
Frrs1 T A 3: 116,678,944 (GRCm39) probably null Het
Gm13547 A T 2: 29,653,417 (GRCm39) D85V probably damaging Het
Hipk1 G T 3: 103,685,476 (GRCm39) S46R possibly damaging Het
Ifih1 T A 2: 62,476,214 (GRCm39) R21W probably damaging Het
Ift43 A T 12: 86,186,840 (GRCm39) Q87L probably null Het
Itprid2 C T 2: 79,487,807 (GRCm39) A630V probably benign Het
Kel G T 6: 41,678,946 (GRCm39) N172K probably damaging Het
Krtap3-2 A T 11: 99,447,372 (GRCm39) Y85* probably null Het
Lrrc49 A G 9: 60,595,121 (GRCm39) S8P probably damaging Het
Med23 T C 10: 24,752,902 (GRCm39) I20T possibly damaging Het
Pde4d A G 13: 110,071,929 (GRCm39) K364E possibly damaging Het
Ppp2r3d T C 9: 101,088,500 (GRCm39) K608E possibly damaging Het
Robo4 C T 9: 37,319,507 (GRCm39) L586F probably damaging Het
Rprd2 A G 3: 95,692,416 (GRCm39) S191P probably benign Het
Samhd1 A T 2: 156,962,468 (GRCm39) H242Q probably damaging Het
Slc30a9 T A 5: 67,499,452 (GRCm39) N283K probably damaging Het
Slc4a9 T C 18: 36,672,649 (GRCm39) probably benign Het
Stk36 G T 1: 74,650,276 (GRCm39) L269F probably benign Het
Thop1 T A 10: 80,914,433 (GRCm39) L240* probably null Het
Tmem52b T A 6: 129,493,704 (GRCm39) S106T probably damaging Het
Ttn T A 2: 76,555,970 (GRCm39) D30345V probably damaging Het
Vtcn1 T C 3: 100,795,663 (GRCm39) V210A probably damaging Het
Zfp568 A G 7: 29,714,497 (GRCm39) R124G probably benign Het
Other mutations in Kcnn1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00492:Kcnn1 APN 8 71,300,706 (GRCm39) missense probably benign
IGL00498:Kcnn1 APN 8 71,305,524 (GRCm39) missense probably damaging 1.00
IGL03122:Kcnn1 APN 8 71,307,724 (GRCm39) missense probably damaging 1.00
IGL03137:Kcnn1 APN 8 71,303,381 (GRCm39) missense probably damaging 0.97
IGL03222:Kcnn1 APN 8 71,300,843 (GRCm39) missense probably damaging 1.00
IGL03226:Kcnn1 APN 8 71,299,135 (GRCm39) splice site probably benign
R0586:Kcnn1 UTSW 8 71,316,513 (GRCm39) unclassified probably benign
R1218:Kcnn1 UTSW 8 71,305,332 (GRCm39) missense probably benign 0.07
R1437:Kcnn1 UTSW 8 71,297,195 (GRCm39) missense probably benign 0.03
R1510:Kcnn1 UTSW 8 71,316,714 (GRCm39) unclassified probably benign
R2434:Kcnn1 UTSW 8 71,307,810 (GRCm39) small deletion probably benign
R2860:Kcnn1 UTSW 8 71,299,179 (GRCm39) missense probably benign 0.36
R2861:Kcnn1 UTSW 8 71,299,179 (GRCm39) missense probably benign 0.36
R4327:Kcnn1 UTSW 8 71,305,307 (GRCm39) missense probably damaging 0.99
R4807:Kcnn1 UTSW 8 71,300,822 (GRCm39) missense probably damaging 0.99
R4947:Kcnn1 UTSW 8 71,297,073 (GRCm39) missense probably benign 0.02
R5265:Kcnn1 UTSW 8 71,307,297 (GRCm39) missense probably benign 0.07
R5685:Kcnn1 UTSW 8 71,305,374 (GRCm39) missense probably damaging 1.00
R6108:Kcnn1 UTSW 8 71,307,800 (GRCm39) missense probably benign 0.27
R6523:Kcnn1 UTSW 8 71,299,169 (GRCm39) missense possibly damaging 0.57
R7512:Kcnn1 UTSW 8 71,307,293 (GRCm39) missense possibly damaging 0.64
R8219:Kcnn1 UTSW 8 71,305,499 (GRCm39) missense probably damaging 1.00
R8310:Kcnn1 UTSW 8 71,305,449 (GRCm39) missense possibly damaging 0.83
R8809:Kcnn1 UTSW 8 71,305,297 (GRCm39) critical splice donor site probably null
R9084:Kcnn1 UTSW 8 71,307,810 (GRCm39) small deletion probably benign
R9308:Kcnn1 UTSW 8 71,305,434 (GRCm39) missense probably damaging 1.00
Posted On 2012-12-06