Incidental Mutation 'R4822:Kcnn3'
ID 371193
Institutional Source Beutler Lab
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
MMRRC Submission 042438-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.514) question?
Stock # R4822 (G1)
Quality Score 225
Status Validated
Chromosome 3
Chromosomal Location 89427471-89579801 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to C at 89574596 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Leucine at position 703 (V703L)
Ref Sequence ENSEMBL: ENSMUSP00000000811 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000000811]
AlphaFold P58391
Predicted Effect possibly damaging
Transcript: ENSMUST00000000811
AA Change: V703L

PolyPhen 2 Score 0.934 (Sensitivity: 0.80; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000000811
Gene: ENSMUSG00000000794
AA Change: V703L

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
Predicted Effect noncoding transcript
Transcript: ENSMUST00000124584
Meta Mutation Damage Score 0.0716 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.4%
  • 10x: 96.7%
  • 20x: 93.7%
Validation Efficiency 98% (101/103)
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: 92 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
9930012K11Rik C T 14: 70,393,907 (GRCm39) V243I probably benign Het
Acadvl C T 11: 69,902,010 (GRCm39) G485S probably benign Het
Acap3 T A 4: 155,986,908 (GRCm39) probably benign Het
Adamts19 A G 18: 59,023,356 (GRCm39) I250M probably damaging Het
Amacr T A 15: 10,983,496 (GRCm39) I102N probably damaging Het
Apob A G 12: 8,065,741 (GRCm39) T4237A probably benign Het
Bbs10 A G 10: 111,136,995 (GRCm39) K703E probably benign Het
Bicd1 A T 6: 149,420,752 (GRCm39) probably benign Het
Caskin2 T A 11: 115,698,125 (GRCm39) E49V probably damaging Het
Cemip T A 7: 83,622,449 (GRCm39) I577F probably benign Het
Chrnb1 T C 11: 69,686,501 (GRCm39) S40G possibly damaging Het
Ctif C T 18: 75,654,632 (GRCm39) C298Y probably benign Het
Cul9 A C 17: 46,840,977 (GRCm39) H764Q probably benign Het
Cwf19l2 T A 9: 3,458,839 (GRCm39) C763S probably damaging Het
Dhx57 A T 17: 80,549,596 (GRCm39) probably null Het
Dnaaf10 T A 11: 17,177,165 (GRCm39) N174K probably damaging Het
Dnhd1 G A 7: 105,353,171 (GRCm39) D2775N probably benign Het
Enpp1 A T 10: 24,537,833 (GRCm39) M384K possibly damaging Het
Fat2 T C 11: 55,202,144 (GRCm39) N310S probably benign Het
Fbxw7 A T 3: 84,874,814 (GRCm39) Y232F possibly damaging Het
Fcamr T A 1: 130,740,423 (GRCm39) S281T possibly damaging Het
Gm10762 C T 2: 128,809,106 (GRCm39) W81* probably null Het
Gm5592 A G 7: 40,805,314 (GRCm39) probably benign Het
Gm5745 T C 9: 73,082,980 (GRCm39) noncoding transcript Het
Gm6185 G C 1: 161,040,824 (GRCm39) noncoding transcript Het
Hid1 T A 11: 115,246,125 (GRCm39) N382Y probably damaging Het
Hoxa10 A T 6: 52,209,569 (GRCm39) F68I probably damaging Het
Ift88 T A 14: 57,679,326 (GRCm39) probably null Het
Ighg2b A T 12: 113,270,011 (GRCm39) *336R probably null Het
Ighv7-2 A C 12: 113,875,892 (GRCm39) L37R probably damaging Het
Kcnd3 C T 3: 105,566,082 (GRCm39) A421V probably damaging Het
Kiz C A 2: 146,732,989 (GRCm39) S388R probably damaging Het
Klhl20 G A 1: 160,921,333 (GRCm39) Q41* probably null Het
Krt31 T C 11: 99,938,610 (GRCm39) I328V possibly damaging Het
Lama4 A T 10: 38,909,049 (GRCm39) I330L probably benign Het
Lipo2 A T 19: 33,723,151 (GRCm39) S213T probably benign Het
Lrsam1 A T 2: 32,816,804 (GRCm39) I723N probably damaging Het
Man2b2 G A 5: 36,972,865 (GRCm39) R550W probably damaging Het
Map4k5 A T 12: 69,888,758 (GRCm39) L224* probably null Het
Mast3 A G 8: 71,233,010 (GRCm39) S1101P probably damaging Het
Mertk A G 2: 128,643,225 (GRCm39) S875G probably benign Het
Mmel1 A G 4: 154,972,354 (GRCm39) M302V probably benign Het
Mrgpra3 T A 7: 47,239,716 (GRCm39) H70L possibly damaging Het
Myh3 T A 11: 66,979,836 (GRCm39) S592T probably benign Het
Nbeal2 T C 9: 110,465,383 (GRCm39) I451V possibly damaging Het
Nup155 T A 15: 8,158,010 (GRCm39) V489D possibly damaging Het
Obscn T A 11: 58,913,159 (GRCm39) T6300S probably benign Het
Oprm1 A G 10: 6,779,036 (GRCm39) I146V probably damaging Het
Or1ad1 T A 11: 50,875,910 (GRCm39) C127* probably null Het
Or1j4 A G 2: 36,740,888 (GRCm39) M277V probably benign Het
Or4k44 G T 2: 111,367,797 (GRCm39) T279K probably damaging Het
Or5ae1 A C 7: 84,565,634 (GRCm39) I216L possibly damaging Het
Otub1 A T 19: 7,181,794 (GRCm39) D27E probably damaging Het
Pik3ca T C 3: 32,492,131 (GRCm39) V243A probably benign Het
Pla2g12b G A 10: 59,252,336 (GRCm39) probably null Het
Plekha8 A G 6: 54,601,546 (GRCm39) D321G probably damaging Het
Pprc1 T C 19: 46,059,795 (GRCm39) probably benign Het
Prkdc A G 16: 15,468,576 (GRCm39) D129G possibly damaging Het
Rbms3 C T 9: 116,773,441 (GRCm39) probably benign Het
Rictor T A 15: 6,821,161 (GRCm39) V1495D probably benign Het
Rpl31-ps21 T C 5: 21,324,507 (GRCm39) noncoding transcript Het
Ryr3 A T 2: 112,483,090 (GRCm39) I4219N probably damaging Het
Sbf2 G A 7: 109,977,146 (GRCm39) probably benign Het
Scn10a C T 9: 119,467,738 (GRCm39) A801T probably damaging Het
Scn9a T A 2: 66,314,093 (GRCm39) Y1866F possibly damaging Het
Sec1 A C 7: 45,328,727 (GRCm39) Y107D probably damaging Het
Sema6d C T 2: 124,504,214 (GRCm39) T619M possibly damaging Het
Sh2b3 C A 5: 121,966,618 (GRCm39) probably benign Het
Slc2a4 A G 11: 69,837,413 (GRCm39) V44A probably damaging Het
Slc5a12 T C 2: 110,452,085 (GRCm39) I326T possibly damaging Het
Smarca5 T C 8: 81,435,309 (GRCm39) probably null Het
Smarcd2 A G 11: 106,157,357 (GRCm39) probably null Het
Snrpa1 A T 7: 65,719,321 (GRCm39) probably benign Het
Sptbn5 T G 2: 119,898,449 (GRCm39) K470Q probably benign Het
Stard9 T G 2: 120,526,422 (GRCm39) V893G possibly damaging Het
Stx8 T G 11: 67,864,099 (GRCm39) V53G possibly damaging Het
Sv2c A T 13: 96,122,457 (GRCm39) W440R probably damaging Het
Tcstv2a A T 13: 120,725,686 (GRCm39) T117S probably damaging Het
Tmem181a A T 17: 6,330,940 (GRCm39) I67F probably benign Het
Tmprss7 C T 16: 45,483,679 (GRCm39) C565Y probably damaging Het
Trafd1 A T 5: 121,516,561 (GRCm39) L109H probably damaging Het
Trpv4 A G 5: 114,768,083 (GRCm39) I422T possibly damaging Het
Usp24 T A 4: 106,273,244 (GRCm39) Y2210N probably damaging Het
Vmn1r236 A T 17: 21,507,202 (GRCm39) N107Y probably damaging Het
Vmn2r13 A T 5: 109,321,938 (GRCm39) I253K probably damaging Het
Vmn2r2 T A 3: 64,041,960 (GRCm39) I252F probably damaging Het
Vsig8 A G 1: 172,387,205 (GRCm39) D27G probably damaging Het
Wiz A T 17: 32,575,411 (GRCm39) Y908* probably null Het
Wnk1 A T 6: 119,939,399 (GRCm39) S1113T probably benign Het
Zdhhc1 CGGGGG CGGGGGG 8: 106,210,376 (GRCm39) probably null Het
Zfp691 G T 4: 119,027,764 (GRCm39) T156K probably damaging Het
Zfp791 A T 8: 85,837,035 (GRCm39) D276E 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
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
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
Predicted Primers PCR Primer
(F):5'- GCTCAATGACCGGAGTGAAG -3'
(R):5'- TGAGTCAGCTCATCCGTTCC -3'

Sequencing Primer
(F):5'- CTCAATGACCGGAGTGAAGATCTAG -3'
(R):5'- GTCTGCAACTTCCTTGACAGCAAAG -3'
Posted On 2016-03-01