Incidental Mutation 'R6664:Szt2'
ID 526897
Institutional Source Beutler Lab
Gene Symbol Szt2
Ensembl Gene ENSMUSG00000033253
Gene Name SZT2 subunit of KICSTOR complex
Synonyms seaizure threshold 2
MMRRC Submission 044784-MU
Accession Numbers
Essential gene? Possibly essential (E-score: 0.610) question?
Stock # R6664 (G1)
Quality Score 179.009
Status Not validated
Chromosome 4
Chromosomal Location 118219940-118266470 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 118248942 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Cysteine at position 581 (R581C)
Ref Sequence ENSEMBL: ENSMUSP00000074862 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000075406]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000075406
AA Change: R581C

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000074862
Gene: ENSMUSG00000033253
AA Change: R581C

DomainStartEndE-ValueType
low complexity region 48 64 N/A INTRINSIC
Blast:VWA 93 343 1e-109 BLAST
low complexity region 704 728 N/A INTRINSIC
low complexity region 762 775 N/A INTRINSIC
low complexity region 779 793 N/A INTRINSIC
low complexity region 875 887 N/A INTRINSIC
low complexity region 994 1011 N/A INTRINSIC
low complexity region 1351 1370 N/A INTRINSIC
low complexity region 1619 1630 N/A INTRINSIC
low complexity region 1662 1678 N/A INTRINSIC
low complexity region 1832 1854 N/A INTRINSIC
low complexity region 1862 1881 N/A INTRINSIC
low complexity region 1895 1914 N/A INTRINSIC
low complexity region 2176 2184 N/A INTRINSIC
low complexity region 2284 2292 N/A INTRINSIC
low complexity region 2309 2323 N/A INTRINSIC
low complexity region 2373 2384 N/A INTRINSIC
low complexity region 2500 2508 N/A INTRINSIC
low complexity region 2669 2680 N/A INTRINSIC
low complexity region 2739 2758 N/A INTRINSIC
low complexity region 3239 3252 N/A INTRINSIC
low complexity region 3257 3268 N/A INTRINSIC
low complexity region 3283 3309 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000136737
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.7%
  • 10x: 98.4%
  • 20x: 95.6%
Validation Efficiency
MGI Phenotype FUNCTION: This gene encodes a protein associated with low seizure threshold in mice and may contribute to susceptibility to epilepsy. [provided by RefSeq, Aug 2011]
PHENOTYPE: Mice homozygous for mutations in this gene display increased susceptibility to induced seizures. Mice homozygous for null mutations also display partial penetrance of prenatal lethality. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 28 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aadacl4fm5 T C 4: 144,503,969 (GRCm39) *394W probably null Het
AU040320 A T 4: 126,729,443 (GRCm39) Y535F probably damaging Het
Auh G C 13: 53,052,703 (GRCm39) S138W probably damaging Het
Bmp2k A T 5: 97,235,989 (GRCm39) K1137N probably benign Het
Btn1a1 A G 13: 23,643,490 (GRCm39) Y320H probably benign Het
Ccdc18 C T 5: 108,315,966 (GRCm39) Q479* probably null Het
Cyp4f18 A T 8: 72,743,759 (GRCm39) S399T probably benign Het
Dcaf13 T C 15: 38,982,283 (GRCm39) L83P probably damaging Het
Fbxo45 T C 16: 32,057,234 (GRCm39) N220S probably damaging Het
Fbxw16 T C 9: 109,267,326 (GRCm39) M302V probably benign Het
Fgb A T 3: 82,954,066 (GRCm39) S57R probably damaging Het
Fryl A G 5: 73,289,824 (GRCm39) V134A probably damaging Het
Gatad2a A G 8: 70,370,139 (GRCm39) L189P probably damaging Het
Ifitm7 T C 16: 13,801,613 (GRCm39) T49A probably benign Het
Itih1 T C 14: 30,655,393 (GRCm39) T601A probably damaging Het
Jmjd4 T C 11: 59,341,245 (GRCm39) F59L probably benign Het
Magi2 C T 5: 20,907,395 (GRCm39) S1323L probably benign Het
Map3k21 A G 8: 126,668,610 (GRCm39) E732G probably benign Het
Nr4a3 G A 4: 48,056,006 (GRCm39) R344Q probably damaging Het
Or1j12 A G 2: 36,343,110 (GRCm39) N171S probably benign Het
Or52e5 T A 7: 104,719,395 (GRCm39) S240R possibly damaging Het
Pik3cb T C 9: 98,976,591 (GRCm39) T169A possibly damaging Het
Prl3a1 C A 13: 27,454,194 (GRCm39) Y57* probably null Het
Ripor2 A T 13: 24,859,803 (GRCm39) I164F probably damaging Het
Sik2 T C 9: 50,846,757 (GRCm39) E146G probably damaging Het
Tango6 T A 8: 107,468,746 (GRCm39) D747E probably damaging Het
Vmn2r111 T C 17: 22,778,032 (GRCm39) N549S possibly damaging Het
Zfp945 A G 17: 23,071,339 (GRCm39) S187P probably damaging Het
Other mutations in Szt2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00092:Szt2 APN 4 118,241,447 (GRCm39) splice site probably benign
IGL01082:Szt2 APN 4 118,254,821 (GRCm39) missense probably damaging 1.00
IGL01348:Szt2 APN 4 118,250,821 (GRCm39) splice site probably benign
IGL01869:Szt2 APN 4 118,256,268 (GRCm39) missense possibly damaging 0.87
IGL01918:Szt2 APN 4 118,241,450 (GRCm39) splice site probably benign
IGL01951:Szt2 APN 4 118,233,690 (GRCm39) unclassified probably benign
IGL01971:Szt2 APN 4 118,244,152 (GRCm39) missense probably benign 0.01
IGL02047:Szt2 APN 4 118,233,834 (GRCm39) unclassified probably benign
IGL02092:Szt2 APN 4 118,220,529 (GRCm39) unclassified probably benign
IGL02120:Szt2 APN 4 118,245,761 (GRCm39) missense probably benign 0.01
IGL02210:Szt2 APN 4 118,247,020 (GRCm39) missense possibly damaging 0.95
IGL02435:Szt2 APN 4 118,248,020 (GRCm39) missense probably damaging 1.00
IGL02622:Szt2 APN 4 118,250,087 (GRCm39) missense probably damaging 0.96
IGL02666:Szt2 APN 4 118,231,252 (GRCm39) missense probably damaging 0.99
IGL02712:Szt2 APN 4 118,242,030 (GRCm39) missense probably benign 0.19
IGL02983:Szt2 APN 4 118,222,976 (GRCm39) unclassified probably benign
IGL03026:Szt2 APN 4 118,249,046 (GRCm39) missense probably benign 0.40
IGL03178:Szt2 APN 4 118,239,886 (GRCm39) missense unknown
IGL03233:Szt2 APN 4 118,229,726 (GRCm39) missense unknown
IGL03377:Szt2 APN 4 118,259,594 (GRCm39) splice site probably benign
IGL03387:Szt2 APN 4 118,221,922 (GRCm39) unclassified probably benign
PIT4687001:Szt2 UTSW 4 118,255,398 (GRCm39) missense possibly damaging 0.84
R0026:Szt2 UTSW 4 118,241,969 (GRCm39) missense possibly damaging 0.92
R0352:Szt2 UTSW 4 118,239,790 (GRCm39) missense unknown
R0396:Szt2 UTSW 4 118,233,544 (GRCm39) unclassified probably benign
R0504:Szt2 UTSW 4 118,230,149 (GRCm39) splice site probably null
R1033:Szt2 UTSW 4 118,244,303 (GRCm39) missense probably damaging 0.98
R1222:Szt2 UTSW 4 118,262,656 (GRCm39) missense possibly damaging 0.77
R1418:Szt2 UTSW 4 118,244,976 (GRCm39) missense probably benign 0.03
R1462:Szt2 UTSW 4 118,231,164 (GRCm39) missense unknown
R1462:Szt2 UTSW 4 118,231,164 (GRCm39) missense unknown
R1763:Szt2 UTSW 4 118,229,565 (GRCm39) missense unknown
R1772:Szt2 UTSW 4 118,262,714 (GRCm39) missense probably damaging 1.00
R1840:Szt2 UTSW 4 118,222,854 (GRCm39) unclassified probably benign
R1942:Szt2 UTSW 4 118,249,817 (GRCm39) missense probably benign 0.17
R1965:Szt2 UTSW 4 118,241,162 (GRCm39) missense probably benign 0.36
R1998:Szt2 UTSW 4 118,232,924 (GRCm39) critical splice donor site probably null
R2009:Szt2 UTSW 4 118,235,261 (GRCm39) critical splice donor site probably null
R2012:Szt2 UTSW 4 118,220,862 (GRCm39) unclassified probably benign
R2044:Szt2 UTSW 4 118,233,645 (GRCm39) nonsense probably null
R2066:Szt2 UTSW 4 118,231,177 (GRCm39) missense unknown
R2345:Szt2 UTSW 4 118,238,594 (GRCm39) missense unknown
R2857:Szt2 UTSW 4 118,226,599 (GRCm39) missense probably damaging 1.00
R3156:Szt2 UTSW 4 118,260,016 (GRCm39) critical splice donor site probably null
R3236:Szt2 UTSW 4 118,240,231 (GRCm39) splice site probably null
R3237:Szt2 UTSW 4 118,240,231 (GRCm39) splice site probably null
R3405:Szt2 UTSW 4 118,251,217 (GRCm39) missense probably benign 0.02
R3795:Szt2 UTSW 4 118,248,927 (GRCm39) missense probably damaging 1.00
R3878:Szt2 UTSW 4 118,247,782 (GRCm39) missense probably damaging 1.00
R3906:Szt2 UTSW 4 118,235,466 (GRCm39) unclassified probably benign
R4012:Szt2 UTSW 4 118,241,097 (GRCm39) missense probably benign 0.02
R4039:Szt2 UTSW 4 118,222,149 (GRCm39) unclassified probably benign
R4081:Szt2 UTSW 4 118,230,764 (GRCm39) splice site probably benign
R4298:Szt2 UTSW 4 118,222,603 (GRCm39) unclassified probably benign
R4299:Szt2 UTSW 4 118,222,603 (GRCm39) unclassified probably benign
R4432:Szt2 UTSW 4 118,241,428 (GRCm39) missense probably damaging 0.99
R4597:Szt2 UTSW 4 118,229,878 (GRCm39) missense unknown
R4657:Szt2 UTSW 4 118,254,866 (GRCm39) missense probably benign 0.06
R4663:Szt2 UTSW 4 118,234,881 (GRCm39) unclassified probably benign
R4670:Szt2 UTSW 4 118,233,026 (GRCm39) unclassified probably benign
R4704:Szt2 UTSW 4 118,251,026 (GRCm39) missense probably damaging 0.99
R4748:Szt2 UTSW 4 118,246,388 (GRCm39) nonsense probably null
R4786:Szt2 UTSW 4 118,256,259 (GRCm39) missense probably benign 0.20
R4809:Szt2 UTSW 4 118,246,182 (GRCm39) missense probably damaging 1.00
R4830:Szt2 UTSW 4 118,226,445 (GRCm39) missense unknown
R4944:Szt2 UTSW 4 118,245,866 (GRCm39) missense probably benign 0.03
R5077:Szt2 UTSW 4 118,226,813 (GRCm39) critical splice donor site probably null
R5121:Szt2 UTSW 4 118,242,641 (GRCm39) missense possibly damaging 0.92
R5140:Szt2 UTSW 4 118,244,178 (GRCm39) missense possibly damaging 0.46
R5169:Szt2 UTSW 4 118,247,027 (GRCm39) missense probably benign 0.26
R5198:Szt2 UTSW 4 118,245,519 (GRCm39) missense probably benign 0.03
R5433:Szt2 UTSW 4 118,232,663 (GRCm39) unclassified probably benign
R5625:Szt2 UTSW 4 118,230,414 (GRCm39) missense unknown
R5628:Szt2 UTSW 4 118,230,414 (GRCm39) missense unknown
R5630:Szt2 UTSW 4 118,250,102 (GRCm39) missense possibly damaging 0.83
R5808:Szt2 UTSW 4 118,229,810 (GRCm39) missense unknown
R5902:Szt2 UTSW 4 118,248,700 (GRCm39) missense probably benign 0.05
R6049:Szt2 UTSW 4 118,260,185 (GRCm39) missense probably damaging 0.99
R6066:Szt2 UTSW 4 118,229,171 (GRCm39) missense unknown
R6272:Szt2 UTSW 4 118,231,487 (GRCm39) unclassified probably benign
R6456:Szt2 UTSW 4 118,233,894 (GRCm39) unclassified probably benign
R6538:Szt2 UTSW 4 118,247,674 (GRCm39) splice site probably null
R6604:Szt2 UTSW 4 118,242,671 (GRCm39) missense probably benign 0.01
R6834:Szt2 UTSW 4 118,245,522 (GRCm39) missense probably benign 0.01
R7109:Szt2 UTSW 4 118,232,676 (GRCm39) missense unknown
R7163:Szt2 UTSW 4 118,262,727 (GRCm39) missense possibly damaging 0.90
R7190:Szt2 UTSW 4 118,246,203 (GRCm39) missense probably damaging 0.98
R7289:Szt2 UTSW 4 118,233,075 (GRCm39) missense unknown
R7291:Szt2 UTSW 4 118,248,446 (GRCm39) missense probably damaging 0.98
R7383:Szt2 UTSW 4 118,222,411 (GRCm39) nonsense probably null
R7448:Szt2 UTSW 4 118,220,668 (GRCm39) missense unknown
R7637:Szt2 UTSW 4 118,251,025 (GRCm39) missense probably damaging 0.99
R7833:Szt2 UTSW 4 118,223,416 (GRCm39) missense unknown
R7896:Szt2 UTSW 4 118,260,110 (GRCm39) missense possibly damaging 0.62
R7923:Szt2 UTSW 4 118,231,037 (GRCm39) missense unknown
R8090:Szt2 UTSW 4 118,244,199 (GRCm39) splice site probably null
R8103:Szt2 UTSW 4 118,245,061 (GRCm39) missense possibly damaging 0.88
R8288:Szt2 UTSW 4 118,246,973 (GRCm39) missense probably damaging 0.96
R8309:Szt2 UTSW 4 118,232,679 (GRCm39) frame shift probably null
R8341:Szt2 UTSW 4 118,250,033 (GRCm39) missense possibly damaging 0.63
R8480:Szt2 UTSW 4 118,244,015 (GRCm39) missense probably benign 0.01
R8497:Szt2 UTSW 4 118,245,518 (GRCm39) missense possibly damaging 0.94
R8549:Szt2 UTSW 4 118,229,878 (GRCm39) missense unknown
R8768:Szt2 UTSW 4 118,226,613 (GRCm39) missense unknown
R8992:Szt2 UTSW 4 118,239,985 (GRCm39) splice site probably benign
R9001:Szt2 UTSW 4 118,235,529 (GRCm39) missense unknown
R9094:Szt2 UTSW 4 118,242,651 (GRCm39) missense possibly damaging 0.74
R9110:Szt2 UTSW 4 118,242,630 (GRCm39) missense possibly damaging 0.89
R9129:Szt2 UTSW 4 118,221,866 (GRCm39) missense unknown
R9184:Szt2 UTSW 4 118,241,726 (GRCm39) missense possibly damaging 0.92
R9186:Szt2 UTSW 4 118,242,288 (GRCm39) missense probably damaging 1.00
R9424:Szt2 UTSW 4 118,248,151 (GRCm39) missense probably damaging 1.00
R9598:Szt2 UTSW 4 118,266,358 (GRCm39) critical splice donor site probably null
X0023:Szt2 UTSW 4 118,229,601 (GRCm39) missense unknown
Z1176:Szt2 UTSW 4 118,251,173 (GRCm39) missense probably damaging 0.99
Z1177:Szt2 UTSW 4 118,248,411 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- GAGTGACATCAGATGGCTCAG -3'
(R):5'- AGTTTGTGCCTTTGTCCCAG -3'

Sequencing Primer
(F):5'- TCAGCCCCAGTAGCTTCTAGAC -3'
(R):5'- TGAACTGCATCTGCCATAGC -3'
Posted On 2018-07-23