Incidental Mutation 'IGL02991:Aptx'
ID 452912
Institutional Source Beutler Lab
Gene Symbol Aptx
Ensembl Gene ENSMUSG00000028411
Gene Name aprataxin
Synonyms 2410016G21Rik
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # IGL02991 (G1)
Quality Score 189
Status Validated
Chromosome 4
Chromosomal Location 40682382-40703194 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 40686687 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glycine to Cysteine at position 199 (G199C)
Ref Sequence ENSEMBL: ENSMUSP00000103738 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030119] [ENSMUST00000068125] [ENSMUST00000108103] [ENSMUST00000129021]
AlphaFold Q7TQC5
Predicted Effect probably damaging
Transcript: ENSMUST00000030119
AA Change: G294C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000030119
Gene: ENSMUSG00000028411
AA Change: G294C

DomainStartEndE-ValueType
PDB:3KT9|A 1 101 2e-61 PDB
Blast:FHA 24 68 7e-18 BLAST
Pfam:DcpS_C 160 271 3.1e-36 PFAM
Pfam:HIT 167 262 9.2e-17 PFAM
ZnF_C2H2 310 332 2.71e-2 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000068125
AA Change: G301C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000124264
Gene: ENSMUSG00000028411
AA Change: G301C

DomainStartEndE-ValueType
PDB:3KT9|A 8 108 2e-61 PDB
Blast:FHA 31 75 7e-18 BLAST
Pfam:DcpS_C 167 278 5.9e-37 PFAM
Pfam:HIT 174 269 1.3e-16 PFAM
ZnF_C2H2 317 339 2.71e-2 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000108103
AA Change: G199C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000103738
Gene: ENSMUSG00000028411
AA Change: G199C

DomainStartEndE-ValueType
Blast:FHA 24 59 4e-13 BLAST
Pfam:DcpS_C 65 176 2.2e-36 PFAM
Pfam:HIT 72 167 8.8e-17 PFAM
ZnF_C2H2 215 237 2.71e-2 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000128810
Predicted Effect probably benign
Transcript: ENSMUST00000129021
Meta Mutation Damage Score 0.7386 question?
Coding Region Coverage
  • 1x: 0.0%
  • 3x: 0.0%
  • 10x: 0.0%
  • 20x: 0.0%
Validation Efficiency 95% (73/77)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the histidine triad (HIT) superfamily. The encoded protein may play a role in single-stranded DNA repair through its nucleotide-binding activity and its diadenosine polyphosphate hydrolase activity. Mutations in this gene have been associated with ataxia-ocular apraxia. Alternatively spliced transcript variants have been identified for this gene.[provided by RefSeq, Aug 2010]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit defects in single-strand DNA break repair. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 64 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4933416I08Rik TCC TCCC X: 52,692,862 (GRCm39) noncoding transcript Het
Adam23 T C 1: 63,586,978 (GRCm39) probably null Het
Asap2 T C 12: 21,299,294 (GRCm39) probably benign Het
Atp11b A G 3: 35,881,140 (GRCm39) T566A probably benign Het
Bcas3 C T 11: 85,348,713 (GRCm39) Q202* probably null Het
Cacna1h C A 17: 25,610,286 (GRCm39) R740L possibly damaging Het
Casp8 T A 1: 58,866,438 (GRCm39) N146K probably benign Het
Ccdc63 T C 5: 122,246,275 (GRCm39) M549V probably benign Het
Cdc45 C T 16: 18,617,479 (GRCm39) M200I probably benign Het
Cdh20 T C 1: 104,861,972 (GRCm39) S51P probably benign Het
Chd7 T C 4: 8,828,398 (GRCm39) M1113T possibly damaging Het
Cilp TGGG TGG 9: 65,187,412 (GRCm39) probably null Het
Crb1 ACC AC 1: 139,164,822 (GRCm39) probably null Het
Crb1 CG C 1: 139,164,824 (GRCm39) probably null Het
Cxcl11 C T 5: 92,509,169 (GRCm39) R28H probably damaging Het
Defb40 C T 8: 19,025,119 (GRCm39) C29Y probably damaging Het
Fcna G C 2: 25,520,693 (GRCm39) probably benign Het
Fen1 A T 19: 10,178,026 (GRCm39) D139E probably benign Het
Frem3 A G 8: 81,395,511 (GRCm39) E1846G probably damaging Het
Gria2 T A 3: 80,615,116 (GRCm39) K455* probably null Het
Hmcn1 A T 1: 150,614,409 (GRCm39) N1332K possibly damaging Het
Htr5b C T 1: 121,455,756 (GRCm39) V55M probably benign Het
Ighv6-5 A T 12: 114,380,315 (GRCm39) N86K probably benign Het
Il4ra T C 7: 125,174,833 (GRCm39) V347A possibly damaging Het
Itih5 A G 2: 10,256,162 (GRCm39) E876G probably benign Het
Itpkb A T 1: 180,155,279 (GRCm39) probably benign Het
Lbr T C 1: 181,649,117 (GRCm39) Y334C probably damaging Het
Lrfn2 T C 17: 49,377,732 (GRCm39) L271P probably damaging Het
Lss T A 10: 76,379,745 (GRCm39) probably benign Het
Map1a T C 2: 121,132,091 (GRCm39) V731A probably damaging Het
Mmp1a TG TGG 9: 7,465,083 (GRCm38) probably null Het
Mob3b T A 4: 35,083,805 (GRCm39) Q128L probably benign Het
Mog T C 17: 37,334,091 (GRCm39) M1V probably null Het
Mrpl4 A G 9: 20,919,901 (GRCm39) Y284C probably damaging Het
Mtus2 T G 5: 148,250,310 (GRCm39) V310G probably damaging Het
Mup11 ACAGCAGCAGCAGCAGCA ACAGCAGCAGCAGCA 4: 60,618,275 (GRCm39) probably benign Het
Odad4 A G 11: 100,444,698 (GRCm39) S285G probably benign Het
Or10g9 T C 9: 39,911,698 (GRCm39) Y275C probably damaging Het
Or8g55 T A 9: 39,785,362 (GRCm39) S264T probably benign Het
Orc3 T G 4: 34,593,083 (GRCm39) Q328P probably damaging Het
Otulinl T C 15: 27,658,388 (GRCm39) S211G possibly damaging Het
Pcdhb20 G T 18: 37,639,264 (GRCm39) G597C probably damaging Het
Pdxdc1 A G 16: 13,675,260 (GRCm39) I334T probably damaging Het
Ppef2 C T 5: 92,383,759 (GRCm39) W450* probably null Het
Proz G A 8: 13,123,490 (GRCm39) E254K probably benign Het
Psma6 T C 12: 55,454,357 (GRCm39) probably benign Het
Rbm12 C T 2: 155,937,480 (GRCm39) probably benign Het
Ryr2 A G 13: 11,776,192 (GRCm39) V1115A probably damaging Het
Sfxn5 G T 6: 85,266,190 (GRCm39) N102K possibly damaging Het
Sgo2a G T 1: 58,054,514 (GRCm39) probably benign Het
Slc14a2 A T 18: 78,249,049 (GRCm39) M1K probably null Het
Spag5 T A 11: 78,205,077 (GRCm39) L621M probably damaging Het
Spata31 A G 13: 65,068,533 (GRCm39) Y227C probably benign Het
Speer4c1 A C 5: 15,919,214 (GRCm39) probably benign Het
Supt6 T C 11: 78,116,179 (GRCm39) E728G probably damaging Het
Sympk T A 7: 18,764,502 (GRCm39) L69Q probably damaging Het
Timd4 T A 11: 46,732,974 (GRCm39) probably benign Het
Trh G A 6: 92,220,719 (GRCm39) R48W probably damaging Het
Trip12 C A 1: 84,716,536 (GRCm39) D383Y probably damaging Het
Tspo2 T A 17: 48,757,014 (GRCm39) I23F possibly damaging Het
Tspyl5 A G 15: 33,686,989 (GRCm39) S319P probably damaging Het
Txlnb A G 10: 17,717,201 (GRCm39) K403E probably damaging Het
Vmn2r34 C A 7: 7,675,720 (GRCm39) C556F probably damaging Het
Vps13c C A 9: 67,821,159 (GRCm39) A1223E probably damaging Het
Other mutations in Aptx
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01450:Aptx APN 4 40,688,133 (GRCm39) missense probably damaging 1.00
IGL02419:Aptx APN 4 40,691,032 (GRCm39) missense probably benign 0.01
IGL03188:Aptx APN 4 40,695,143 (GRCm39) splice site probably null
R0003:Aptx UTSW 4 40,695,145 (GRCm39) splice site probably benign
R1250:Aptx UTSW 4 40,693,447 (GRCm39) missense probably benign 0.00
R1681:Aptx UTSW 4 40,697,274 (GRCm39) missense probably benign 0.13
R2512:Aptx UTSW 4 40,694,917 (GRCm39) missense probably benign 0.00
R3034:Aptx UTSW 4 40,694,994 (GRCm39) missense probably benign 0.00
R4610:Aptx UTSW 4 40,702,766 (GRCm39) splice site probably null
R6108:Aptx UTSW 4 40,694,986 (GRCm39) nonsense probably null
R8136:Aptx UTSW 4 40,688,107 (GRCm39) critical splice donor site probably null
Predicted Primers PCR Primer
(F):5'- AATGCGGACAGATGCTAGCAC -3'
(R):5'- TGGTGAGAAGCCCATAATGTG -3'

Sequencing Primer
(F):5'- ACAGATGCTAGCACTGCCCTTG -3'
(R):5'- CCTGAGGGAGTGTATCATCTCAGC -3'
Posted On 2017-01-24