Incidental Mutation 'IGL02425:Top1mt'
ID 292858
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Top1mt
Ensembl Gene ENSMUSG00000000934
Gene Name DNA topoisomerase 1, mitochondrial
Synonyms 2900052H09Rik
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.286) question?
Stock # IGL02425
Quality Score
Status
Chromosome 15
Chromosomal Location 75528884-75550649 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 75547970 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 39 (T39A)
Ref Sequence ENSEMBL: ENSMUSP00000000958 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000000958]
AlphaFold Q8R4U6
Predicted Effect probably benign
Transcript: ENSMUST00000000958
AA Change: T39A

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000000958
Gene: ENSMUSG00000000934
AA Change: T39A

DomainStartEndE-ValueType
Blast:TOPEUc 72 150 4e-38 BLAST
low complexity region 151 166 N/A INTRINSIC
TOPEUc 189 565 5.86e-230 SMART
Coding Region Coverage
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a mitochondrial DNA topoisomerase that plays a role in the modification of DNA topology. The encoded protein is a type IB topoisomerase and catalyzes the transient breaking and rejoining of DNA to relieve tension and DNA supercoiling generated in the mitochondrial genome during replication and transcription. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, May 2012]
PHENOTYPE: Mice homozygous for a null allele display increased oxidative stress and lipid peroxidation, enhanced glycolysis, and mitochondrial abnormalities. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 39 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
8430423G03Rik A G 5: 148,887,472 (GRCm39) probably benign Het
Adam4 C T 12: 81,468,102 (GRCm39) R173H probably benign Het
Akap12 A G 10: 4,306,034 (GRCm39) E948G possibly damaging Het
Akr1c12 T C 13: 4,323,749 (GRCm39) Y184C probably damaging Het
Avil T C 10: 126,854,316 (GRCm39) V761A probably benign Het
Bahd1 T A 2: 118,749,645 (GRCm39) F480L probably benign Het
Bicral T C 17: 47,119,380 (GRCm39) T714A probably benign Het
Cert1 T C 13: 96,746,390 (GRCm39) I263T probably damaging Het
Csgalnact1 C A 8: 68,854,144 (GRCm39) G219V probably damaging Het
Cyp2d34 C T 15: 82,502,480 (GRCm39) V219I probably benign Het
Dsn1 A G 2: 156,838,667 (GRCm39) V316A probably damaging Het
Errfi1 T A 4: 150,950,813 (GRCm39) F80L probably benign Het
Fam221b A G 4: 43,660,642 (GRCm39) probably null Het
Fgd6 G A 10: 93,910,064 (GRCm39) G790R probably benign Het
Fn1 T C 1: 71,680,302 (GRCm39) probably benign Het
Gldn T A 9: 54,246,005 (GRCm39) Y519N probably damaging Het
Il18r1 T C 1: 40,530,381 (GRCm39) probably benign Het
Itpr2 A G 6: 146,292,819 (GRCm39) V380A probably damaging Het
Kcnab1 T C 3: 65,209,600 (GRCm39) Y154H possibly damaging Het
Lama1 T C 17: 68,118,480 (GRCm39) V2564A probably benign Het
Lca5 T C 9: 83,281,774 (GRCm39) T337A probably damaging Het
Lrp1 A G 10: 127,407,756 (GRCm39) probably null Het
Moxd1 A G 10: 24,155,334 (GRCm39) N245S probably benign Het
Napepld T C 5: 21,888,440 (GRCm39) E3G probably benign Het
Nr1d2 T C 14: 18,222,011 (GRCm38) T87A probably benign Het
Nudt4 T A 10: 95,385,245 (GRCm39) T149S probably benign Het
Rad18 A T 6: 112,597,859 (GRCm39) D219E probably damaging Het
Ryr2 T C 13: 11,760,560 (GRCm39) I1508V probably damaging Het
Setx G A 2: 29,038,420 (GRCm39) S1635N probably benign Het
Slc6a19 A G 13: 73,839,919 (GRCm39) V121A probably benign Het
Snapc4 T C 2: 26,258,212 (GRCm39) D736G probably damaging Het
Spink5 T C 18: 44,123,811 (GRCm39) probably null Het
Strip1 T C 3: 107,521,962 (GRCm39) I739V probably benign Het
Tmem161a T C 8: 70,629,577 (GRCm39) probably null Het
Trpm1 T C 7: 63,890,175 (GRCm39) M926T probably damaging Het
Ttn T A 2: 76,587,624 (GRCm39) K19744* probably null Het
Vmn2r26 A G 6: 124,038,777 (GRCm39) E784G probably damaging Het
Wnk1 A G 6: 119,940,415 (GRCm39) F774S probably damaging Het
Zfp317 T A 9: 19,554,909 (GRCm39) Y101* probably null Het
Other mutations in Top1mt
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01925:Top1mt APN 15 75,528,992 (GRCm39) missense possibly damaging 0.47
IGL02111:Top1mt APN 15 75,537,555 (GRCm39) splice site probably benign
IGL02662:Top1mt APN 15 75,540,554 (GRCm39) missense probably damaging 1.00
R1240:Top1mt UTSW 15 75,541,916 (GRCm39) missense probably damaging 0.99
R1438:Top1mt UTSW 15 75,546,247 (GRCm39) missense probably damaging 1.00
R1732:Top1mt UTSW 15 75,538,100 (GRCm39) critical splice donor site probably null
R1884:Top1mt UTSW 15 75,539,750 (GRCm39) missense possibly damaging 0.81
R3413:Top1mt UTSW 15 75,529,025 (GRCm39) missense probably benign 0.41
R3414:Top1mt UTSW 15 75,529,025 (GRCm39) missense probably benign 0.41
R4677:Top1mt UTSW 15 75,535,907 (GRCm39) missense possibly damaging 0.48
R4784:Top1mt UTSW 15 75,547,880 (GRCm39) missense possibly damaging 0.88
R4784:Top1mt UTSW 15 75,529,552 (GRCm39) missense probably damaging 1.00
R4791:Top1mt UTSW 15 75,540,474 (GRCm39) critical splice donor site probably null
R6339:Top1mt UTSW 15 75,537,505 (GRCm39) missense possibly damaging 0.72
R6723:Top1mt UTSW 15 75,539,282 (GRCm39) missense probably benign 0.01
R6732:Top1mt UTSW 15 75,541,337 (GRCm39) splice site probably null
R6841:Top1mt UTSW 15 75,547,973 (GRCm39) missense probably benign 0.00
R6884:Top1mt UTSW 15 75,535,893 (GRCm39) missense probably benign 0.37
R7024:Top1mt UTSW 15 75,539,297 (GRCm39) missense probably damaging 1.00
R7052:Top1mt UTSW 15 75,540,560 (GRCm39) missense possibly damaging 0.82
R7055:Top1mt UTSW 15 75,550,523 (GRCm39) missense probably benign 0.01
R7273:Top1mt UTSW 15 75,535,931 (GRCm39) missense probably benign 0.27
R8032:Top1mt UTSW 15 75,540,572 (GRCm39) missense probably damaging 1.00
R8284:Top1mt UTSW 15 75,539,712 (GRCm39) nonsense probably null
R8510:Top1mt UTSW 15 75,541,151 (GRCm39) missense probably benign 0.02
R9469:Top1mt UTSW 15 75,539,742 (GRCm39) missense probably damaging 1.00
R9522:Top1mt UTSW 15 75,539,309 (GRCm39) missense probably damaging 1.00
R9697:Top1mt UTSW 15 75,547,874 (GRCm39) missense probably damaging 1.00
X0028:Top1mt UTSW 15 75,528,980 (GRCm39) missense probably benign 0.00
Posted On 2015-04-16