Incidental Mutation 'IGL03242:Top1'
ID 414874
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Top1
Ensembl Gene ENSMUSG00000070544
Gene Name topoisomerase (DNA) I
Synonyms D130064I21Rik, Top-1
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # IGL03242
Quality Score
Status
Chromosome 2
Chromosomal Location 160487901-160564684 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 160557653 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Histidine to Glutamine at position 578 (H578Q)
Ref Sequence ENSEMBL: ENSMUSP00000105094 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000109468]
AlphaFold Q04750
Predicted Effect probably damaging
Transcript: ENSMUST00000109468
AA Change: H578Q

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000105094
Gene: ENSMUSG00000070544
AA Change: H578Q

DomainStartEndE-ValueType
low complexity region 20 95 N/A INTRINSIC
low complexity region 150 211 N/A INTRINSIC
Blast:TOPEUc 245 321 9e-19 BLAST
low complexity region 323 339 N/A INTRINSIC
TOPEUc 362 739 4.43e-280 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000150039
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 DNA topoisomerase, an enzyme that controls and alters the topologic states of DNA during transcription. This enzyme catalyzes the transient breaking and rejoining of a single strand of DNA which allows the strands to pass through one another, thus altering the topology of DNA. This gene is localized to chromosome 20 and has pseudogenes which reside on chromosomes 1 and 22. [provided by RefSeq, Jul 2008]
PHENOTYPE: A homozygous mutation resulted in early embryonic lethality at the 4 to 16 cell stage of development. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930562C15Rik T C 16: 4,667,189 (GRCm39) W221R unknown Het
Ank2 A G 3: 126,722,454 (GRCm39) F1000L possibly damaging Het
Aoc1l2 T C 6: 48,909,479 (GRCm39) F575L possibly damaging Het
Bahcc1 T C 11: 120,159,126 (GRCm39) probably benign Het
BC024139 T C 15: 76,004,520 (GRCm39) M679V probably benign Het
Carmil2 A G 8: 106,417,952 (GRCm39) probably benign Het
Catsperg2 A G 7: 29,424,904 (GRCm39) probably benign Het
Chrnb4 A T 9: 54,942,812 (GRCm39) I154K probably damaging Het
Clec2e A C 6: 129,071,989 (GRCm39) L130W probably damaging Het
Coro2b G T 9: 62,336,243 (GRCm39) Y281* probably null Het
Dlk2 A G 17: 46,613,903 (GRCm39) Y386C probably benign Het
Dnah7a A T 1: 53,659,882 (GRCm39) F709I probably benign Het
Efcab3 A C 11: 104,997,230 (GRCm39) E140A probably damaging Het
Exoc1 T C 5: 76,706,854 (GRCm39) L467P probably damaging Het
Fkbp2 A G 19: 6,955,980 (GRCm39) V75A probably benign Het
Glud1 T C 14: 34,056,237 (GRCm39) F304L probably benign Het
Gsr T A 8: 34,175,627 (GRCm39) V291E probably benign Het
Itprid2 C T 2: 79,473,815 (GRCm39) R189* probably null Het
Kap A G 6: 133,828,763 (GRCm39) probably benign Het
Kmt2a G T 9: 44,759,689 (GRCm39) T720N probably damaging Het
Lrrtm4 T C 6: 79,999,071 (GRCm39) I161T probably benign Het
Lyst T A 13: 13,831,466 (GRCm39) L1630* probably null Het
Med13l A G 5: 118,885,510 (GRCm39) S1488G probably benign Het
Mlxip A G 5: 123,578,124 (GRCm39) K147E probably damaging Het
Nalcn T C 14: 123,558,899 (GRCm39) E810G possibly damaging Het
Or2d4 A G 7: 106,544,125 (GRCm39) F28L possibly damaging Het
Or56a5 G A 7: 104,793,473 (GRCm39) S15F probably benign Het
Or5p54 T C 7: 107,554,688 (GRCm39) V280A possibly damaging Het
Pcare A G 17: 72,057,266 (GRCm39) S804P probably benign Het
Piezo2 T C 18: 63,144,609 (GRCm39) probably benign Het
Scgb2b7 A T 7: 31,404,506 (GRCm39) C65S probably damaging Het
Serpina3j G A 12: 104,285,960 (GRCm39) A372T possibly damaging Het
Slc28a3 G A 13: 58,722,063 (GRCm39) Q274* probably null Het
Stk36 T C 1: 74,662,511 (GRCm39) F543S possibly damaging Het
Tfrc T C 16: 32,448,930 (GRCm39) S690P probably damaging Het
Tg C A 15: 66,555,647 (GRCm39) Q780K probably damaging Het
Treh A G 9: 44,596,634 (GRCm39) T463A possibly damaging Het
Treml1 G A 17: 48,673,016 (GRCm39) probably benign Het
Trpm2 A G 10: 77,753,568 (GRCm39) V1312A probably benign Het
Ttc41 T A 10: 86,612,683 (GRCm39) *1319K probably null Het
Tulp2 A G 7: 45,171,282 (GRCm39) I354M probably damaging Het
Ugt2b35 T C 5: 87,155,254 (GRCm39) L363P probably damaging Het
Usp13 A T 3: 32,956,218 (GRCm39) M496L probably benign Het
Virma T C 4: 11,527,669 (GRCm39) S1187P possibly damaging Het
Wdr76 T A 2: 121,372,951 (GRCm39) C593S probably damaging Het
Zfp446 G A 7: 12,713,252 (GRCm39) A97T probably damaging Het
Other mutations in Top1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02168:Top1 APN 2 160,546,893 (GRCm39) splice site probably null
IGL03083:Top1 APN 2 160,545,498 (GRCm39) missense probably damaging 0.97
IGL03369:Top1 APN 2 160,535,647 (GRCm39) missense unknown
Mainspring UTSW 2 160,556,158 (GRCm39) missense probably damaging 0.98
Taut UTSW 2 160,562,921 (GRCm39) missense probably damaging 0.99
unwind UTSW 2 160,546,739 (GRCm39) missense probably damaging 1.00
R0022:Top1 UTSW 2 160,544,719 (GRCm39) missense possibly damaging 0.62
R0449:Top1 UTSW 2 160,554,628 (GRCm39) nonsense probably null
R0501:Top1 UTSW 2 160,556,079 (GRCm39) missense probably damaging 1.00
R0564:Top1 UTSW 2 160,556,185 (GRCm39) missense probably damaging 0.98
R0946:Top1 UTSW 2 160,554,588 (GRCm39) nonsense probably null
R0972:Top1 UTSW 2 160,562,945 (GRCm39) missense probably damaging 1.00
R0976:Top1 UTSW 2 160,559,343 (GRCm39) missense possibly damaging 0.86
R1534:Top1 UTSW 2 160,556,152 (GRCm39) missense probably damaging 1.00
R1608:Top1 UTSW 2 160,545,515 (GRCm39) missense probably benign 0.01
R1655:Top1 UTSW 2 160,545,616 (GRCm39) critical splice donor site probably null
R1818:Top1 UTSW 2 160,557,643 (GRCm39) missense probably damaging 1.00
R1937:Top1 UTSW 2 160,512,042 (GRCm39) missense unknown
R2055:Top1 UTSW 2 160,544,748 (GRCm39) splice site probably benign
R2104:Top1 UTSW 2 160,546,739 (GRCm39) missense probably damaging 1.00
R3705:Top1 UTSW 2 160,544,744 (GRCm39) critical splice donor site probably null
R3769:Top1 UTSW 2 160,563,442 (GRCm39) missense probably damaging 1.00
R3770:Top1 UTSW 2 160,563,442 (GRCm39) missense probably damaging 1.00
R3801:Top1 UTSW 2 160,544,688 (GRCm39) missense probably damaging 1.00
R3804:Top1 UTSW 2 160,544,688 (GRCm39) missense probably damaging 1.00
R3928:Top1 UTSW 2 160,529,669 (GRCm39) splice site probably benign
R4598:Top1 UTSW 2 160,562,885 (GRCm39) missense possibly damaging 0.89
R4651:Top1 UTSW 2 160,554,637 (GRCm39) missense probably damaging 1.00
R4652:Top1 UTSW 2 160,554,637 (GRCm39) missense probably damaging 1.00
R4742:Top1 UTSW 2 160,545,490 (GRCm39) critical splice acceptor site probably null
R5523:Top1 UTSW 2 160,544,695 (GRCm39) nonsense probably null
R6292:Top1 UTSW 2 160,540,061 (GRCm39) missense probably benign 0.19
R6724:Top1 UTSW 2 160,554,616 (GRCm39) missense probably damaging 1.00
R7354:Top1 UTSW 2 160,546,878 (GRCm39) missense probably damaging 1.00
R7461:Top1 UTSW 2 160,554,762 (GRCm39) splice site probably null
R7843:Top1 UTSW 2 160,556,176 (GRCm39) missense possibly damaging 0.90
R7855:Top1 UTSW 2 160,556,008 (GRCm39) missense probably damaging 1.00
R8100:Top1 UTSW 2 160,540,155 (GRCm39) nonsense probably null
R8302:Top1 UTSW 2 160,545,496 (GRCm39) missense probably damaging 1.00
R8377:Top1 UTSW 2 160,488,009 (GRCm39) start gained probably benign
R8380:Top1 UTSW 2 160,559,315 (GRCm39) missense probably benign 0.00
R8381:Top1 UTSW 2 160,545,594 (GRCm39) missense probably null 0.77
R8392:Top1 UTSW 2 160,559,374 (GRCm39) nonsense probably null
R8713:Top1 UTSW 2 160,559,360 (GRCm39) missense probably damaging 0.98
R8773:Top1 UTSW 2 160,556,158 (GRCm39) missense probably damaging 0.98
R8844:Top1 UTSW 2 160,563,469 (GRCm39) missense probably damaging 1.00
R8949:Top1 UTSW 2 160,547,182 (GRCm39) missense possibly damaging 0.77
R8992:Top1 UTSW 2 160,562,921 (GRCm39) missense probably damaging 0.99
R9133:Top1 UTSW 2 160,545,591 (GRCm39) nonsense probably null
R9799:Top1 UTSW 2 160,563,406 (GRCm39) missense probably damaging 1.00
X0027:Top1 UTSW 2 160,563,438 (GRCm39) nonsense probably null
Posted On 2016-08-02