Incidental Mutation 'R4910:Top3a'
ID 379430
Institutional Source Beutler Lab
Gene Symbol Top3a
Ensembl Gene ENSMUSG00000002814
Gene Name topoisomerase (DNA) III alpha
Synonyms Top IIIa
MMRRC Submission 042512-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4910 (G1)
Quality Score 225
Status Validated
Chromosome 11
Chromosomal Location 60630884-60668191 bp(-) (GRCm39)
Type of Mutation splice site
DNA Base Change (assembly) A to G at 60643204 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000113653 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000002891] [ENSMUST00000102668] [ENSMUST00000117743] [ENSMUST00000120417]
AlphaFold O70157
Predicted Effect probably benign
Transcript: ENSMUST00000002891
SMART Domains Protein: ENSMUSP00000002891
Gene: ENSMUSG00000002814

DomainStartEndE-ValueType
TOPRIM 35 169 5.04e-24 SMART
TOP1Bc 172 269 4.99e-37 SMART
TOP1Ac 315 569 1.47e-107 SMART
Pfam:zf-C4_Topoisom 655 694 1.7e-15 PFAM
Pfam:zf-GRF 813 854 9.7e-23 PFAM
low complexity region 884 896 N/A INTRINSIC
Pfam:zf-GRF 897 941 7.9e-24 PFAM
ZnF_C2HC 985 1001 7.06e-2 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000102668
SMART Domains Protein: ENSMUSP00000099729
Gene: ENSMUSG00000002814

DomainStartEndE-ValueType
TOPRIM 35 169 5.04e-24 SMART
TOP1Bc 172 269 4.99e-37 SMART
TOP1Ac 315 569 1.47e-107 SMART
Pfam:zf-C4_Topoisom 655 694 5.9e-16 PFAM
Pfam:zf-GRF 813 854 2.6e-21 PFAM
low complexity region 884 896 N/A INTRINSIC
Pfam:zf-GRF 897 941 4.2e-22 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000117743
SMART Domains Protein: ENSMUSP00000113057
Gene: ENSMUSG00000002814

DomainStartEndE-ValueType
TOPRIM 10 144 5.04e-24 SMART
TOP1Bc 147 244 4.99e-37 SMART
TOP1Ac 290 544 1.47e-107 SMART
Pfam:zf-C4_Topoisom 630 669 4.6e-16 PFAM
ZnF_C2HC 755 771 7.06e-2 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000120417
SMART Domains Protein: ENSMUSP00000113653
Gene: ENSMUSG00000002814

DomainStartEndE-ValueType
TOPRIM 10 144 5.04e-24 SMART
TOP1Bc 147 244 4.99e-37 SMART
TOP1Ac 290 544 1.47e-107 SMART
Pfam:zf-C4_Topoisom 630 666 1.9e-13 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000124799
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 98.9%
  • 3x: 97.9%
  • 10x: 94.6%
  • 20x: 86.1%
Validation Efficiency 95% (144/151)
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 reducing the number of supercoils and altering the topology of DNA. This enzyme forms a complex with BLM which functions in the regulation of recombination in somatic cells. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Mar 2016]
PHENOTYPE: Mice homozygous for a null allele die shortly after implantation and the induction of decidual reaction. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 123 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aadacl2fm3 T A 3: 59,776,435 (GRCm39) probably null Het
Adam3 T A 8: 25,184,321 (GRCm39) I560L probably benign Het
Agxt T C 1: 93,063,436 (GRCm39) F113L probably benign Het
Aknad1 T A 3: 108,688,568 (GRCm39) probably null Het
Alpk2 T A 18: 65,399,357 (GRCm39) K2074* probably null Het
Apob A G 12: 8,057,848 (GRCm39) Y2077C probably damaging Het
Arhgap17 A T 7: 122,907,600 (GRCm39) L254Q probably damaging Het
Arhgap26 T A 18: 39,126,690 (GRCm39) probably benign Het
Arhgef5 A G 6: 43,249,762 (GRCm39) D171G probably benign Het
Arid1b T A 17: 5,392,478 (GRCm39) S2003T probably damaging Het
Armc5 T G 7: 127,839,900 (GRCm39) L406R possibly damaging Het
Arsb T C 13: 93,908,485 (GRCm39) V67A probably benign Het
Aspm A G 1: 139,419,281 (GRCm39) Y2982C probably damaging Het
Bltp1 C A 3: 37,052,348 (GRCm39) T3016K probably damaging Het
Btbd7 A G 12: 102,774,307 (GRCm39) L487P probably damaging Het
Card11 C G 5: 140,860,169 (GRCm39) D1063H probably damaging Het
Ccdc186 G A 19: 56,787,123 (GRCm39) T615M probably damaging Het
Cd101 T A 3: 100,901,205 (GRCm39) T960S probably benign Het
Cdca7l C A 12: 117,837,520 (GRCm39) S191* probably null Het
Cemip A T 7: 83,646,619 (GRCm39) I143N probably damaging Het
Cep170 C T 1: 176,609,829 (GRCm39) E161K possibly damaging Het
Cfhr4 T G 1: 139,702,301 (GRCm39) D61A probably damaging Het
Chrm2 A T 6: 36,501,168 (GRCm39) T342S probably benign Het
Cib2 A G 9: 54,457,163 (GRCm39) F34L probably benign Het
Cnot1 A T 8: 96,459,859 (GRCm39) I1836N probably benign Het
Col4a3 C A 1: 82,650,400 (GRCm39) P552Q unknown Het
Cp T A 3: 20,043,388 (GRCm39) probably benign Het
Cul3 C T 1: 80,267,806 (GRCm39) V112I probably benign Het
Dcdc5 A G 2: 106,195,895 (GRCm39) noncoding transcript Het
Disp1 A T 1: 182,917,027 (GRCm39) V133E probably damaging Het
Dlg4 A G 11: 69,921,751 (GRCm39) D30G probably damaging Het
Dop1a C T 9: 86,374,114 (GRCm39) T191I probably damaging Het
Enam T G 5: 88,650,173 (GRCm39) S561A probably benign Het
Fbxw8 G T 5: 118,263,092 (GRCm39) probably null Het
Filip1 A G 9: 79,725,214 (GRCm39) V1135A probably benign Het
Galnt6 T C 15: 100,614,059 (GRCm39) T81A probably benign Het
Ghdc T C 11: 100,657,814 (GRCm39) K472E probably benign Het
Gm10568 T G 1: 3,751,164 (GRCm39) noncoding transcript Het
Gm4953 T A 1: 158,995,929 (GRCm39) noncoding transcript Het
Gm6871 T A 7: 41,223,016 (GRCm39) H24L probably benign Het
Gpr155 G A 2: 73,197,882 (GRCm39) Q413* probably null Het
Grhl2 A G 15: 37,291,920 (GRCm39) probably null Het
Ighv1-31 G C 12: 114,793,128 (GRCm39) S36* probably null Het
Ighv8-5 A G 12: 115,031,462 (GRCm39) S26P probably damaging Het
Igkv17-134 A C 6: 67,697,910 (GRCm39) probably benign Het
Igkv5-48 A C 6: 69,703,833 (GRCm39) L24R probably damaging Het
Isg20l2 T A 3: 87,846,570 (GRCm39) V340E probably damaging Het
Lrrtm1 A G 6: 77,221,884 (GRCm39) Y447C probably damaging Het
Ltbp1 T C 17: 75,634,287 (GRCm39) S855P probably damaging Het
Mgat4e A T 1: 134,469,602 (GRCm39) N147K probably damaging Het
Mlc1 A G 15: 88,842,415 (GRCm39) L315P possibly damaging Het
Mrgpra2a A G 7: 47,076,292 (GRCm39) V322A probably benign Het
Mroh7 T C 4: 106,567,152 (GRCm39) probably null Het
Mybpc1 T A 10: 88,391,586 (GRCm39) K304* probably null Het
Nlrp14 A C 7: 106,785,790 (GRCm39) D622A possibly damaging Het
Nlrp1b T A 11: 71,108,103 (GRCm39) H466L probably benign Het
Nlrp4d T A 7: 10,112,336 (GRCm39) noncoding transcript Het
Nrxn3 A G 12: 89,227,130 (GRCm39) E628G possibly damaging Het
Nup133 T C 8: 124,653,870 (GRCm39) R530G possibly damaging Het
Nup98 A G 7: 101,845,007 (GRCm39) S21P unknown Het
Or2h2b-ps1 T C 17: 37,480,934 (GRCm39) I202V probably benign Het
Or2l13b T C 16: 19,348,768 (GRCm39) T301A probably benign Het
Or4f14b A T 2: 111,775,423 (GRCm39) I126K possibly damaging Het
Or52e8 G A 7: 104,624,686 (GRCm39) P169S possibly damaging Het
Or5k1 T A 16: 58,617,805 (GRCm39) T135S probably benign Het
Or6c66 T C 10: 129,461,676 (GRCm39) T85A probably damaging Het
Or8c11 T A 9: 38,290,038 (GRCm39) V287E probably null Het
Otog A T 7: 45,913,486 (GRCm39) Y773F probably damaging Het
Otog A T 7: 45,947,958 (GRCm39) I2320F probably damaging Het
Otogl T C 10: 107,715,378 (GRCm39) S433G probably benign Het
Pcdhb17 A T 18: 37,618,212 (GRCm39) M1L possibly damaging Het
Pde7b T A 10: 20,600,480 (GRCm39) probably benign Het
Pgm1 T C 4: 99,820,724 (GRCm39) V207A probably damaging Het
Pkd1 T A 17: 24,791,661 (GRCm39) V1116E probably damaging Het
Pkd1l1 T A 11: 8,879,360 (GRCm39) Y497F possibly damaging Het
Pomgnt2 T C 9: 121,812,013 (GRCm39) N256S probably benign Het
Pot1a A T 6: 25,746,020 (GRCm39) probably benign Het
Prdm9 T C 17: 15,764,585 (GRCm39) T732A probably benign Het
Prg4 T A 1: 150,331,574 (GRCm39) probably benign Het
Ptpro T C 6: 137,345,336 (GRCm39) V114A probably damaging Het
Pyurf A G 6: 57,668,933 (GRCm39) S20P unknown Het
Rasgrf1 A G 9: 89,858,805 (GRCm39) T488A probably benign Het
Rassf8 A T 6: 145,761,006 (GRCm39) K111* probably null Het
Reps1 A T 10: 17,983,436 (GRCm39) E426D probably damaging Het
Robo2 T C 16: 73,730,666 (GRCm39) K982R probably damaging Het
Rps23 T C 13: 91,071,871 (GRCm39) probably null Het
Scamp4 T A 10: 80,445,505 (GRCm39) V56E probably damaging Het
Serpina1c C T 12: 103,861,291 (GRCm39) V408I probably benign Het
Sigirr A G 7: 140,673,701 (GRCm39) W49R probably damaging Het
Slc17a6 A T 7: 51,308,489 (GRCm39) H271L possibly damaging Het
Slc7a5 G T 8: 122,611,861 (GRCm39) T389K probably damaging Het
Slf1 T A 13: 77,191,999 (GRCm39) H945L probably benign Het
Slit3 T C 11: 35,523,549 (GRCm39) S662P probably damaging Het
Snta1 C A 2: 154,218,938 (GRCm39) E466* probably null Het
Sowaha A G 11: 53,369,272 (GRCm39) L488P probably damaging Het
Spata17 C A 1: 186,926,208 (GRCm39) V41F probably damaging Het
Spta1 T A 1: 174,045,429 (GRCm39) probably null Het
Srrm2 T A 17: 24,034,362 (GRCm39) probably benign Het
Stard13 T C 5: 150,985,992 (GRCm39) N388S probably benign Het
Stmn3 T C 2: 180,950,630 (GRCm39) K59E probably damaging Het
Sval1 A G 6: 41,932,378 (GRCm39) N76S probably benign Het
Svep1 T C 4: 58,096,276 (GRCm39) H1448R possibly damaging Het
Sycp2 A T 2: 178,000,017 (GRCm39) D986E probably benign Het
Sytl5 C T X: 9,781,841 (GRCm39) P181L possibly damaging Het
Tbkbp1 G A 11: 97,029,956 (GRCm39) S400L probably benign Het
Tesc G T 5: 118,194,531 (GRCm39) probably benign Het
Tjp1 C T 7: 64,993,475 (GRCm39) G33R probably damaging Het
Tlr11 C A 14: 50,600,346 (GRCm39) F777L probably benign Het
Tmem156 A G 5: 65,248,805 (GRCm39) probably benign Het
Tpcn1 A G 5: 120,694,584 (GRCm39) W162R probably damaging Het
Tpd52l2 A T 2: 181,157,005 (GRCm39) probably benign Het
Trim80 G A 11: 115,337,281 (GRCm39) G381D probably damaging Het
Ugt1a10 C T 1: 88,142,845 (GRCm39) P113L probably damaging Het
Vmn2r117 TC T 17: 23,698,487 (GRCm39) probably null Het
Vmn2r56 T A 7: 12,449,462 (GRCm39) I259F possibly damaging Het
Vmn2r59 T C 7: 41,693,077 (GRCm39) T508A probably benign Het
Wdr73 A G 7: 80,541,456 (GRCm39) V362A probably damaging Het
Zdhhc21 G T 4: 82,738,568 (GRCm39) T207K possibly damaging Het
Zfp120 T A 2: 149,959,872 (GRCm39) Q150L probably damaging Het
Zfp212 C A 6: 47,908,433 (GRCm39) Q471K possibly damaging Het
Zfp804b C T 5: 6,820,540 (GRCm39) G841D possibly damaging Het
Znfx1 A T 2: 166,878,724 (GRCm39) M1884K probably damaging Het
Znfx1 G T 2: 166,879,402 (GRCm39) A1658D probably benign Het
Other mutations in Top3a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01712:Top3a APN 11 60,652,562 (GRCm39) missense probably damaging 1.00
IGL02935:Top3a APN 11 60,653,354 (GRCm39) missense possibly damaging 0.53
R0057:Top3a UTSW 11 60,631,510 (GRCm39) missense probably benign
R0057:Top3a UTSW 11 60,631,510 (GRCm39) missense probably benign
R0369:Top3a UTSW 11 60,633,615 (GRCm39) missense probably damaging 1.00
R1171:Top3a UTSW 11 60,641,419 (GRCm39) missense probably benign 0.02
R1459:Top3a UTSW 11 60,650,188 (GRCm39) missense probably damaging 1.00
R1621:Top3a UTSW 11 60,641,433 (GRCm39) missense probably damaging 1.00
R1812:Top3a UTSW 11 60,650,188 (GRCm39) missense probably damaging 1.00
R1839:Top3a UTSW 11 60,644,714 (GRCm39) missense probably damaging 1.00
R1873:Top3a UTSW 11 60,638,810 (GRCm39) nonsense probably null
R2004:Top3a UTSW 11 60,633,315 (GRCm39) missense probably damaging 0.99
R2277:Top3a UTSW 11 60,636,700 (GRCm39) missense possibly damaging 0.95
R2406:Top3a UTSW 11 60,646,838 (GRCm39) missense probably damaging 1.00
R2418:Top3a UTSW 11 60,638,842 (GRCm39) missense possibly damaging 0.95
R3196:Top3a UTSW 11 60,650,182 (GRCm39) missense probably damaging 1.00
R3879:Top3a UTSW 11 60,634,765 (GRCm39) missense possibly damaging 0.92
R4695:Top3a UTSW 11 60,633,238 (GRCm39) missense probably benign 0.40
R4715:Top3a UTSW 11 60,633,823 (GRCm39) nonsense probably null
R4768:Top3a UTSW 11 60,653,316 (GRCm39) missense probably damaging 1.00
R5305:Top3a UTSW 11 60,653,365 (GRCm39) missense possibly damaging 0.56
R5387:Top3a UTSW 11 60,653,316 (GRCm39) missense probably damaging 1.00
R5419:Top3a UTSW 11 60,653,348 (GRCm39) missense probably damaging 1.00
R5806:Top3a UTSW 11 60,667,746 (GRCm39) critical splice donor site probably null
R6162:Top3a UTSW 11 60,636,763 (GRCm39) missense probably damaging 1.00
R6279:Top3a UTSW 11 60,640,234 (GRCm39) missense probably benign 0.02
R6300:Top3a UTSW 11 60,640,234 (GRCm39) missense probably benign 0.02
R6381:Top3a UTSW 11 60,634,849 (GRCm39) missense probably damaging 1.00
R6383:Top3a UTSW 11 60,640,285 (GRCm39) missense probably benign 0.30
R6767:Top3a UTSW 11 60,641,579 (GRCm39) missense possibly damaging 0.84
R6919:Top3a UTSW 11 60,640,319 (GRCm39) missense probably damaging 1.00
R7299:Top3a UTSW 11 60,638,974 (GRCm39) missense probably damaging 0.99
R7301:Top3a UTSW 11 60,638,974 (GRCm39) missense probably damaging 0.99
R7442:Top3a UTSW 11 60,644,744 (GRCm39) missense possibly damaging 0.66
R7690:Top3a UTSW 11 60,647,206 (GRCm39) missense probably damaging 1.00
R7786:Top3a UTSW 11 60,667,792 (GRCm39) missense probably damaging 1.00
R7792:Top3a UTSW 11 60,633,790 (GRCm39) missense probably benign
R8790:Top3a UTSW 11 60,631,363 (GRCm39) missense possibly damaging 0.87
R8818:Top3a UTSW 11 60,633,877 (GRCm39) missense probably damaging 1.00
R8867:Top3a UTSW 11 60,633,481 (GRCm39) missense probably benign 0.00
R8914:Top3a UTSW 11 60,631,405 (GRCm39) missense probably damaging 1.00
R9031:Top3a UTSW 11 60,636,695 (GRCm39) missense probably damaging 0.99
R9102:Top3a UTSW 11 60,647,155 (GRCm39) missense probably damaging 1.00
R9103:Top3a UTSW 11 60,654,253 (GRCm39) critical splice acceptor site probably null
R9130:Top3a UTSW 11 60,641,401 (GRCm39) critical splice donor site probably null
R9548:Top3a UTSW 11 60,644,768 (GRCm39) missense probably benign 0.19
R9578:Top3a UTSW 11 60,647,517 (GRCm39) missense probably damaging 0.99
R9732:Top3a UTSW 11 60,640,391 (GRCm39) missense probably benign 0.01
R9774:Top3a UTSW 11 60,638,998 (GRCm39) missense probably damaging 0.98
X0063:Top3a UTSW 11 60,641,470 (GRCm39) nonsense probably null
X0065:Top3a UTSW 11 60,654,224 (GRCm39) missense probably damaging 1.00
Z1176:Top3a UTSW 11 60,633,463 (GRCm39) missense probably benign 0.32
Z1177:Top3a UTSW 11 60,633,642 (GRCm39) missense possibly damaging 0.56
Z1186:Top3a UTSW 11 60,641,410 (GRCm39) missense probably benign
Z1187:Top3a UTSW 11 60,641,410 (GRCm39) missense probably benign
Z1188:Top3a UTSW 11 60,641,410 (GRCm39) missense probably benign
Z1189:Top3a UTSW 11 60,641,410 (GRCm39) missense probably benign
Z1190:Top3a UTSW 11 60,641,410 (GRCm39) missense probably benign
Z1191:Top3a UTSW 11 60,641,410 (GRCm39) missense probably benign
Z1192:Top3a UTSW 11 60,641,410 (GRCm39) missense probably benign
Predicted Primers PCR Primer
(F):5'- CAAGCCTACTGTGTGCAAGC -3'
(R):5'- TTCCTTCGGAAGCTAGAGTTATGG -3'

Sequencing Primer
(F):5'- CCTACTGTGTGCAAGCCTTGG -3'
(R):5'- CAGCCTGGACTATATGAGGCTATGTC -3'
Posted On 2016-04-15