Incidental Mutation 'R0044:Topbp1'
ID 32885
Institutional Source Beutler Lab
Gene Symbol Topbp1
Ensembl Gene ENSMUSG00000032555
Gene Name topoisomerase (DNA) II binding protein 1
Synonyms 1110031N14Rik, 2810429C13Rik, D430026L04Rik
MMRRC Submission 038338-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R0044 (G1)
Quality Score 225
Status Validated (trace)
Chromosome 9
Chromosomal Location 103182414-103227627 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 103202972 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Asparagine at position 721 (I721N)
Ref Sequence ENSEMBL: ENSMUSP00000035164 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000035164]
AlphaFold Q6ZQF0
Predicted Effect possibly damaging
Transcript: ENSMUST00000035164
AA Change: I721N

PolyPhen 2 Score 0.935 (Sensitivity: 0.80; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000035164
Gene: ENSMUSG00000032555
AA Change: I721N

DomainStartEndE-ValueType
BRCT 6 91 3.04e1 SMART
BRCT 103 179 1.51e-13 SMART
BRCT 197 274 4.69e-19 SMART
BRCT 355 433 3.58e-15 SMART
BRCT 553 626 5.57e-3 SMART
BRCT 646 731 1.53e-9 SMART
BRCT 904 983 3.48e-13 SMART
low complexity region 1097 1106 N/A INTRINSIC
low complexity region 1110 1121 N/A INTRINSIC
low complexity region 1213 1218 N/A INTRINSIC
BRCT 1258 1337 2.31e-9 SMART
Blast:BRCT 1387 1472 4e-52 BLAST
Predicted Effect noncoding transcript
Transcript: ENSMUST00000186897
Predicted Effect noncoding transcript
Transcript: ENSMUST00000188840
Meta Mutation Damage Score 0.1795 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.4%
  • 10x: 96.6%
  • 20x: 93.6%
Validation Efficiency 100% (77/77)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a binding protein which interacts with the C-terminal region of topoisomerase II beta. This interaction suggests a supportive role for this protein in the catalytic reactions of topoisomerase II beta through transient breakages of DNA strands. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a knock-out allele die around implantation due to embryonic growth arrest, increased apoptosis, and decreased cell proliferation. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 70 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
6430571L13Rik A C 9: 107,219,698 (GRCm39) R50S probably damaging Het
Actn2 G T 13: 12,290,013 (GRCm39) T176N possibly damaging Het
Adamts7 T C 9: 90,053,641 (GRCm39) V62A possibly damaging Het
Adcy2 A G 13: 68,876,018 (GRCm39) S495P possibly damaging Het
Agbl3 A T 6: 34,776,834 (GRCm39) M447L probably damaging Het
Asxl1 C T 2: 153,242,129 (GRCm39) T893I probably benign Het
Atp11b T A 3: 35,866,401 (GRCm39) I400N probably damaging Het
Bpifb2 C T 2: 153,724,599 (GRCm39) probably benign Het
Capn1 T A 19: 6,064,373 (GRCm39) Y42F probably benign Het
Cdk5rap2 A T 4: 70,279,138 (GRCm39) L190H probably damaging Het
Cfap54 T C 10: 92,871,295 (GRCm39) I594V probably null Het
Cpsf1 A G 15: 76,483,753 (GRCm39) V830A probably benign Het
Cyp2c70 T A 19: 40,153,815 (GRCm39) N258I possibly damaging Het
Dctn1 T G 6: 83,168,116 (GRCm39) Y386D probably damaging Het
Degs2 T C 12: 108,658,413 (GRCm39) N189D probably damaging Het
Dido1 C T 2: 180,303,612 (GRCm39) A1431T probably damaging Het
Diras1 G T 10: 80,857,972 (GRCm39) S93* probably null Het
E130308A19Rik T A 4: 59,690,290 (GRCm39) H41Q possibly damaging Het
Ebf2 C T 14: 67,548,417 (GRCm39) probably benign Het
Fcho2 A G 13: 98,892,052 (GRCm39) probably benign Het
Gbe1 T A 16: 70,358,020 (GRCm39) Y681* probably null Het
Gm10036 A C 18: 15,965,873 (GRCm39) K8T probably benign Het
Herc1 T A 9: 66,355,457 (GRCm39) M2236K probably benign Het
Hmcn2 A T 2: 31,302,520 (GRCm39) Y2948F probably damaging Het
Jakmip2 A T 18: 43,715,170 (GRCm39) C119S probably benign Het
Kif1b A G 4: 149,348,058 (GRCm39) probably benign Het
Kif6 T C 17: 50,139,284 (GRCm39) probably benign Het
Lpin1 A T 12: 16,618,530 (GRCm39) probably benign Het
Lrp2 T C 2: 69,357,899 (GRCm39) I377V probably benign Het
Mavs C A 2: 131,083,944 (GRCm39) T147N probably damaging Het
Mcoln2 C T 3: 145,889,316 (GRCm39) T374M probably damaging Het
Mreg T G 1: 72,201,534 (GRCm39) T153P probably damaging Het
Naglu T C 11: 100,962,043 (GRCm39) I172T probably damaging Het
Odad4 A T 11: 100,457,827 (GRCm39) I477F probably damaging Het
Ogdhl T C 14: 32,061,285 (GRCm39) V492A possibly damaging Het
Or4a72 A G 2: 89,405,974 (GRCm39) I32T possibly damaging Het
Parvg A G 15: 84,222,083 (GRCm39) E323G probably benign Het
Pgap1 A G 1: 54,532,527 (GRCm39) L664S probably damaging Het
Pgm2l1 A G 7: 99,899,539 (GRCm39) N51S probably benign Het
Pik3r6 A G 11: 68,435,576 (GRCm39) T609A probably benign Het
Plcb4 T A 2: 135,813,776 (GRCm39) V705E probably damaging Het
Plppr5 T A 3: 117,465,538 (GRCm39) probably null Het
Prkg2 C A 5: 99,120,989 (GRCm39) D411Y probably damaging Het
Ptprd A G 4: 76,004,566 (GRCm39) V63A probably benign Het
Ptprz1 T A 6: 23,007,402 (GRCm39) I1655N probably damaging Het
Raf1 T A 6: 115,600,476 (GRCm39) D10V probably benign Het
Rexo1 T A 10: 80,380,212 (GRCm39) Q928L probably benign Het
Rpl7l1 A C 17: 47,089,456 (GRCm39) probably null Het
Rrm2b A G 15: 37,953,932 (GRCm39) S39P possibly damaging Het
Scn5a A G 9: 119,321,113 (GRCm39) probably null Het
Sgtb A G 13: 104,265,768 (GRCm39) T93A probably benign Het
Sigirr G T 7: 140,672,226 (GRCm39) probably null Het
Slc16a7 T C 10: 125,063,951 (GRCm39) D462G probably benign Het
Slc25a30 C T 14: 76,007,089 (GRCm39) A85T probably benign Het
Spata24 A G 18: 35,789,887 (GRCm39) S167P probably damaging Het
Spock3 C T 8: 63,597,041 (GRCm39) T115I possibly damaging Het
Srgap2 A G 1: 131,247,289 (GRCm39) I581T possibly damaging Het
Syn2 A T 6: 115,112,108 (GRCm39) M23L unknown Het
Synrg G A 11: 83,900,007 (GRCm39) V839I probably damaging Het
Tmtc1 A G 6: 148,314,327 (GRCm39) probably benign Het
Tnfaip3 C A 10: 18,887,374 (GRCm39) M50I probably damaging Het
Ttc22 T G 4: 106,494,003 (GRCm39) V321G probably benign Het
Ubr2 A G 17: 47,303,911 (GRCm39) probably benign Het
Ubr4 T C 4: 139,164,369 (GRCm39) probably benign Het
Usp24 T C 4: 106,269,281 (GRCm39) probably benign Het
Vmn2r100 A T 17: 19,742,441 (GRCm39) I272L possibly damaging Het
Vrtn T A 12: 84,695,379 (GRCm39) L43H probably damaging Het
Wnk1 G T 6: 120,014,110 (GRCm39) R162S probably damaging Het
Xkr9 G A 1: 13,754,286 (GRCm39) W93* probably null Het
Zfp804b G T 5: 6,819,655 (GRCm39) P1136H probably damaging Het
Other mutations in Topbp1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00228:Topbp1 APN 9 103,222,142 (GRCm39) missense probably benign
IGL01524:Topbp1 APN 9 103,188,844 (GRCm39) missense possibly damaging 0.92
IGL02335:Topbp1 APN 9 103,205,722 (GRCm39) missense probably damaging 1.00
IGL02441:Topbp1 APN 9 103,197,438 (GRCm39) missense possibly damaging 0.49
IGL02943:Topbp1 APN 9 103,205,639 (GRCm39) missense probably benign 0.00
IGL02953:Topbp1 APN 9 103,205,634 (GRCm39) missense probably benign 0.26
IGL03040:Topbp1 APN 9 103,205,866 (GRCm39) missense possibly damaging 0.51
PIT4377001:Topbp1 UTSW 9 103,187,088 (GRCm39) missense possibly damaging 0.90
R0344:Topbp1 UTSW 9 103,185,932 (GRCm39) splice site probably benign
R0344:Topbp1 UTSW 9 103,205,886 (GRCm39) missense probably damaging 0.99
R0591:Topbp1 UTSW 9 103,227,037 (GRCm39) missense probably benign 0.01
R0666:Topbp1 UTSW 9 103,186,011 (GRCm39) missense probably benign
R0785:Topbp1 UTSW 9 103,192,289 (GRCm39) missense probably damaging 1.00
R0906:Topbp1 UTSW 9 103,205,792 (GRCm39) missense probably benign 0.00
R1352:Topbp1 UTSW 9 103,224,207 (GRCm39) missense probably benign
R1745:Topbp1 UTSW 9 103,186,044 (GRCm39) missense probably benign 0.36
R2104:Topbp1 UTSW 9 103,195,181 (GRCm39) splice site probably benign
R2166:Topbp1 UTSW 9 103,190,128 (GRCm39) splice site probably null
R2230:Topbp1 UTSW 9 103,223,047 (GRCm39) missense probably damaging 1.00
R2967:Topbp1 UTSW 9 103,219,339 (GRCm39) missense probably benign 0.01
R3845:Topbp1 UTSW 9 103,187,122 (GRCm39) missense possibly damaging 0.87
R4089:Topbp1 UTSW 9 103,201,700 (GRCm39) critical splice donor site probably null
R4110:Topbp1 UTSW 9 103,187,158 (GRCm39) missense probably damaging 0.98
R4454:Topbp1 UTSW 9 103,222,070 (GRCm39) missense probably damaging 1.00
R4521:Topbp1 UTSW 9 103,211,401 (GRCm39) intron probably benign
R4745:Topbp1 UTSW 9 103,200,770 (GRCm39) missense probably damaging 1.00
R4923:Topbp1 UTSW 9 103,190,035 (GRCm39) missense probably benign 0.00
R4934:Topbp1 UTSW 9 103,205,568 (GRCm39) unclassified probably benign
R4963:Topbp1 UTSW 9 103,197,804 (GRCm39) missense probably benign 0.04
R5199:Topbp1 UTSW 9 103,223,871 (GRCm39) unclassified probably benign
R5461:Topbp1 UTSW 9 103,192,395 (GRCm39) missense probably benign 0.00
R5517:Topbp1 UTSW 9 103,213,313 (GRCm39) missense probably benign 0.03
R5563:Topbp1 UTSW 9 103,188,712 (GRCm39) missense possibly damaging 0.46
R5564:Topbp1 UTSW 9 103,211,277 (GRCm39) missense probably damaging 1.00
R5683:Topbp1 UTSW 9 103,190,003 (GRCm39) missense possibly damaging 0.93
R5774:Topbp1 UTSW 9 103,205,698 (GRCm39) missense probably benign 0.06
R5785:Topbp1 UTSW 9 103,200,727 (GRCm39) missense probably benign 0.00
R6029:Topbp1 UTSW 9 103,222,152 (GRCm39) missense probably benign 0.00
R6077:Topbp1 UTSW 9 103,210,189 (GRCm39) missense probably damaging 1.00
R6122:Topbp1 UTSW 9 103,224,160 (GRCm39) missense probably benign 0.06
R6133:Topbp1 UTSW 9 103,188,963 (GRCm39) splice site probably null
R6213:Topbp1 UTSW 9 103,209,950 (GRCm39) missense probably benign 0.12
R6773:Topbp1 UTSW 9 103,220,891 (GRCm39) missense possibly damaging 0.90
R6922:Topbp1 UTSW 9 103,213,045 (GRCm39) missense probably damaging 1.00
R6938:Topbp1 UTSW 9 103,205,753 (GRCm39) missense probably damaging 1.00
R7305:Topbp1 UTSW 9 103,205,836 (GRCm39) missense probably damaging 1.00
R7419:Topbp1 UTSW 9 103,200,543 (GRCm39) missense probably benign
R7517:Topbp1 UTSW 9 103,209,932 (GRCm39) missense possibly damaging 0.82
R7605:Topbp1 UTSW 9 103,209,905 (GRCm39) missense probably benign 0.41
R7701:Topbp1 UTSW 9 103,210,184 (GRCm39) missense probably damaging 0.96
R7741:Topbp1 UTSW 9 103,197,756 (GRCm39) missense probably damaging 0.97
R8115:Topbp1 UTSW 9 103,197,740 (GRCm39) missense probably benign
R8177:Topbp1 UTSW 9 103,197,740 (GRCm39) missense probably benign 0.01
R8269:Topbp1 UTSW 9 103,205,792 (GRCm39) missense possibly damaging 0.67
R8446:Topbp1 UTSW 9 103,186,061 (GRCm39) missense probably damaging 1.00
R8520:Topbp1 UTSW 9 103,186,176 (GRCm39) splice site probably null
R8547:Topbp1 UTSW 9 103,213,264 (GRCm39) missense probably benign 0.00
R8549:Topbp1 UTSW 9 103,201,577 (GRCm39) missense probably damaging 1.00
R9003:Topbp1 UTSW 9 103,200,727 (GRCm39) missense probably benign 0.00
R9006:Topbp1 UTSW 9 103,182,499 (GRCm39) unclassified probably benign
R9163:Topbp1 UTSW 9 103,205,767 (GRCm39) missense probably benign
R9584:Topbp1 UTSW 9 103,219,242 (GRCm39) missense probably damaging 1.00
R9763:Topbp1 UTSW 9 103,223,923 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- GAGGGGTAGAGTCACAGcaggg -3'
(R):5'- GAGAGATGGCACCACTGACAAACAA -3'

Sequencing Primer
(F):5'- aaccctctctccgtagacc -3'
(R):5'- GGTGCGTTGTCAACCAGAAAA -3'
Posted On 2013-05-09