Incidental Mutation 'R9521:Tdp1'
ID 718903
Institutional Source Beutler Lab
Gene Symbol Tdp1
Ensembl Gene ENSMUSG00000021177
Gene Name tyrosyl-DNA phosphodiesterase 1
Synonyms 4921509N21Rik, SCAN1, 2810481F14Rik, E430034L06Rik, Gm40556
MMRRC Submission
Accession Numbers
Essential gene? Probably non essential (E-score: 0.215) question?
Stock # R9521 (G1)
Quality Score 225.009
Status Not validated
Chromosome 12
Chromosomal Location 99850776-99921478 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 99877906 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 396 (V396A)
Ref Sequence ENSEMBL: ENSMUSP00000021594 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000021594] [ENSMUST00000153627]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000021594
AA Change: V396A

PolyPhen 2 Score 0.976 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000021594
Gene: ENSMUSG00000021177
AA Change: V396A

DomainStartEndE-ValueType
low complexity region 13 32 N/A INTRINSIC
Pfam:Tyr-DNA_phospho 164 583 2.7e-142 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000153627
AA Change: V396A

PolyPhen 2 Score 0.976 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000118656
Gene: ENSMUSG00000021177
AA Change: V396A

DomainStartEndE-ValueType
low complexity region 13 32 N/A INTRINSIC
Pfam:Tyr-DNA_phospho 166 583 2.4e-142 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.1%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is involved in repairing stalled topoisomerase I-DNA complexes by catalyzing the hydrolysis of the phosphodiester bond between the tyrosine residue of topoisomerase I and the 3-prime phosphate of DNA. This protein may also remove glycolate from single-stranded DNA containing 3-prime phosphoglycolate, suggesting a role in repair of free-radical mediated DNA double-strand breaks. This gene is a member of the phospholipase D family and contains two PLD phosphodiesterase domains. Mutations in this gene are associated with the disease spinocerebellar ataxia with axonal neuropathy (SCAN1). [provided by RefSeq, Aug 2016]
PHENOTYPE: Mice homozygous for a null allele exhibit defective single strand DNA repair in neurons, decreased cerebellum size and increased sensitivity to topotecan. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4833420G17Rik T C 13: 119,608,778 (GRCm39) probably null Het
A030005K14Rik C A 1: 83,036,980 (GRCm39) G17V unknown Het
Afap1l1 C T 18: 61,879,863 (GRCm39) A336T probably benign Het
Akap8 C T 17: 32,530,036 (GRCm39) R395H possibly damaging Het
Ankrd26 G A 6: 118,517,420 (GRCm39) A467V possibly damaging Het
Ano9 A T 7: 140,682,227 (GRCm39) S683T probably benign Het
Aox3 C A 1: 58,164,222 (GRCm39) A164E probably benign Het
Apc T C 18: 34,445,738 (GRCm39) I878T probably benign Het
Apcdd1 C T 18: 63,055,731 (GRCm39) probably benign Het
Atg9b T C 5: 24,593,107 (GRCm39) N432S probably benign Het
Atp1b3 A G 9: 96,227,911 (GRCm39) F49L probably damaging Het
Cacnb2 A T 2: 14,609,138 (GRCm39) probably benign Het
Ccdc180 T A 4: 45,916,283 (GRCm39) L828Q probably null Het
Chd3 C T 11: 69,249,133 (GRCm39) R748Q probably benign Het
Chst13 G A 6: 90,286,506 (GRCm39) P152L probably damaging Het
Cldn18 T A 9: 99,581,028 (GRCm39) probably null Het
Cmklr1 C T 5: 113,752,480 (GRCm39) V174I probably benign Het
Cyp2d22 A T 15: 82,256,688 (GRCm39) V362D probably damaging Het
Dock10 T C 1: 80,501,763 (GRCm39) K1810R probably damaging Het
Duox1 T A 2: 122,159,216 (GRCm39) V661E possibly damaging Het
Ercc2 G A 7: 19,125,899 (GRCm39) R518Q probably damaging Het
Fam186a A G 15: 99,841,471 (GRCm39) L1591P probably damaging Het
Fam186b G T 15: 99,178,419 (GRCm39) D302E probably benign Het
Fap T C 2: 62,372,500 (GRCm39) D326G probably benign Het
Gm42669 T A 5: 107,655,892 (GRCm39) D135E Het
Keap1 A T 9: 21,143,136 (GRCm39) V463E probably damaging Het
Mga T C 2: 119,794,979 (GRCm39) S2888P probably damaging Het
Mgam A G 6: 40,722,118 (GRCm39) D403G probably damaging Het
Mios C T 6: 8,233,171 (GRCm39) T773I probably benign Het
Nav3 T C 10: 109,835,845 (GRCm39) D79G possibly damaging Het
Nxt2 C T X: 141,020,747 (GRCm39) A118V possibly damaging Het
Or52d3 A G 7: 104,228,855 (GRCm39) M1V probably null Het
Or8k35 C A 2: 86,424,771 (GRCm39) V134F Het
Orc6 T C 8: 86,026,615 (GRCm39) V20A possibly damaging Het
Peli2 A G 14: 48,490,052 (GRCm39) K175E probably benign Het
Plec C G 15: 76,062,924 (GRCm39) R2382P possibly damaging Het
Ppp1r12b T A 1: 134,705,063 (GRCm39) D875V probably damaging Het
Pramel6 T A 2: 87,340,629 (GRCm39) C320* probably null Het
Qrich2 A T 11: 116,339,208 (GRCm39) M26K probably damaging Het
Rapgef1 A G 2: 29,624,291 (GRCm39) I1006V probably benign Het
Rasgrp3 T A 17: 75,821,158 (GRCm39) L455Q probably null Het
Scaf8 C T 17: 3,248,285 (GRCm39) R1203W probably damaging Het
Senp6 C T 9: 79,974,687 (GRCm39) probably benign Het
Senp7 A G 16: 55,992,144 (GRCm39) Y700C probably damaging Het
Siglec1 A G 2: 130,915,246 (GRCm39) probably null Het
Slc12a7 G A 13: 73,947,087 (GRCm39) V592I probably benign Het
Slfn3 T C 11: 83,103,825 (GRCm39) V232A probably benign Het
Ticam1 T C 17: 56,578,388 (GRCm39) T236A probably benign Het
Tob1 AGCAGCAGCAGCAGCAGCAGCCGTCATCATCCCAGCCGCCGCCTCCACTACCGCAGCAGCAGCAGCAGCAGCC AGCAGCAGCAGCAGCAGCAGCC 11: 94,105,205 (GRCm39) probably benign Het
Ttc21a C A 9: 119,787,181 (GRCm39) D729E probably damaging Het
Ubtd2 T C 11: 32,449,432 (GRCm39) I93T possibly damaging Het
Unc45b A G 11: 82,808,586 (GRCm39) D224G probably benign Het
Usp48 G A 4: 137,340,996 (GRCm39) G332E probably benign Het
Vmn2r61 A G 7: 41,916,626 (GRCm39) E413G probably damaging Het
Zfp423 A T 8: 88,509,033 (GRCm39) L437Q probably damaging Het
Zfp810 A G 9: 22,190,227 (GRCm39) V227A possibly damaging Het
Other mutations in Tdp1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00780:Tdp1 APN 12 99,859,907 (GRCm39) missense possibly damaging 0.79
IGL01099:Tdp1 APN 12 99,881,704 (GRCm39) splice site probably benign
IGL01295:Tdp1 APN 12 99,857,929 (GRCm39) missense probably benign 0.00
IGL01409:Tdp1 APN 12 99,875,940 (GRCm39) missense possibly damaging 0.83
IGL01482:Tdp1 APN 12 99,857,639 (GRCm39) missense probably benign
IGL03116:Tdp1 APN 12 99,921,290 (GRCm39) missense probably benign 0.27
BB004:Tdp1 UTSW 12 99,878,555 (GRCm39) missense probably damaging 1.00
BB014:Tdp1 UTSW 12 99,878,555 (GRCm39) missense probably damaging 1.00
R0008:Tdp1 UTSW 12 99,921,217 (GRCm39) splice site probably benign
R0033:Tdp1 UTSW 12 99,901,311 (GRCm39) missense probably benign 0.30
R0092:Tdp1 UTSW 12 99,921,248 (GRCm39) missense probably damaging 1.00
R0485:Tdp1 UTSW 12 99,876,101 (GRCm39) missense probably benign 0.30
R0611:Tdp1 UTSW 12 99,875,970 (GRCm39) missense probably benign
R0853:Tdp1 UTSW 12 99,901,326 (GRCm39) missense probably damaging 0.96
R1539:Tdp1 UTSW 12 99,878,571 (GRCm39) missense probably damaging 1.00
R1692:Tdp1 UTSW 12 99,921,260 (GRCm39) missense probably damaging 1.00
R1751:Tdp1 UTSW 12 99,857,602 (GRCm39) splice site probably null
R1767:Tdp1 UTSW 12 99,857,602 (GRCm39) splice site probably null
R3788:Tdp1 UTSW 12 99,858,011 (GRCm39) splice site probably benign
R3790:Tdp1 UTSW 12 99,858,011 (GRCm39) splice site probably benign
R3837:Tdp1 UTSW 12 99,860,967 (GRCm39) critical splice acceptor site probably null
R3917:Tdp1 UTSW 12 99,860,976 (GRCm39) missense probably damaging 1.00
R4209:Tdp1 UTSW 12 99,864,588 (GRCm39) missense probably damaging 1.00
R4211:Tdp1 UTSW 12 99,864,588 (GRCm39) missense probably damaging 1.00
R4509:Tdp1 UTSW 12 99,921,324 (GRCm39) utr 3 prime probably benign
R4774:Tdp1 UTSW 12 99,868,623 (GRCm39) missense possibly damaging 0.56
R4859:Tdp1 UTSW 12 99,876,070 (GRCm39) missense probably benign 0.20
R5229:Tdp1 UTSW 12 99,859,919 (GRCm39) missense probably damaging 1.00
R5348:Tdp1 UTSW 12 99,881,765 (GRCm39) missense probably damaging 1.00
R5441:Tdp1 UTSW 12 99,876,544 (GRCm39) missense probably damaging 1.00
R5457:Tdp1 UTSW 12 99,861,005 (GRCm39) nonsense probably null
R5685:Tdp1 UTSW 12 99,868,611 (GRCm39) missense possibly damaging 0.51
R6329:Tdp1 UTSW 12 99,880,331 (GRCm39) missense probably benign 0.02
R6329:Tdp1 UTSW 12 99,880,330 (GRCm39) missense probably damaging 0.99
R7060:Tdp1 UTSW 12 99,877,947 (GRCm39) missense probably benign 0.02
R7066:Tdp1 UTSW 12 99,860,991 (GRCm39) missense probably benign
R7479:Tdp1 UTSW 12 99,857,654 (GRCm39) missense probably benign 0.00
R7927:Tdp1 UTSW 12 99,878,555 (GRCm39) missense probably damaging 1.00
R8556:Tdp1 UTSW 12 99,857,527 (GRCm39) missense probably benign 0.07
R8774:Tdp1 UTSW 12 99,877,917 (GRCm39) missense probably damaging 1.00
R8774-TAIL:Tdp1 UTSW 12 99,877,917 (GRCm39) missense probably damaging 1.00
Z1177:Tdp1 UTSW 12 99,877,892 (GRCm39) missense probably benign
Predicted Primers PCR Primer
(F):5'- CCGTTCAGAGTTTCCTTGTAAG -3'
(R):5'- CTGTTCGAGGTTCCTGAACG -3'

Sequencing Primer
(F):5'- CCTTGTAAGTTAGACATCCTGAAGG -3'
(R):5'- GTTCGAGGTTCCTGAACGACCTC -3'
Posted On 2022-07-18