Incidental Mutation 'R9206:Apex1'
ID 698545
Institutional Source Beutler Lab
Gene Symbol Apex1
Ensembl Gene ENSMUSG00000035960
Gene Name apurinic/apyrimidinic endonuclease 1
Synonyms Ref-1, HAP1
MMRRC Submission
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9206 (G1)
Quality Score 225.009
Status Not validated
Chromosome 14
Chromosomal Location 51162425-51164596 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 51163125 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glutamic Acid at position 69 (D69E)
Ref Sequence ENSEMBL: ENSMUSP00000042602 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000006452] [ENSMUST00000049312] [ENSMUST00000049411] [ENSMUST00000128395] [ENSMUST00000136753] [ENSMUST00000154288] [ENSMUST00000159292] [ENSMUST00000160375] [ENSMUST00000160393] [ENSMUST00000160538] [ENSMUST00000160835] [ENSMUST00000160890] [ENSMUST00000161166] [ENSMUST00000162177] [ENSMUST00000162957]
AlphaFold P28352
Predicted Effect probably benign
Transcript: ENSMUST00000006452
SMART Domains Protein: ENSMUSP00000006452
Gene: ENSMUSG00000006289

DomainStartEndE-ValueType
Pfam:Peptidase_M22 23 186 1.1e-55 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000049312
SMART Domains Protein: ENSMUSP00000038276
Gene: ENSMUSG00000035953

DomainStartEndE-ValueType
Pfam:Tmemb_55A 1 270 9.8e-132 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000049411
AA Change: D69E

PolyPhen 2 Score 0.811 (Sensitivity: 0.84; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000042602
Gene: ENSMUSG00000035960
AA Change: D69E

DomainStartEndE-ValueType
low complexity region 14 40 N/A INTRINSIC
Pfam:Exo_endo_phos 64 308 1.5e-31 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000128395
AA Change: D64E

PolyPhen 2 Score 0.960 (Sensitivity: 0.78; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000116319
Gene: ENSMUSG00000035960
AA Change: D64E

DomainStartEndE-ValueType
low complexity region 9 35 N/A INTRINSIC
Pfam:Exo_endo_phos 59 280 2.3e-24 PFAM
Pfam:Exo_endo_phos_2 138 284 4e-12 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000136753
AA Change: D69E

PolyPhen 2 Score 0.811 (Sensitivity: 0.84; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000123148
Gene: ENSMUSG00000035960
AA Change: D69E

DomainStartEndE-ValueType
low complexity region 14 40 N/A INTRINSIC
Pfam:Exo_endo_phos 64 177 3.8e-13 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000154288
AA Change: D69E

PolyPhen 2 Score 0.811 (Sensitivity: 0.84; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000122343
Gene: ENSMUSG00000035960
AA Change: D69E

DomainStartEndE-ValueType
low complexity region 14 40 N/A INTRINSIC
Pfam:Exo_endo_phos 64 214 1.1e-18 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000159292
SMART Domains Protein: ENSMUSP00000124039
Gene: ENSMUSG00000006289

DomainStartEndE-ValueType
Pfam:Peptidase_M22 23 301 3.6e-90 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000160375
SMART Domains Protein: ENSMUSP00000124099
Gene: ENSMUSG00000006289

DomainStartEndE-ValueType
Pfam:Peptidase_M22 1 156 1.3e-45 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000160393
SMART Domains Protein: ENSMUSP00000125155
Gene: ENSMUSG00000006289

DomainStartEndE-ValueType
Pfam:Peptidase_M22 23 301 3.6e-90 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000160538
SMART Domains Protein: ENSMUSP00000124259
Gene: ENSMUSG00000035953

DomainStartEndE-ValueType
Pfam:Tmemb_55A 1 197 1.9e-82 PFAM
low complexity region 221 235 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000160835
SMART Domains Protein: ENSMUSP00000124782
Gene: ENSMUSG00000035953

DomainStartEndE-ValueType
Pfam:Tmemb_55A 4 277 2.8e-129 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000160890
SMART Domains Protein: ENSMUSP00000124659
Gene: ENSMUSG00000006289

DomainStartEndE-ValueType
Pfam:Peptidase_M22 23 79 1.7e-14 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000161166
SMART Domains Protein: ENSMUSP00000125414
Gene: ENSMUSG00000035953

DomainStartEndE-ValueType
Pfam:Tmemb_55A 1 168 3.6e-65 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000161669
Predicted Effect probably benign
Transcript: ENSMUST00000162177
SMART Domains Protein: ENSMUSP00000124016
Gene: ENSMUSG00000006289

DomainStartEndE-ValueType
Pfam:Peptidase_M22 1 220 1.1e-68 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000162957
SMART Domains Protein: ENSMUSP00000123697
Gene: ENSMUSG00000035953

DomainStartEndE-ValueType
Pfam:Tmemb_55A 1 174 2.9e-64 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.2%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Apurinic/apyrimidinic (AP) sites occur frequently in DNA molecules by spontaneous hydrolysis, by DNA damaging agents or by DNA glycosylases that remove specific abnormal bases. AP sites are pre-mutagenic lesions that can prevent normal DNA replication so the cell contains systems to identify and repair such sites. Class II AP endonucleases cleave the phosphodiester backbone 5' to the AP site. This gene encodes the major AP endonuclease in human cells. Splice variants have been found for this gene; all encode the same protein. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit embryonic lethality prior to E10 associated with abnormal embryogenesis. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 67 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aars2 A G 17: 45,820,330 (GRCm39) D248G probably benign Het
Abcc5 C A 16: 20,208,139 (GRCm39) V605F probably benign Het
Als2 A G 1: 59,224,406 (GRCm39) Y1066H probably damaging Het
Apbb1 A G 7: 105,208,727 (GRCm39) S569P probably damaging Het
Atg13 A T 2: 91,512,406 (GRCm39) F288I probably benign Het
Atl3 A G 19: 7,487,447 (GRCm39) I121V probably benign Het
Atoh1 A G 6: 64,706,713 (GRCm39) E136G probably benign Het
Ccr7 T C 11: 99,039,895 (GRCm39) N9S probably benign Het
Cdhr1 A C 14: 36,802,505 (GRCm39) W653G probably damaging Het
Cln6 T A 9: 62,756,465 (GRCm39) M203K probably benign Het
Crnn A C 3: 93,054,251 (GRCm39) I45L possibly damaging Het
Cse1l C A 2: 166,783,185 (GRCm39) N743K probably damaging Het
Cyp1a2 A G 9: 57,589,583 (GRCm39) I77T probably damaging Het
D6Wsu163e A G 6: 126,943,932 (GRCm39) I443V probably benign Het
Dnah7a G T 1: 53,540,757 (GRCm39) T2539N probably benign Het
Ecpas A T 4: 58,875,444 (GRCm39) D173E probably damaging Het
Fam13c A G 10: 70,388,869 (GRCm39) E465G probably damaging Het
Fat4 G C 3: 39,063,390 (GRCm39) G4449R probably damaging Het
Fgd5 T C 6: 92,015,191 (GRCm39) L964S probably damaging Het
Fpr3 A T 17: 18,191,131 (GRCm39) Q134L probably damaging Het
Gm973 A T 1: 59,591,585 (GRCm39) Q323L possibly damaging Het
Gna15 A G 10: 81,345,224 (GRCm39) S214P probably benign Het
Iars2 A T 1: 185,050,146 (GRCm39) M446K possibly damaging Het
Kcnh7 A G 2: 62,607,947 (GRCm39) S545P probably damaging Het
Kif1a G T 1: 92,979,202 (GRCm39) D928E probably damaging Het
Kif26a C T 12: 112,144,480 (GRCm39) T1578M possibly damaging Het
Kif5a A G 10: 127,079,227 (GRCm39) probably null Het
Klhl31 T A 9: 77,558,389 (GRCm39) Y368* probably null Het
Krtap27-1 A G 16: 88,468,316 (GRCm39) V76A possibly damaging Het
Lamc1 A T 1: 153,126,197 (GRCm39) H498Q probably damaging Het
Ltbp4 A T 7: 27,022,350 (GRCm39) C924S probably damaging Het
Ltn1 T C 16: 87,197,298 (GRCm39) D1180G probably benign Het
Macf1 A G 4: 123,577,925 (GRCm39) C20R unknown Het
Mpp7 T C 18: 7,403,327 (GRCm39) R328G probably benign Het
Ncdn A T 4: 126,644,041 (GRCm39) D260E probably benign Het
Nlrp9a C A 7: 26,257,656 (GRCm39) L425M possibly damaging Het
Nop9 T A 14: 55,987,592 (GRCm39) probably null Het
Nrip1 T C 16: 76,089,616 (GRCm39) E647G possibly damaging Het
Nt5c3 C A 6: 56,874,793 (GRCm39) M1I probably null Het
Or4f61 A G 2: 111,922,410 (GRCm39) F212S probably benign Het
Or52a5b A G 7: 103,417,478 (GRCm39) I42T probably benign Het
Or8c14-ps1 T C 9: 38,101,120 (GRCm39) M33T possibly damaging Het
Patj A T 4: 98,427,310 (GRCm39) I172F unknown Het
Plxna4 A T 6: 32,494,379 (GRCm39) V79D probably damaging Het
Ptprd C G 4: 75,872,315 (GRCm39) A1134P possibly damaging Het
Rbm27 T A 18: 42,447,163 (GRCm39) Y469* probably null Het
Rbm33 A G 5: 28,557,584 (GRCm39) T266A probably damaging Het
Rcbtb2 C T 14: 73,414,500 (GRCm39) S437L probably damaging Het
Rcor3 A T 1: 191,785,895 (GRCm39) *448R probably null Het
Scn10a T C 9: 119,445,827 (GRCm39) Y1442C probably damaging Het
Scn2a A T 2: 65,548,131 (GRCm39) I1108F probably damaging Het
Scrn2 T C 11: 96,922,962 (GRCm39) I135T probably damaging Het
Sptan1 A T 2: 29,920,724 (GRCm39) M2380L possibly damaging Het
Tbc1d12 T C 19: 38,825,442 (GRCm39) S98P probably benign Het
Tmem106b A T 6: 13,082,430 (GRCm39) T202S probably damaging Het
Tnfsf8 A G 4: 63,752,450 (GRCm39) V205A probably benign Het
Tor4a A T 2: 25,084,975 (GRCm39) N309K probably damaging Het
Trbv4 A G 6: 41,036,624 (GRCm39) T50A probably benign Het
Tspyl4 A G 10: 34,173,568 (GRCm39) H20R probably benign Het
Tvp23b T C 11: 62,772,842 (GRCm39) I31T possibly damaging Het
Vmn1r192 A T 13: 22,371,401 (GRCm39) F273Y probably damaging Het
Vmn2r6 T A 3: 64,467,032 (GRCm39) I156F probably damaging Het
Wnk4 T C 11: 101,164,882 (GRCm39) I737T probably damaging Het
Zfp329 A T 7: 12,545,085 (GRCm39) D146E probably benign Het
Zfp40 A G 17: 23,394,551 (GRCm39) F679L probably damaging Het
Zfp7 TGCGGGAAAGGTTTCCACCTGAGCG TGCG 15: 76,774,800 (GRCm39) probably benign Het
Zfp804b T C 5: 6,822,154 (GRCm39) N303S probably benign Het
Other mutations in Apex1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01025:Apex1 APN 14 51,163,711 (GRCm39) missense possibly damaging 0.47
R3855:Apex1 UTSW 14 51,163,714 (GRCm39) missense probably benign 0.13
R3856:Apex1 UTSW 14 51,163,714 (GRCm39) missense probably benign 0.13
R4461:Apex1 UTSW 14 51,163,970 (GRCm39) missense probably damaging 0.99
R6014:Apex1 UTSW 14 51,162,982 (GRCm39) missense probably benign 0.00
R6212:Apex1 UTSW 14 51,164,350 (GRCm39) missense probably benign 0.18
R7653:Apex1 UTSW 14 51,163,995 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- GGAACTGCCAGCTCTTACTAC -3'
(R):5'- ATGCTAAGTAACCCAAAAGCGG -3'

Sequencing Primer
(F):5'- CTTTACCCATTTTATAGAGCCAGAG -3'
(R):5'- GGGGCAAACAGTCTAGACTAG -3'
Posted On 2022-02-07