Incidental Mutation 'R2873:Chek2'
ID 260398
Institutional Source Beutler Lab
Gene Symbol Chek2
Ensembl Gene ENSMUSG00000029521
Gene Name checkpoint kinase 2
Synonyms CHK2, Rad53
MMRRC Submission 040461-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R2873 (G1)
Quality Score 225
Status Validated
Chromosome 5
Chromosomal Location 110987845-111022011 bp(+) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) C to A at 111011202 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Stop codon at position 333 (Y333*)
Ref Sequence ENSEMBL: ENSMUSP00000066679 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000066160] [ENSMUST00000199937]
AlphaFold Q9Z265
Predicted Effect probably null
Transcript: ENSMUST00000066160
AA Change: Y333*
SMART Domains Protein: ENSMUSP00000066679
Gene: ENSMUSG00000029521
AA Change: Y333*

DomainStartEndE-ValueType
low complexity region 2 37 N/A INTRINSIC
low complexity region 41 72 N/A INTRINSIC
FHA 116 179 5.14e-3 SMART
S_TKc 224 490 7.35e-104 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000196650
Predicted Effect probably benign
Transcript: ENSMUST00000199937
SMART Domains Protein: ENSMUSP00000143558
Gene: ENSMUSG00000029521

DomainStartEndE-ValueType
low complexity region 2 37 N/A INTRINSIC
low complexity region 41 72 N/A INTRINSIC
FHA 116 179 2.6e-5 SMART
Meta Mutation Damage Score 0.9751 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.2%
Validation Efficiency 100% (81/81)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] In response to DNA damage and replication blocks, cell cycle progression is halted through the control of critical cell cycle regulators. The protein encoded by this gene is a cell cycle checkpoint regulator and putative tumor suppressor. It contains a forkhead-associated protein interaction domain essential for activation in response to DNA damage and is rapidly phosphorylated in response to replication blocks and DNA damage. When activated, the encoded protein is known to inhibit CDC25C phosphatase, preventing entry into mitosis, and has been shown to stabilize the tumor suppressor protein p53, leading to cell cycle arrest in G1. In addition, this protein interacts with and phosphorylates BRCA1, allowing BRCA1 to restore survival after DNA damage. Mutations in this gene have been linked with Li-Fraumeni syndrome, a highly penetrant familial cancer phenotype usually associated with inherited mutations in TP53. Also, mutations in this gene are thought to confer a predisposition to sarcomas, breast cancer, and brain tumors. This nuclear protein is a member of the CDS1 subfamily of serine/threonine protein kinases. Several transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Apr 2012]
PHENOTYPE: Homozygous mutation of this gene does not increase tumor incidence. Cells from the thymus, central nervous system (CNS), hair follicles, and skin are resistant to ionizing radiation- and gamma irradiation-induced apoptosis. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 73 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca8b A G 11: 109,846,002 (GRCm39) C811R possibly damaging Het
Acvr1 G A 2: 58,367,808 (GRCm39) Q118* probably null Het
Als2 A G 1: 59,250,296 (GRCm39) S483P probably damaging Het
Ankrd40 T C 11: 94,224,771 (GRCm39) V60A possibly damaging Het
Armc2 C T 10: 41,842,696 (GRCm39) probably null Het
Atp12a A G 14: 56,624,407 (GRCm39) R952G possibly damaging Het
Atp13a2 T C 4: 140,730,294 (GRCm39) I773T probably benign Het
Atp6v1g1 A G 4: 63,468,258 (GRCm39) Y87C probably benign Het
Ccdc162 G T 10: 41,531,095 (GRCm39) T537N possibly damaging Het
Ccdc59 A T 10: 105,677,388 (GRCm39) K9M possibly damaging Het
Cd101 A T 3: 100,911,164 (GRCm39) D831E probably benign Het
Ch25h T A 19: 34,452,210 (GRCm39) H106L probably benign Het
Cimap1d G A 10: 79,481,487 (GRCm39) T14I probably benign Het
Csmd2 T C 4: 128,451,511 (GRCm39) F113S unknown Het
Cyp4a14 C A 4: 115,344,498 (GRCm39) G456W probably damaging Het
Cyp4a30b A G 4: 115,315,559 (GRCm39) H260R possibly damaging Het
Dennd2b A T 7: 109,156,637 (GRCm39) Y38N probably benign Het
Eif4enif1 C T 11: 3,192,586 (GRCm39) P805S probably damaging Het
Fan1 A G 7: 64,012,938 (GRCm39) I668T probably benign Het
Flnc A G 6: 29,447,542 (GRCm39) D1115G probably damaging Het
Ftdc1 A T 16: 58,434,342 (GRCm39) I125K probably benign Het
Gbp11 C T 5: 105,478,866 (GRCm39) D191N probably benign Het
Gm5519 A C 19: 33,802,410 (GRCm39) D151A possibly damaging Het
Grid2ip C A 5: 143,343,684 (GRCm39) Q127K probably benign Het
Hdhd2 T C 18: 77,042,702 (GRCm39) F44L probably damaging Het
Hmcn1 A T 1: 150,614,467 (GRCm39) V1313D possibly damaging Het
Kpna7 T C 5: 144,930,745 (GRCm39) T367A probably benign Het
Matr3 T A 18: 35,705,349 (GRCm39) S91R probably benign Het
Mdm1 A G 10: 117,986,847 (GRCm39) T267A probably benign Het
Mlxip A G 5: 123,590,730 (GRCm39) M878V probably benign Het
Mtor T A 4: 148,624,487 (GRCm39) M2089K probably benign Het
Myo9b G A 8: 71,786,981 (GRCm39) R721Q probably benign Het
Ndufs1 A G 1: 63,203,882 (GRCm39) probably benign Het
Nlrp4b C T 7: 10,444,170 (GRCm39) Q40* probably null Het
Nomo1 C A 7: 45,696,361 (GRCm39) T293N probably damaging Het
Notch1 A G 2: 26,350,247 (GRCm39) C2298R possibly damaging Het
Notum A G 11: 120,551,022 (GRCm39) V48A probably benign Het
Or10g1 T G 14: 52,648,318 (GRCm39) T4P probably benign Het
Or10z1 T C 1: 174,078,092 (GRCm39) S134G probably benign Het
Or6c211 A T 10: 129,505,628 (GRCm39) C253* probably null Het
Ostc T C 3: 130,497,157 (GRCm39) N80S probably damaging Het
Palmd T C 3: 116,717,400 (GRCm39) R366G possibly damaging Het
Parp1 A G 1: 180,401,230 (GRCm39) D45G probably damaging Het
Pcdhga9 T A 18: 37,870,524 (GRCm39) Y118N possibly damaging Het
Pes1 C A 11: 3,926,834 (GRCm39) T372K probably benign Het
Plcl1 A T 1: 55,736,309 (GRCm39) D550V probably benign Het
Plekhg5 T A 4: 152,191,960 (GRCm39) C433S probably benign Het
Plin2 A G 4: 86,586,915 (GRCm39) M1T probably null Het
Pms2 G A 5: 143,848,732 (GRCm39) probably benign Het
Ppp1r7 T A 1: 93,285,585 (GRCm39) probably null Het
Psmb8 T C 17: 34,419,144 (GRCm39) I146T probably damaging Het
Ptger4 T C 15: 5,264,286 (GRCm39) R457G probably benign Het
Pzp A T 6: 128,462,519 (GRCm39) probably null Het
Ralgds A G 2: 28,438,781 (GRCm39) probably null Het
Rnf6 T C 5: 146,147,215 (GRCm39) Y601C probably benign Het
Sgk2 A G 2: 162,836,449 (GRCm39) probably benign Het
Shoc1 A C 4: 59,093,850 (GRCm39) L226R probably damaging Het
Slc39a8 T A 3: 135,592,554 (GRCm39) probably null Het
Slc4a4 G T 5: 89,283,623 (GRCm39) V481L probably damaging Het
Slc5a8 A G 10: 88,740,825 (GRCm39) I247V probably benign Het
Slit3 G T 11: 35,435,620 (GRCm39) E184* probably null Het
Sppl2c C T 11: 104,078,141 (GRCm39) P314S probably benign Het
St7 C T 6: 17,819,276 (GRCm39) P60L probably damaging Het
Tafa2 A T 10: 123,540,270 (GRCm39) H42L possibly damaging Het
Tbc1d8 A G 1: 39,444,398 (GRCm39) F187S probably damaging Het
Tet2 C T 3: 133,192,715 (GRCm39) G573E probably damaging Het
Tnni3k C T 3: 154,644,387 (GRCm39) probably null Het
Trpa1 A G 1: 14,957,844 (GRCm39) C705R probably damaging Het
Usp9y T A Y: 1,310,502 (GRCm39) probably benign Het
Vmn2r68 A C 7: 84,882,834 (GRCm39) M306R probably benign Het
Vwa7 G A 17: 35,240,218 (GRCm39) M395I probably damaging Het
Ybx3 G A 6: 131,347,376 (GRCm39) A253V probably damaging Het
Zfp53 A T 17: 21,728,340 (GRCm39) E124D probably benign Het
Other mutations in Chek2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01025:Chek2 APN 5 110,996,536 (GRCm39) missense probably damaging 1.00
IGL01830:Chek2 APN 5 111,021,374 (GRCm39) missense probably benign
IGL01943:Chek2 APN 5 110,989,093 (GRCm39) unclassified probably benign
IGL02319:Chek2 APN 5 111,014,877 (GRCm39) missense possibly damaging 0.88
IGL03147:Chek2 UTSW 5 110,996,536 (GRCm39) missense probably damaging 1.00
PIT4520001:Chek2 UTSW 5 111,011,195 (GRCm39) missense probably damaging 1.00
R1484:Chek2 UTSW 5 110,996,553 (GRCm39) missense probably damaging 1.00
R1486:Chek2 UTSW 5 110,989,093 (GRCm39) unclassified probably benign
R1732:Chek2 UTSW 5 111,019,968 (GRCm39) missense probably benign 0.26
R2041:Chek2 UTSW 5 110,996,530 (GRCm39) missense probably damaging 1.00
R2071:Chek2 UTSW 5 110,989,112 (GRCm39) unclassified probably benign
R2935:Chek2 UTSW 5 111,015,886 (GRCm39) missense probably damaging 1.00
R3899:Chek2 UTSW 5 111,013,479 (GRCm39) splice site probably benign
R4662:Chek2 UTSW 5 111,014,908 (GRCm39) missense probably damaging 1.00
R4748:Chek2 UTSW 5 111,003,705 (GRCm39) splice site probably null
R5358:Chek2 UTSW 5 110,989,148 (GRCm39) unclassified probably benign
R5582:Chek2 UTSW 5 111,015,901 (GRCm39) missense probably damaging 0.96
R5594:Chek2 UTSW 5 111,003,700 (GRCm39) critical splice donor site probably null
R6526:Chek2 UTSW 5 110,996,556 (GRCm39) missense probably damaging 1.00
R6972:Chek2 UTSW 5 111,003,705 (GRCm39) splice site probably null
R7232:Chek2 UTSW 5 111,008,781 (GRCm39) missense probably damaging 1.00
R7338:Chek2 UTSW 5 111,021,380 (GRCm39) missense probably benign
R7395:Chek2 UTSW 5 111,019,974 (GRCm39) critical splice donor site probably null
R7714:Chek2 UTSW 5 110,989,319 (GRCm39) missense probably benign 0.10
R7743:Chek2 UTSW 5 110,987,916 (GRCm39) critical splice donor site probably null
R8290:Chek2 UTSW 5 111,008,766 (GRCm39) missense possibly damaging 0.70
R8297:Chek2 UTSW 5 110,996,302 (GRCm39) missense probably damaging 1.00
R8719:Chek2 UTSW 5 111,014,908 (GRCm39) missense probably damaging 0.98
R8898:Chek2 UTSW 5 111,011,175 (GRCm39) missense probably benign 0.00
R8906:Chek2 UTSW 5 111,013,458 (GRCm39) utr 3 prime probably benign
Predicted Primers PCR Primer
(F):5'- GGCTTCTGACGTGAGACAAG -3'
(R):5'- TTCTGCAAACTAAGTCATTGCCAC -3'

Sequencing Primer
(F):5'- TGAGACAAGTGCTCATCTGC -3'
(R):5'- TCATTGCCACAAGGATCAGG -3'
Posted On 2015-01-23