Incidental Mutation 'R1484:Chek2'
ID 163302
Institutional Source Beutler Lab
Gene Symbol Chek2
Ensembl Gene ENSMUSG00000029521
Gene Name checkpoint kinase 2
Synonyms CHK2, Rad53
MMRRC Submission 039537-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1484 (G1)
Quality Score 225
Status Validated
Chromosome 5
Chromosomal Location 110987845-111022011 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 110996553 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 172 (T172A)
Ref Sequence ENSEMBL: ENSMUSP00000066679 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000066160] [ENSMUST00000199937]
AlphaFold Q9Z265
Predicted Effect probably damaging
Transcript: ENSMUST00000066160
AA Change: T172A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000066679
Gene: ENSMUSG00000029521
AA Change: T172A

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 probably damaging
Transcript: ENSMUST00000199937
AA Change: T172A

PolyPhen 2 Score 0.996 (Sensitivity: 0.55; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000143558
Gene: ENSMUSG00000029521
AA Change: T172A

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
Predicted Effect noncoding transcript
Transcript: ENSMUST00000200630
Meta Mutation Damage Score 0.9637 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.4%
  • 10x: 96.5%
  • 20x: 93.4%
Validation Efficiency 97% (85/88)
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: 85 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930584F24Rik A T 5: 26,684,776 (GRCm39) noncoding transcript Het
Acvr1 A T 2: 58,369,901 (GRCm39) V36E probably damaging Het
Aldh4a1 A G 4: 139,370,758 (GRCm39) I414V probably benign Het
Alox5 C T 6: 116,431,128 (GRCm39) C100Y probably damaging Het
Ano5 T A 7: 51,216,068 (GRCm39) D348E probably damaging Het
Arhgap30 G A 1: 171,230,839 (GRCm39) V199M probably damaging Het
Arl13b T A 16: 62,626,999 (GRCm39) Q234L probably benign Het
Atxn1 C A 13: 45,711,052 (GRCm39) E627* probably null Het
Bend3 T C 10: 43,386,197 (GRCm39) F197L probably benign Het
Brca1 A T 11: 101,420,638 (GRCm39) V190E possibly damaging Het
Brpf1 T C 6: 113,292,096 (GRCm39) W381R probably damaging Het
Brwd1 A C 16: 95,829,491 (GRCm39) probably null Het
C1s2 T C 6: 124,602,604 (GRCm39) I530V possibly damaging Het
C2cd3 C T 7: 100,089,397 (GRCm39) R1638W probably damaging Het
Capns1 T A 7: 29,893,511 (GRCm39) probably benign Het
Cd109 CATTTATTTATTTATTTATTTATTTATTTATTTAT CATTTATTTATTTATTTATTTATTTATTTATTTATTTAT 9: 78,619,782 (GRCm39) probably benign Het
Cep126 G A 9: 8,100,554 (GRCm39) T660I possibly damaging Het
Cep295 A C 9: 15,246,080 (GRCm39) I744R probably damaging Het
Chd3 T C 11: 69,250,725 (GRCm39) E668G probably benign Het
Col6a4 A G 9: 105,890,501 (GRCm39) probably null Het
Coq3 G A 4: 21,900,291 (GRCm39) V173I probably benign Het
Cyp4x1 A T 4: 114,970,098 (GRCm39) I343N probably damaging Het
Dnah7b T A 1: 46,176,703 (GRCm39) D774E probably benign Het
Dnai3 T C 3: 145,802,996 (GRCm39) D65G probably benign Het
Ecm1 G A 3: 95,643,275 (GRCm39) R342C probably damaging Het
Esrra T C 19: 6,890,197 (GRCm39) Y209C probably damaging Het
Gpr149 A T 3: 62,502,592 (GRCm39) D421E probably benign Het
Gpr15 T C 16: 58,538,937 (GRCm39) N51D probably damaging Het
Gpr156 T C 16: 37,812,558 (GRCm39) V298A probably damaging Het
Hmcn2 G A 2: 31,236,507 (GRCm39) G350D probably damaging Het
Ifih1 A T 2: 62,440,902 (GRCm39) N421K probably benign Het
Ilvbl C A 10: 78,412,564 (GRCm39) T95K probably damaging Het
Itgb4 T A 11: 115,890,625 (GRCm39) D1104E probably benign Het
Katnip C A 7: 125,415,743 (GRCm39) probably benign Het
Lipf A T 19: 33,942,180 (GRCm39) M37L probably benign Het
Lyst T A 13: 13,852,775 (GRCm39) N2258K probably benign Het
Moxd1 A G 10: 24,099,758 (GRCm39) Y86C probably damaging Het
Muc5ac T C 7: 141,367,629 (GRCm39) probably null Het
Myo16 G A 8: 10,610,145 (GRCm39) R1162H probably damaging Het
Myo5c A T 9: 75,208,092 (GRCm39) N1609Y probably damaging Het
Nbeal1 T C 1: 60,240,098 (GRCm39) F155L probably damaging Het
Nek4 A T 14: 30,704,290 (GRCm39) M602L possibly damaging Het
Nek9 A G 12: 85,348,622 (GRCm39) S971P probably damaging Het
Nfya A T 17: 48,700,570 (GRCm39) probably benign Het
Nrxn3 A T 12: 89,221,547 (GRCm39) N442I probably damaging Het
Nup42 A C 5: 24,383,075 (GRCm39) K200N probably benign Het
Or1e26 T A 11: 73,480,187 (GRCm39) I126L possibly damaging Het
Or4c111 G A 2: 88,843,713 (GRCm39) R232* probably null Het
Or7g32 G A 9: 19,389,423 (GRCm39) T38I probably damaging Het
Pcdh15 T A 10: 74,126,833 (GRCm39) I304N probably damaging Het
Pigo G C 4: 43,024,779 (GRCm39) P107A probably damaging Het
Plce1 C T 19: 38,693,783 (GRCm39) Q769* probably null Het
Plin2 C T 4: 86,575,481 (GRCm39) R356H probably benign Het
Ppp1r9a G T 6: 5,113,712 (GRCm39) E739* probably null Het
Ppp3cc G T 14: 70,478,397 (GRCm39) N268K probably damaging Het
Prkag3 T A 1: 74,779,919 (GRCm39) D472V probably damaging Het
Ptch2 A T 4: 116,968,046 (GRCm39) D846V probably damaging Het
Rhob A T 12: 8,549,388 (GRCm39) M82K probably damaging Het
Rps6kc1 T A 1: 190,531,672 (GRCm39) R777W possibly damaging Het
Sap130 T A 18: 31,844,380 (GRCm39) V850E probably damaging Het
Sema3a T G 5: 13,523,407 (GRCm39) N125K probably damaging Het
Sema5a A G 15: 32,460,431 (GRCm39) D64G probably damaging Het
Sgo2b T A 8: 64,384,507 (GRCm39) D163V possibly damaging Het
Slc15a1 A T 14: 121,728,651 (GRCm39) Y31* probably null Het
Smchd1 A T 17: 71,685,252 (GRCm39) M1392K probably benign Het
Sobp T A 10: 43,036,827 (GRCm39) N37I probably damaging Het
Spock3 G T 8: 63,673,739 (GRCm39) C142F probably damaging Het
Stx6 A C 1: 155,053,650 (GRCm39) S86R probably benign Het
Sult2a4 C A 7: 13,643,726 (GRCm39) M280I probably benign Het
Synm A T 7: 67,386,080 (GRCm39) D527E probably damaging Het
Tax1bp1 C T 6: 52,710,305 (GRCm39) R195W probably damaging Het
Themis2 A T 4: 132,519,796 (GRCm39) N76K possibly damaging Het
Tmem8b A G 4: 43,690,234 (GRCm39) T890A probably benign Het
Traf7 T A 17: 24,730,785 (GRCm39) H366L possibly damaging Het
Trim30c A T 7: 104,032,459 (GRCm39) V289D probably benign Het
Tsr1 T A 11: 74,792,914 (GRCm39) D407E probably damaging Het
Ubap2 G T 4: 41,235,593 (GRCm39) A33E probably damaging Het
Unc13d C A 11: 115,964,701 (GRCm39) R255L possibly damaging Het
Ush2a G T 1: 188,542,534 (GRCm39) G3367* probably null Het
Vmn1r229 T C 17: 21,034,791 (GRCm39) L12P probably damaging Het
Vmn2r27 C A 6: 124,177,474 (GRCm39) G510V probably damaging Het
Vps4b T C 1: 106,707,712 (GRCm39) E257G probably damaging Het
Vps72 T C 3: 95,026,462 (GRCm39) S136P probably damaging Het
Wdr36 T C 18: 32,976,938 (GRCm39) I181T possibly damaging Het
Wfikkn1 C T 17: 26,096,765 (GRCm39) A520T 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
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
R2873:Chek2 UTSW 5 111,011,202 (GRCm39) nonsense probably null
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'- AAGTACCGGACTTACAGCAAGAAGC -3'
(R):5'- CCCACAACTCAGGCAATGGTGTAAC -3'

Sequencing Primer
(F):5'- GACTTACAGCAAGAAGCATTTTCG -3'
(R):5'- CTTGGATGCTACTGAACACTGAC -3'
Posted On 2014-03-28