Incidental Mutation 'R8719:Chek2'
ID 670005
Institutional Source Beutler Lab
Gene Symbol Chek2
Ensembl Gene ENSMUSG00000029521
Gene Name checkpoint kinase 2
Synonyms CHK2, Rad53
MMRRC Submission 068614-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R8719 (G1)
Quality Score 225.009
Status Validated
Chromosome 5
Chromosomal Location 110987845-111022011 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 111014908 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 459 (V459A)
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: V459A

PolyPhen 2 Score 0.976 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000066679
Gene: ENSMUSG00000029521
AA Change: V459A

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 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
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.7%
  • 20x: 99.2%
Validation Efficiency 100% (61/61)
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: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acsl1 T C 8: 46,966,700 (GRCm39) I224T probably benign Het
Adamts20 C G 15: 94,241,903 (GRCm39) A702P probably damaging Het
Ahdc1 T A 4: 132,791,533 (GRCm39) Y925N possibly damaging Het
Anapc1 T C 2: 128,483,369 (GRCm39) E1242G probably damaging Het
Angptl2 A G 2: 33,133,914 (GRCm39) N412S possibly damaging Het
Aox3 T C 1: 58,158,696 (GRCm39) V89A probably damaging Het
Atxn1l A T 8: 110,459,861 (GRCm39) S134T possibly damaging Het
Brf1 C A 12: 112,943,304 (GRCm39) probably benign Het
Cab39l A T 14: 59,734,314 (GRCm39) H11L probably benign Het
Cabcoco1 A G 10: 68,272,671 (GRCm39) probably benign Het
Ccdc150 C A 1: 54,302,668 (GRCm39) P96Q probably benign Het
Cntnap2 A T 6: 45,978,161 (GRCm39) D272V probably damaging Het
Cspp1 T C 1: 10,160,516 (GRCm39) S572P possibly damaging Het
Cysltr2 T C 14: 73,267,111 (GRCm39) T200A possibly damaging Het
Dglucy T C 12: 100,804,821 (GRCm39) L104P probably damaging Het
Dnah8 T A 17: 30,960,289 (GRCm39) M2222K probably damaging Het
Dync2h1 C A 9: 7,041,641 (GRCm39) V3334F probably benign Het
Ear2 A T 14: 44,340,734 (GRCm39) T131S possibly damaging Het
Eef1akmt2 A T 7: 132,452,340 (GRCm39) V92D probably damaging Het
Fam83c T A 2: 155,671,128 (GRCm39) Q769L probably benign Het
Fanca A T 8: 124,014,867 (GRCm39) C812S probably benign Het
Gm21663 T G 5: 26,146,162 (GRCm39) R50S probably damaging Het
Gm5591 T G 7: 38,221,614 (GRCm39) S152R probably benign Het
Gm6370 T G 5: 146,430,626 (GRCm39) D270E probably damaging Het
H2-T22 T C 17: 36,352,835 (GRCm39) I91V probably benign Het
Hdac5 T C 11: 102,097,963 (GRCm39) M61V probably benign Het
Hsd17b6 A G 10: 127,829,492 (GRCm39) S237P possibly damaging Het
Khk T A 5: 31,088,374 (GRCm39) F294I possibly damaging Het
Klc1 G A 12: 111,772,509 (GRCm39) probably benign Het
Lamb3 T C 1: 193,006,099 (GRCm39) W143R probably damaging Het
Lmo2 T C 2: 103,811,264 (GRCm39) I171T probably damaging Het
Meis1 A G 11: 18,835,587 (GRCm39) S344P probably benign Het
Nf1 C A 11: 79,281,119 (GRCm39) R125S possibly damaging Het
Nrcam A G 12: 44,586,325 (GRCm39) E105G probably benign Het
Nudt22 T C 19: 6,972,638 (GRCm39) D150G possibly damaging Het
Or14j8 T C 17: 38,263,895 (GRCm39) T7A probably damaging Het
Or5an1 A G 19: 12,260,792 (GRCm39) I127V probably benign Het
Or5b109 A G 19: 13,211,836 (GRCm39) Y74C probably damaging Het
Pclo A T 5: 14,763,778 (GRCm39) R799* probably null Het
Pelp1 T C 11: 70,292,789 (GRCm39) N175S probably damaging Het
Perm1 TGCCTCTGAGCCTGACACGGCTTTGTCTACACCCGCCTCTGAGCCTGACACGGCTTTGTCTACACCCGCCTCTGAGCCTGACACGGCTTTGTCTACACCCGCCTCT TGCCTCTGAGCCTGACACGGCTTTGTCTACACCCGCCTCTGAGCCTGACACGGCTTTGTCTACACCCGCCTCT 4: 156,302,525 (GRCm39) probably benign Het
Pik3r4 C A 9: 105,559,394 (GRCm39) S1162R probably benign Het
Pkd1l3 A T 8: 110,341,255 (GRCm39) N36I unknown Het
Pomk T A 8: 26,473,503 (GRCm39) Y150F possibly damaging Het
Rdh11 T A 12: 79,229,574 (GRCm39) H233L probably benign Het
Rln1 A T 19: 29,309,281 (GRCm39) M166K probably benign Het
Rnf40 T A 7: 127,191,834 (GRCm39) L356Q probably damaging Het
Sin3b G T 8: 73,450,139 (GRCm39) G19W unknown Het
Slc6a15 A G 10: 103,240,176 (GRCm39) R300G probably damaging Het
Sncaip A T 18: 53,027,910 (GRCm39) K433M probably damaging Het
Tead2 A T 7: 44,882,316 (GRCm39) probably benign Het
Tespa1 A G 10: 130,184,108 (GRCm39) D63G probably benign Het
Tmem117 T C 15: 94,992,248 (GRCm39) F303L probably damaging Het
Tmem270 T G 5: 134,930,650 (GRCm39) T204P probably damaging Het
Trip12 A G 1: 84,722,790 (GRCm39) V1320A probably damaging Het
Ttc7b A G 12: 100,267,812 (GRCm39) L843P probably damaging Het
Ttn T C 2: 76,543,041 (GRCm39) Y33315C probably damaging Het
Ttn A G 2: 76,607,146 (GRCm39) V17959A possibly damaging Het
Vmn2r73 A G 7: 85,521,095 (GRCm39) V291A probably damaging Het
Ywhag T A 5: 135,939,998 (GRCm39) T199S probably benign Het
Zfp810 T C 9: 22,190,571 (GRCm39) T77A 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
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
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'- CCTGTGTATCCAATGCCACTG -3'
(R):5'- AGCAGACCCTTGACTCTGTTATAC -3'

Sequencing Primer
(F):5'- GTGTATCCAATGCCACTGAGAATGC -3'
(R):5'- ACAAAACCTTTCATGTCTGGGC -3'
Posted On 2021-04-30