rs1060504692
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Variant summary
Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP4_StrongBP6_Very_Strong
The NM_007194.4(CHEK2):c.445-10T>C variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000372 in 1,614,022 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).
Frequency
Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000034 ( 0 hom. )
Consequence
CHEK2
NM_007194.4 intron
NM_007194.4 intron
Scores
2
Splicing: ADA: 0.0003394
2
Clinical Significance
Conservation
PhyloP100: 2.11
Genes affected
CHEK2 (HGNC:16627): (checkpoint kinase 2) 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]
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ACMG classification
Classification made for transcript
Verdict is Benign. Variant got -12 ACMG points.
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.82).
BP6
Variant 22-28725134-A-G is Benign according to our data. Variant chr22-28725134-A-G is described in ClinVar as [Likely_benign]. Clinvar id is 415922.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
CHEK2 | NM_007194.4 | c.445-10T>C | intron_variant | ENST00000404276.6 | NP_009125.1 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
CHEK2 | ENST00000404276.6 | c.445-10T>C | intron_variant | 1 | NM_007194.4 | ENSP00000385747.1 |
Frequencies
GnomAD3 genomes AF: 0.00000657 AC: 1AN: 152230Hom.: 0 Cov.: 32
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GnomAD4 exome AF: 0.00000342 AC: 5AN: 1461792Hom.: 0 Cov.: 32 AF XY: 0.00000413 AC XY: 3AN XY: 727196
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GnomAD4 genome AF: 0.00000657 AC: 1AN: 152230Hom.: 0 Cov.: 32 AF XY: 0.00 AC XY: 0AN XY: 74386
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ClinVar
Significance: Likely benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link
Submissions by phenotype
not provided Benign:1
Likely benign, criteria provided, single submitter | clinical testing | GeneDx | Aug 08, 2018 | - - |
Hereditary cancer-predisposing syndrome Benign:1
Likely benign, criteria provided, single submitter | clinical testing | Color Diagnostics, LLC DBA Color Health | Nov 02, 2015 | - - |
Familial cancer of breast Benign:1
Likely benign, criteria provided, single submitter | clinical testing | Labcorp Genetics (formerly Invitae), Labcorp | Jan 09, 2024 | - - |
Computational scores
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BayesDel_noAF
Benign
CADD
Benign
DANN
Benign
Splicing
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dbscSNV1_ADA
Benign
dbscSNV1_RF
Benign
SpliceAI score (max)
Details are displayed if max score is > 0.2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at