Our verdict is Benign. The variant received -19 ACMG points: 0P and 19B. BP4_ModerateBP6_Very_StrongBP7BS1BS2
The NM_001242896.3(DEPDC5):c.2019C>G(p.Ser673Ser) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000508 in 1,613,964 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 (★★). Synonymous variant affecting the same amino acid position (i.e. S673S) has been classified as Likely benign.
DEPDC5 (HGNC:18423): (DEP domain containing 5, GATOR1 subcomplex subunit) This gene encodes a member of the IML1 family of proteins involved in G-protein signaling pathways. The mechanistic target of rapamycin complex 1 (mTORC1) pathway regulates cell growth by sensing the availability of nutrients. The protein encoded by this gene is a component of the GATOR1 (GAP activity toward Rags) complex which inhibits the amino acid-sensing branch of the mTORC1 pathway. Mutations in this gene are associated with autosomal dominant familial focal epilepsy with variable foci. A single nucleotide polymorphism in an intron of this gene has been associated with an increased risk of hepatocellular carcinoma in individuals with chronic hepatitis C virus infection. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Mar 2014]
DEPDC5 Gene-Disease associations (from GenCC):
epilepsy, familial focal, with variable foci 1
Inheritance: AD Classification: DEFINITIVE, STRONG Submitted by: Labcorp Genetics (formerly Invitae), Laboratory for Molecular Medicine, Ambry Genetics, Illumina, G2P
focal epilepsy
Inheritance: AD Classification: DEFINITIVE Submitted by: ClinGen
autosomal dominant epilepsy with auditory features
Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
Our verdict: Benign. The variant received -19 ACMG points.
BP4
Computational evidence support a benign effect (REVEL=0.069).
BP6
Variant 22-31822705-C-G is Benign according to our data. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr22-31822705-C-G is described in CliVar as Likely_benign. Clinvar id is 534819.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=0.303 with no splicing effect.
BS1
Variant frequency is greater than expected in population mid. GnomAdExome4 allele frequency = 0.0000554 (81/1461774) while in subpopulation MID AF = 0.00104 (6/5760). AF 95% confidence interval is 0.000453. There are 0 homozygotes in GnomAdExome4. There are 40 alleles in the male GnomAdExome4 subpopulation. Median coverage is 30. This position passed quality control check.
This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -
Familial focal epilepsy with variable fociBenign:1