rs1060501398
Variant summary
Our verdict is Likely benign. The variant received -6 ACMG points: 0P and 6B. BP4BP6BS2
The NM_003079.5(SMARCE1):c.1016C>T(p.Pro339Leu) variant causes a missense change. The variant allele was found at a frequency of 0.0000211 in 1,613,732 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 Conflicting classifications of pathogenicity (no stars). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. P339A) has been classified as Uncertain significance.
Frequency
Consequence
NM_003079.5 missense
Scores
Clinical Significance
Conservation
Publications
- familial meningiomaInheritance: AD Classification: DEFINITIVE Submitted by: ClinGen, G2P, Ambry Genetics
- Coffin-Siris syndrome 5Inheritance: AD Classification: STRONG, MODERATE Submitted by: Labcorp Genetics (formerly Invitae), Ambry Genetics, G2P
- Coffin-Siris syndromeInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- familial multiple meningiomaInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
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ACMG classification
Our verdict: Likely_benign. The variant received -6 ACMG points.
Variant Effect in Transcripts
ACMG analysis was done for transcript: NM_003079.5. You can select a different transcript below to see updated ACMG assignments.
RefSeq Transcripts
| Selected | Gene | Transcript | Tags | HGVSc | HGVSp | Effect | Exon Rank | Protein | UniProt |
|---|---|---|---|---|---|---|---|---|---|
| SMARCE1 | NM_003079.5 | MANE Select | c.1016C>T | p.Pro339Leu | missense | Exon 10 of 11 | NP_003070.3 |
Ensembl Transcripts
| Selected | Gene | Transcript | Tags | HGVSc | HGVSp | Effect | Exon Rank | Protein | UniProt |
|---|---|---|---|---|---|---|---|---|---|
| SMARCE1 | ENST00000348513.12 | TSL:1 MANE Select | c.1016C>T | p.Pro339Leu | missense | Exon 10 of 11 | ENSP00000323967.6 | ||
| SMARCE1 | ENST00000578044.6 | TSL:1 | c.806C>T | p.Pro269Leu | missense | Exon 7 of 8 | ENSP00000464511.1 | ||
| SMARCE1 | ENST00000377808.9 | TSL:1 | c.911C>T | p.Pro304Leu | missense | Exon 9 of 11 | ENSP00000367039.4 |
Frequencies
GnomAD3 genomes AF: 0.0000197 AC: 3AN: 152104Hom.: 0 Cov.: 32 show subpopulations
GnomAD2 exomes AF: 0.00000398 AC: 1AN: 251430 AF XY: 0.00 show subpopulations
GnomAD4 exome AF: 0.0000212 AC: 31AN: 1461628Hom.: 0 Cov.: 31 AF XY: 0.0000193 AC XY: 14AN XY: 727132 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.0000197 AC: 3AN: 152104Hom.: 0 Cov.: 32 AF XY: 0.0000135 AC XY: 1AN XY: 74284 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
not provided Uncertain:2
SMARCE1: PM2:Supporting, BP4
In silico analysis supports that this missense variant has a deleterious effect on protein structure/function; Has not been previously published as pathogenic or benign to our knowledge; This variant is associated with the following publications: (PMID: 19245665)
Familial meningioma Uncertain:1
This sequence change replaces proline, which is neutral and non-polar, with leucine, which is neutral and non-polar, at codon 339 of the SMARCE1 protein (p.Pro339Leu). This variant is present in population databases (no rsID available, gnomAD 0.004%). This variant has not been reported in the literature in individuals affected with SMARCE1-related conditions. ClinVar contains an entry for this variant (Variation ID: 407078). Invitae Evidence Modeling of protein sequence and biophysical properties (such as structural, functional, and spatial information, amino acid conservation, physicochemical variation, residue mobility, and thermodynamic stability) indicates that this missense variant is not expected to disrupt SMARCE1 protein function with a negative predictive value of 80%. In summary, the available evidence is currently insufficient to determine the role of this variant in disease. Therefore, it has been classified as a Variant of Uncertain Significance.
Hereditary cancer-predisposing syndrome Benign:1
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.
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at