rs149272010
Variant summary
Our verdict is Likely benign. The variant received -5 ACMG points: 0P and 5B. BP4_StrongBP6
The NM_182961.4(SYNE1):c.19534G>T(p.Ala6512Ser) variant causes a missense change. The variant allele was found at a frequency of 0.000377 in 1,613,874 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).
Frequency
Consequence
NM_182961.4 missense
Scores
Clinical Significance
Conservation
Publications
- autosomal recessive ataxia, Beauce typeInheritance: AR Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: Ambry Genetics, G2P, Orphanet, Laboratory for Molecular Medicine, Labcorp Genetics (formerly Invitae)
- arthrogryposis multiplex congenita 3, myogenic typeInheritance: AR Classification: STRONG Submitted by: Labcorp Genetics (formerly Invitae)
- Emery-Dreifuss muscular dystrophy 4, autosomal dominantInheritance: AD Classification: MODERATE, LIMITED Submitted by: Ambry Genetics, Labcorp Genetics (formerly Invitae), Illumina
- autosomal dominant Emery-Dreifuss muscular dystrophyInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- autosomal recessive myogenic arthrogryposis multiplex congenitaInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
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ACMG classification
Our verdict: Likely_benign. The variant received -5 ACMG points.
Transcripts
RefSeq
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | MANE | Protein | UniProt |
|---|---|---|---|---|---|---|---|---|
| SYNE1 | NM_182961.4 | c.19534G>T | p.Ala6512Ser | missense_variant | Exon 105 of 146 | ENST00000367255.10 | NP_892006.3 |
Ensembl
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | TSL | MANE | Protein | Appris | UniProt |
|---|---|---|---|---|---|---|---|---|---|---|
| SYNE1 | ENST00000367255.10 | c.19534G>T | p.Ala6512Ser | missense_variant | Exon 105 of 146 | 1 | NM_182961.4 | ENSP00000356224.5 | ||
| SYNE1 | ENST00000423061.6 | c.19321G>T | p.Ala6441Ser | missense_variant | Exon 104 of 146 | 1 | ENSP00000396024.1 | |||
| SYNE1 | ENST00000367256.9 | n.3226G>T | non_coding_transcript_exon_variant | Exon 20 of 61 | 1 | |||||
| SYNE1 | ENST00000409694.6 | n.3118G>T | non_coding_transcript_exon_variant | Exon 18 of 59 | 1 |
Frequencies
GnomAD3 genomes AF: 0.000289 AC: 44AN: 152172Hom.: 0 Cov.: 32 show subpopulations
GnomAD2 exomes AF: 0.000823 AC: 207AN: 251408 AF XY: 0.000861 show subpopulations
GnomAD4 exome AF: 0.000387 AC: 565AN: 1461702Hom.: 0 Cov.: 30 AF XY: 0.000397 AC XY: 289AN XY: 727152 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.000289 AC: 44AN: 152172Hom.: 0 Cov.: 32 AF XY: 0.000215 AC XY: 16AN XY: 74352 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
not specified Uncertain:1Benign:2
The A6441S variant has not been published as a pathogenic variant, nor has it been reported as a benign variant to our knowledge. The A6441S variant is observed in 155/10,150 (1.53%) alleles from individuals of Ashkenazi Jewish background in large population cohorts, which is greater than expected for this disorder (Lek et al., 2016). This variant is a non-conservative amino acid substitution, which is likely to impact secondary protein structure as these residues differ in polarity, charge, size and/or other properties. This substitution occurs at a position that is conserved across species, and in silico analysis predicts this variant is probably damaging to the protein structure/function. -
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Autosomal recessive ataxia, Beauce type Uncertain:1
This variant was observed in the ICSL laboratory as part of a predisposition screen in an ostensibly healthy population. It had not been previously curated by ICSL or reported in the Human Gene Mutation Database (HGMD: prior to June 1st, 2018), and was therefore a candidate for classification through an automated scoring system. Utilizing variant allele frequency, disease prevalence and penetrance estimates, and inheritance mode, an automated score was calculated to assess if this variant is too frequent to cause the disease. Based on the score, this variant could not be ruled out of causing disease and therefore its association with disease required further investigation. A literature search was performed for the gene, cDNA change, and amino acid change (if applicable). No publications were found based on this search. This variant was therefore classified as a variant of unknown significance for this disease. -
Autosomal recessive ataxia, Beauce type;C2751807:Emery-Dreifuss muscular dystrophy 4, autosomal dominant Benign:1
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not provided Benign:1
SYNE1: BP4, BS1, BS2 -
SYNE1-related disorder Benign:1
This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
Emery-Dreifuss muscular dystrophy 4, autosomal dominant Benign:1
This variant was observed in the ICSL laboratory as part of a predisposition screen in an ostensibly healthy population. It had not been previously curated by ICSL or reported in the Human Gene Mutation Database (HGMD: prior to June 1st, 2018), and was therefore a candidate for classification through an automated scoring system. Utilizing variant allele frequency, disease prevalence and penetrance estimates, and inheritance mode, an automated score was calculated to assess if this variant is too frequent to cause the disease. Based on the score and internal cut-off values, a variant classified as benign is not then subjected to further curation. The score for this variant resulted in a classification of benign for this disease. -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at