14-63990506-C-A

Variant names:

Variant summary

Our verdict is Benign. The variant received -21 ACMG points: 0P and 21B. BP4_StrongBP6_Very_StrongBP7BA1

The NM_182914.3(SYNE2):c.2409C>A(p.Ser803Ser) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00579 in 1,613,746 control chromosomes in the GnomAD database, including 485 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.030 ( 245 hom., cov: 32)

Exomes 𝑓: 0.0033 ( 240 hom. )

Consequence

SYNE2
NM_182914.3 synonymous

Scores

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:6

Conservation

PhyloP100: -0.595

Publications

0 publications found

Variant links:

Genes affected

SYNE2 (HGNC:17084): (spectrin repeat containing nuclear envelope protein 2) The protein encoded by this gene is a nuclear outer membrane protein that binds cytoplasmic F-actin. This binding tethers the nucleus to the cytoskeleton and aids in the maintenance of the structural integrity of the nucleus. Several transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Mar 2009]

SYNE2 Gene-Disease associations (from GenCC):

autosomal dominant Emery-Dreifuss muscular dystrophy
Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
Emery-Dreifuss muscular dystrophy 5, autosomal dominant
Inheritance: AD, Unknown Classification: LIMITED, NO_KNOWN Submitted by: Illumina, Labcorp Genetics (formerly Invitae), Ambry Genetics
left ventricular noncompaction
Inheritance: AD Classification: LIMITED Submitted by: Ambry Genetics

SYNE2 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -21 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.69).

BP6

Variant 14-63990506-C-A is Benign according to our data. Variant chr14-63990506-C-A is described in ClinVar as Benign. ClinVar VariationId is 130493.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

BP7

Synonymous conserved (PhyloP=-0.595 with no splicing effect.

BA1

GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.101 is higher than 0.05.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
SYNE2	NM_182914.3 link	c.2409C>A	p.Ser803Ser	synonymous_variant	Exon 20 of 116	ENST00000555002.6	NP_878918.2

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
SYNE2	ENST00000555002.6 link	c.2409C>A	p.Ser803Ser	synonymous_variant	Exon 20 of 116	1	NM_182914.3	ENSP00000450831.2		Q8WXH0-2A0A0C4DGK3

Frequencies

GnomAD3 genomes

AF:

0.0300

AC:

4557

AN:

152088

Hom.:

242

Cov.:

show subpopulations

Gnomad AFR

AF:

0.104

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.0128

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.000207

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00633

Gnomad NFE

AF:

0.000309

Gnomad OTH

AF:

0.0215

GnomAD2 exomes

AF:

0.00794

AC:

1980

AN:

249460

AF XY:

0.00604

show subpopulations

Gnomad AFR exome

AF:

0.111

Gnomad AMR exome

AF:

0.00608

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.000239

Gnomad OTH exome

AF:

0.00215

GnomAD4 exome

AF:

0.00326

AC:

4768

AN:

1461540

Hom.:

240

Cov.:

AF XY:

0.00279

AC XY:

2025

AN XY:

727098

show subpopulations

African (AFR)

AF:

0.114

AC:

3804

AN:

33460

American (AMR)

AF:

0.00617

AC:

276

AN:

44722

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26132

East Asian (EAS)

AF:

0.00

AC:

AN:

39656

South Asian (SAS)

AF:

0.000371

AC:

AN:

86246

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53408

Middle Eastern (MID)

AF:

0.00387

AC:

AN:

5678

European-Non Finnish (NFE)

AF:

0.000210

AC:

233

AN:

1111866

Other (OTH)

AF:

0.00664

AC:

401

AN:

60372

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.453

Heterozygous variant carriers

225

450

676

901

1126

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Exome Hom

Variant carriers

126

252

378

504

630

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.0300

AC:

4572

AN:

152206

Hom.:

245

Cov.:

AF XY:

0.0287

AC XY:

2135

AN XY:

74418

show subpopulations

African (AFR)

AF:

0.104

AC:

4308

AN:

41508

American (AMR)

AF:

0.0128

AC:

195

AN:

15288

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.00

AC:

AN:

5184

South Asian (SAS)

AF:

0.000207

AC:

AN:

4824

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10592

Middle Eastern (MID)

AF:

0.00680

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.000309

AC:

AN:

68022

Other (OTH)

AF:

0.0213

AC:

AN:

2114

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.504

Heterozygous variant carriers

211

422

632

843

1054

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Genome Hom

Variant carriers

138

184

230

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.0127

Hom.:

Bravo

AF:

0.0347

Asia WGS

AF:

0.00577

AC:

AN:

3478

EpiCase

AF:

0.000218

EpiControl

AF:

0.000415

ClinVar

Significance: Benign

Submissions summary: Benign:6

Revision: criteria provided, multiple submitters, no conflicts

LINK: link

Submissions by phenotype

not specified

Benign:2

Jan 22, 2020

Athena Diagnostics

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

Genetic Services Laboratory, University of Chicago

Significance:Likely benign

Review Status:no assertion criteria provided

Collection Method:clinical testing

Likely benign based on allele frequency in 1000 Genomes Project or ESP global frequency and its presence in a patient with a rare or unrelated disease phenotype. NOT Sanger confirmed. -

not provided

Benign:2

Breakthrough Genomics, Breakthrough Genomics

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:not provided

- -

Jul 09, 2018

GeneDx

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

Emery-Dreifuss muscular dystrophy 5, autosomal dominant

Benign:2

Jan 27, 2025

Labcorp Genetics (formerly Invitae), Labcorp

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

Jan 13, 2018

Illumina Laboratory Services, Illumina

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

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: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.69

CADD

Benign

1.4

(source)

DANN

Benign

0.61

PhyloP100

-0.59

Mutation Taster

=298/2

polymorphism (auto)

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.0

Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

Age Distribution

Age Distribution

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

Other links and lift over