6-152520523-C-A

Variant names:

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 0P and 2B. BP4_Moderate

The NM_182961.4(SYNE1):c.245G>T(p.Arg82Leu) variant causes a missense change. The variant allele was found at a frequency of 0.000183 in 1,613,614 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. R82Q) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.00016 ( 0 hom., cov: 32)

Exomes 𝑓: 0.00019 ( 0 hom. )

Consequence

SYNE1
NM_182961.4 missense

Scores

Clinical Significance

Conflicting classifications of pathogenicity criteria provided, conflicting classifications U:7B:1O:1

Conservation

PhyloP100: 4.70

Publications

5 publications found

Variant links:

Genes affected

SYNE1 (HGNC:17089): (spectrin repeat containing nuclear envelope protein 1) This gene encodes a spectrin repeat containing protein expressed in skeletal and smooth muscle, and peripheral blood lymphocytes, that localizes to the nuclear membrane. Mutations in this gene have been associated with autosomal recessive spinocerebellar ataxia 8, also referred to as autosomal recessive cerebellar ataxia type 1 or recessive ataxia of Beauce. Alternatively spliced transcript variants encoding different isoforms have been described. [provided by RefSeq, Jul 2008]

SYNE1 Gene-Disease associations (from GenCC):

autosomal recessive ataxia, Beauce type
Inheritance: AR Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: Labcorp Genetics (formerly Invitae), Laboratory for Molecular Medicine, Ambry Genetics, Orphanet, PanelApp Australia, G2P
Emery-Dreifuss muscular dystrophy 4, autosomal dominant
Inheritance: AD Classification: STRONG, MODERATE, LIMITED Submitted by: Illumina, Ambry Genetics, PanelApp Australia, Labcorp Genetics (formerly Invitae)
arthrogryposis multiplex congenita 3, myogenic type
Inheritance: AR Classification: STRONG, MODERATE Submitted by: PanelApp Australia, Labcorp Genetics (formerly Invitae)
autosomal dominant Emery-Dreifuss muscular dystrophy
Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
autosomal recessive myogenic arthrogryposis multiplex congenita
Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet

SYNE1 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -2 ACMG points.

BP4

Computational evidence support a benign effect (MetaRNN=0.083257884).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_182961.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	SYNE1	NM_182961.4	MANE Select	c.245G>T	p.Arg82Leu	missense	Exon 6 of 146	NP_892006.3	Q8NF91-1
	SYNE1	NM_033071.5		c.245G>T	p.Arg82Leu	missense	Exon 5 of 146	NP_149062.2	Q8NF91-4

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
SYNE1	ENST00000367255.10	TSL:1 MANE Select	c.245G>T	p.Arg82Leu	missense	Exon 6 of 146	ENSP00000356224.5	Q8NF91-1
SYNE1	ENST00000423061.6	TSL:1	c.245G>T	p.Arg82Leu	missense	Exon 5 of 146	ENSP00000396024.1	A0A0C4DG40
SYNE1	ENST00000466159.6	TSL:1	c.245G>T	p.Arg82Leu	missense	Exon 4 of 18	ENSP00000446021.1	F5H4Q0

Frequencies

GnomAD3 genomes

AF:

0.000158

AC:

AN:

152086

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000241

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.000131

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00124

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00316

Gnomad NFE

AF:

0.000191

Gnomad OTH

AF:

0.000479

GnomAD2 exomes

AF:

0.000259

AC:

AN:

250830

AF XY:

0.000317

show subpopulations

Gnomad AFR exome

AF:

0.0000616

Gnomad AMR exome

AF:

0.000116

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.0000462

Gnomad NFE exome

AF:

0.000194

Gnomad OTH exome

AF:

0.000163

GnomAD4 exome

AF:

0.000185

AC:

271

AN:

1461410

Hom.:

Cov.:

AF XY:

0.000224

AC XY:

163

AN XY:

727014

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

33452

American (AMR)

AF:

0.000112

AC:

AN:

44696

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26114

East Asian (EAS)

AF:

0.00

AC:

AN:

39684

South Asian (SAS)

AF:

0.00152

AC:

131

AN:

86256

European-Finnish (FIN)

AF:

0.0000187

AC:

AN:

53402

Middle Eastern (MID)

AF:

0.00121

AC:

AN:

5762

European-Non Finnish (NFE)

AF:

0.000104

AC:

116

AN:

1111682

Other (OTH)

AF:

0.000182

AC:

AN:

60362

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.456

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<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:

0.000158

AC:

AN:

152204

Hom.:

Cov.:

AF XY:

0.000175

AC XY:

AN XY:

74416

show subpopulations

African (AFR)

AF:

0.0000241

AC:

AN:

41546

American (AMR)

AF:

0.000131

AC:

AN:

15270

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.00

AC:

AN:

5178

South Asian (SAS)

AF:

0.00124

AC:

AN:

4824

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10602

Middle Eastern (MID)

AF:

0.00340

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.000191

AC:

AN:

67998

Other (OTH)

AF:

0.000474

AC:

AN:

2108

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.523

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<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:

0.000194

Hom.:

Bravo

AF:

0.0000869

ESP6500AA

AF:

0.000227

AC:

ESP6500EA

AF:

0.000116

AC:

ExAC

AF:

0.000329

AC:

Asia WGS

AF:

0.00115

AC:

AN:

3478

EpiCase

AF:

0.000218

EpiControl

AF:

0.000415

ClinVar

ClinVar submissions

Significance:Conflicting classifications of pathogenicity

Revision:criteria provided, conflicting classifications

View on ClinVar

Pathogenic

VUS

Benign

Condition

not provided (4)

Autosomal recessive ataxia, Beauce type (1)

Autosomal recessive ataxia, Beauce type;C2751807:Emery-Dreifuss muscular dystrophy 4, autosomal dominant (1)

Emery-Dreifuss muscular dystrophy 4, autosomal dominant (1)

Inborn genetic diseases (1)

Autosomal recessive ataxia, Beauce type;C2751807:Emery-Dreifuss muscular dystrophy 4, autosomal dominant;C5193121:Arthrogryposis multiplex congenita 3, myogenic type (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.18

BayesDel_addAF

Benign

-0.19

BayesDel_noAF

Benign

-0.090

CADD

Benign

(source)

DANN

Uncertain

1.0

DEOGEN2

Uncertain

0.64

Eigen

Uncertain

0.22

Eigen_PC

Uncertain

0.36

FATHMM_MKL

Pathogenic

0.97

LIST_S2

Uncertain

0.95

M_CAP

Benign

0.035

MetaRNN

Benign

0.083

MetaSVM

Uncertain

0.014

MutationAssessor

Benign

1.4

PhyloP100

4.7

PrimateAI

Benign

0.37

PROVEAN

Benign

-2.2

REVEL

Uncertain

0.41

Sift

Benign

0.12

Sift4G

Uncertain

0.038

Polyphen

0.61

Vest4

0.57

MVP

0.83

MPC

0.22

ClinPred

0.081

GERP RS

4.5

Varity_R

0.12

gMVP

0.30

Mutation Taster

=81/19

polymorphism

(source)

Splicing

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

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over