chr4-6277551-G-A

Variant names:

Variant summary

Our verdict is Benign. The variant received -13 ACMG points: 0P and 13B. BP4_StrongBP6_Very_StrongBP7

The NM_006005.3(WFS1):c.96G>A(p.Ser32Ser) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000185 in 1,590,242 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★). Synonymous variant affecting the same amino acid position (i.e. S32S) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.00095 ( 0 hom., cov: 34)

Exomes 𝑓: 0.00010 ( 1 hom. )

Consequence

WFS1
NM_006005.3 synonymous

Scores

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:8

Conservation

PhyloP100: -3.81

Publications

1 publications found

Variant links:

Genes affected

WFS1 (HGNC:12762): (wolframin ER transmembrane glycoprotein) This gene encodes a transmembrane protein, which is located primarily in the endoplasmic reticulum and ubiquitously expressed with highest levels in brain, pancreas, heart, and insulinoma beta-cell lines. Mutations in this gene are associated with Wolfram syndrome, also called DIDMOAD (Diabetes Insipidus, Diabetes Mellitus, Optic Atrophy, and Deafness), an autosomal recessive disorder. The disease affects the brain and central nervous system. Mutations in this gene can also cause autosomal dominant deafness 6 (DFNA6), also known as DFNA14 or DFNA38. Alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, Mar 2009]

WFS1 Gene-Disease associations (from GenCC):

Wolfram-like syndrome
Inheritance: AD, AR Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: PanelApp Australia, Labcorp Genetics (formerly Invitae), G2P, Genomics England PanelApp, Ambry Genetics, ClinGen, Orphanet
Wolfram syndrome
Inheritance: AR Classification: DEFINITIVE, SUPPORTIVE Submitted by: Orphanet, ClinGen
autosomal dominant nonsyndromic hearing loss 6
Inheritance: AD Classification: STRONG Submitted by: Labcorp Genetics (formerly Invitae)
cataract 41
Inheritance: AD Classification: STRONG Submitted by: Labcorp Genetics (formerly Invitae)
Wolfram syndrome 1
Inheritance: AR Classification: STRONG Submitted by: PanelApp Australia, Labcorp Genetics (formerly Invitae), Genomics England PanelApp
autosomal dominant nonsyndromic hearing loss
Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
early-onset nuclear cataract
Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
type 2 diabetes mellitus
Inheritance: Unknown Classification: LIMITED Submitted by: Labcorp Genetics (formerly Invitae)

WFS1 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -13 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.92).

BP6

Variant 4-6277551-G-A is Benign according to our data. Variant chr4-6277551-G-A is described in ClinVar as Benign. ClinVar VariationId is 166566.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

BP7

Synonymous conserved (PhyloP=-3.81 with no splicing effect.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
WFS1	NM_006005.3 link	c.96G>A	p.Ser32Ser	synonymous_variant	Exon 2 of 8	ENST00000226760.5	NP_005996.2	O76024A0A0S2Z4V6
WFS1	NM_001145853.1 link	c.96G>A	p.Ser32Ser	synonymous_variant	Exon 2 of 8		NP_001139325.1	O76024A0A0S2Z4V6

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
WFS1	ENST00000226760.5 link	c.96G>A	p.Ser32Ser	synonymous_variant	Exon 2 of 8	1	NM_006005.3	ENSP00000226760.1		O76024

Frequencies

GnomAD3 genomes

AF:

0.000933

AC:

142

AN:

152212

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00328

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.000262

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000294

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.000304

AC:

AN:

207130

AF XY:

0.000241

show subpopulations

Gnomad AFR exome

AF:

0.00425

Gnomad AMR exome

AF:

0.000197

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.000188

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00

Gnomad OTH exome

AF:

0.000384

GnomAD4 exome

AF:

0.000104

AC:

150

AN:

1437912

Hom.:

Cov.:

AF XY:

0.000104

AC XY:

AN XY:

712756

show subpopulations

African (AFR)

AF:

0.00347

AC:

115

AN:

33150

American (AMR)

AF:

0.000217

AC:

AN:

41388

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

25620

East Asian (EAS)

AF:

0.0000516

AC:

AN:

38724

South Asian (SAS)

AF:

0.0000122

AC:

AN:

82302

European-Finnish (FIN)

AF:

0.00

AC:

AN:

50402

Middle Eastern (MID)

AF:

0.000523

AC:

AN:

5736

European-Non Finnish (NFE)

AF:

0.00000817

AC:

AN:

1101052

Other (OTH)

AF:

0.000185

AC:

AN:

59538

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.469

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:

0.000945

AC:

144

AN:

152330

Hom.:

Cov.:

AF XY:

0.000926

AC XY:

AN XY:

74480

show subpopulations

African (AFR)

AF:

0.00332

AC:

138

AN:

41578

American (AMR)

AF:

0.000261

AC:

AN:

15308

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.00

AC:

AN:

5182

South Asian (SAS)

AF:

0.00

AC:

AN:

4826

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10612

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.0000294

AC:

AN:

68030

Other (OTH)

AF:

0.00

AC:

AN:

2116

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.510

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:

0.000479

Hom.:

Bravo

AF:

0.00116

Asia WGS

AF:

0.000577

AC:

AN:

3478

ClinVar

Significance: Benign

Submissions summary: Benign:8

Revision: criteria provided, multiple submitters, no conflicts

LINK: link

Submissions by phenotype

not specified

Benign:3

Jul 21, 2015

Laboratory for Molecular Medicine, Mass General Brigham Personalized Medicine

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

p.Ser32Ser in exon 2 of WFS1: This variant is not expected to have clinical sign ificance because it does not alter an amino acid residue, is not located within the splice consensus sequence, and has been identified in 0.7% (23/3232) of Afri can chromosomes by the Exome Aggregation Consortium (ExAC, http://exac.broadinst itute.org; dbSNP; dbSNP rs71539660). -

Dec 29, 2014

GeneDx

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

This variant is considered likely benign or benign based on one or more of the following criteria: it is a conservative change, it occurs at a poorly conserved position in the protein, it is predicted to be benign by multiple in silico algorithms, and/or has population frequency not consistent with disease. -

Clinical Genetics, Academic Medical Center

Significance:Benign

Review Status:no assertion criteria provided

Collection Method:clinical testing

- -

not provided

Benign:3

Jan 26, 2025

Labcorp Genetics (formerly Invitae), Labcorp

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

- -

Clinical Genetics DNA and cytogenetics Diagnostics Lab, Erasmus MC, Erasmus Medical Center

Significance:Likely benign

Review Status:no assertion criteria provided

Collection Method:clinical testing

- -

Breakthrough Genomics, Breakthrough Genomics

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:not provided

- -

WFS1-related disorder

Benign:1

May 30, 2019

PreventionGenetics, part of Exact Sciences

Significance:Likely benign

Review Status:no assertion criteria provided

Collection Method:clinical testing

This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Wolfram syndrome 1

Benign:1

Clinical Genomics, Uppaluri K&H Personalized Medicine Clinic

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:research

Potent mutations in WFS1 gene are associated with Wolfram's syndrome, an autosomal recessive condition, which cause diabetes mellitus, diabetes insipidus, deafness and optic atrophy. However no sufficient evidence is found to ascertain the role of this particular variant rs71539660 in Wolfram's syndrome yet. -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.92

CADD

Benign

0.065

(source)

DANN

Benign

0.86

PhyloP100

-3.8

PromoterAI

0.021

Neutral

(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