rs200058166
Variant summary
Our verdict is Uncertain significance. The variant received 1 ACMG points: 2P and 1B. PM1BP4
The NM_006005.3(WFS1):c.1693C>G(p.Leu565Val) variant causes a missense change. The variant allele was found at a frequency of 0.0000465 in 1,613,128 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 Uncertain risk allele (★★). Synonymous variant affecting the same amino acid position (i.e. L565L) has been classified as Likely benign.
Frequency
Consequence
NM_006005.3 missense
Scores
Clinical Significance
Conservation
Publications
- Wolfram-like syndromeInheritance: AD, AR Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: PanelApp Australia, Labcorp Genetics (formerly Invitae), G2P, Genomics England PanelApp, Ambry Genetics, ClinGen, Orphanet
- Wolfram syndromeInheritance: AR Classification: DEFINITIVE, SUPPORTIVE Submitted by: Orphanet, ClinGen
- autosomal dominant nonsyndromic hearing loss 6Inheritance: AD Classification: STRONG Submitted by: Labcorp Genetics (formerly Invitae)
- cataract 41Inheritance: AD Classification: STRONG Submitted by: Labcorp Genetics (formerly Invitae)
- Wolfram syndrome 1Inheritance: AR Classification: STRONG Submitted by: PanelApp Australia, Labcorp Genetics (formerly Invitae), Genomics England PanelApp
- autosomal dominant nonsyndromic hearing lossInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- early-onset nuclear cataractInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- type 2 diabetes mellitusInheritance: Unknown Classification: LIMITED Submitted by: Labcorp Genetics (formerly Invitae)
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ACMG classification
Our verdict: Uncertain_significance. The variant received 1 ACMG points.
Transcripts
RefSeq
Ensembl
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | TSL | MANE | Protein | Appris | UniProt |
|---|---|---|---|---|---|---|---|---|---|---|
| WFS1 | ENST00000226760.5 | c.1693C>G | p.Leu565Val | missense_variant | Exon 8 of 8 | 1 | NM_006005.3 | ENSP00000226760.1 |
Frequencies
GnomAD3 genomes AF: 0.000315 AC: 48AN: 152268Hom.: 0 Cov.: 34 show subpopulations
GnomAD2 exomes AF: 0.0000359 AC: 9AN: 250958 AF XY: 0.0000442 show subpopulations
GnomAD4 exome AF: 0.0000185 AC: 27AN: 1460742Hom.: 0 Cov.: 99 AF XY: 0.0000151 AC XY: 11AN XY: 726748 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.000315 AC: 48AN: 152386Hom.: 0 Cov.: 34 AF XY: 0.000403 AC XY: 30AN XY: 74518 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
not provided Uncertain:2
This sequence change replaces leucine, which is neutral and non-polar, with valine, which is neutral and non-polar, at codon 565 of the WFS1 protein (p.Leu565Val). This variant is present in population databases (rs200058166, gnomAD 0.02%). This variant has not been reported in the literature in individuals affected with WFS1-related conditions. ClinVar contains an entry for this variant (Variation ID: 229638). 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 WFS1 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. -
In silico analysis indicates that this missense variant does not alter protein structure/function; Has not been previously published as pathogenic or benign to our knowledge; This variant is associated with the following publications: (PMID: 30019023) -
not specified Uncertain:1
The p.Leu565Val variant in WFS1 has been previously reported by our laboratory i n the heterozygous state in 1 individual with hearing loss. This variant has bee n identified in 7/33580 Latino chromosomes by the Genome Aggregation Database (g nomAD, http://gnomad.broadinstitute.org/; dbSNP rs200058166). Although this vari ant has been seen in the general population, its frequency is not high enough to rule out a pathogenic role. Computational prediction tools and conservation ana lysis do not provide strong support for or against an impact to the protein. In summary, the clinical significance of the p.Leu565Val variant is uncertain. ACMG /AMP criteria applied: none. -
Type 2 diabetes mellitus;C1833021:Autosomal dominant nonsyndromic hearing loss 6;C3280358:Wolfram-like syndrome;C3805412:Cataract 41;C4551693:Wolfram syndrome 1 Uncertain:1
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Wolfram-like syndrome;C4551693:Wolfram syndrome 1 Uncertain:1
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Wolfram syndrome 1 Other:1
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 rs200058166 in Wolfram's syndrome yet. -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at