rs781927744
Variant summary
Our verdict is Uncertain significance. The variant received 5 ACMG points: 5P and 0B. PM1PM2PP2
The NM_000169.3(GLA):c.212A>G(p.Glu71Gly) variant causes a missense change. The variant allele was found at a frequency of 0.000000914 in 1,094,118 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 1 hemizygotes in GnomAD. Variant has been reported in ClinVar as Uncertain significance (★★). Synonymous variant affecting the same amino acid position (i.e. E71E) has been classified as Likely benign.
Frequency
Consequence
NM_000169.3 missense
Scores
Clinical Significance
Conservation
Publications
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ACMG classification
Our verdict: Uncertain_significance. The variant received 5 ACMG points.
Transcripts
RefSeq
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | MANE | Protein | UniProt |
|---|---|---|---|---|---|---|---|---|
| GLA | NM_000169.3 | c.212A>G | p.Glu71Gly | missense_variant | Exon 2 of 7 | ENST00000218516.4 | NP_000160.1 |
Ensembl
Frequencies
GnomAD3 genomes Cov.: 23
GnomAD2 exomes AF: 0.00000546 AC: 1AN: 183062 AF XY: 0.0000148 show subpopulations
GnomAD4 exome AF: 9.14e-7 AC: 1AN: 1094118Hom.: 0 Cov.: 29 AF XY: 0.00000278 AC XY: 1AN XY: 359610 show subpopulations
Age Distribution
GnomAD4 genome Cov.: 23
ClinVar
Submissions by phenotype
Fabry disease Uncertain:3
GLA p.Glu71Gly (c.212A>G) is a missense variant that changes the amino acid at residue 71 from Glutamic acid to Glycine. This variant has been observed in at least one proband affected with Fabry disease (PMID:26415523). Functional studies have been reported; however, the significance of the findings remain unclear and/or were performed in patient cells (PMID:26415523). It is absent or not present at a significant frequency in gnomAD. In conclusion, we classify GLA p.Glu71Gly (c.212A>G) as a variant of unknown significance.
The p.Glu71Gly variant in GLA has been reported in the literature in one individual with suspected Fabry Disease (PMID: 26415523), and has been identified in 0.0036% (1/27427) of Latin chromosomes, including 1 hemizygote, by the Genome Aggregation Database (gnomAD, http://gnomad.broadinstitute.org; dbSNP rs781927744). Although this variant has been seen in the general population, its frequency is low enough to be consistent with Fabry disease. Please note that for diseases with clinical variability, or reduced penetrance, pathogenic variants may be present at a low frequency in the general population. This variant has also been reported in ClinVar as a VUS by Albrecht-Kossel-Institute (Variation ID: 217379). In vitro functional studies provide some evidence that the p.Glu71Gly variant may not impact protein function (PMID: 26415523). However, these types of assays may not accurately represent biological function. Computational prediction tools and conservation analyses do not provide strong support for or against an impact to the protein. In summary, the clinical significance of the p.Glu71Gly variant is uncertain. ACMG/AMP Criteria applied: BS3_supporting, PM2_supporting (Richards 2015).
not provided Uncertain:1
Migalastat response Other:1
Pharmacological Chaperone response: yes
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at