rs775253636
Variant summary
Our verdict is Likely benign. The variant received -6 ACMG points: 0P and 6B. BP4_ModerateBS2
The NM_031372.4(HNRNPDL):c.169G>T(p.Ala57Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000597 in 1,340,962 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. A57T) has been classified as Uncertain significance.
Frequency
Consequence
NM_031372.4 missense
Scores
Clinical Significance
Conservation
Publications
- autosomal dominant limb-girdle muscular dystrophy type 1GInheritance: AD Classification: STRONG, MODERATE, SUPPORTIVE Submitted by: Orphanet, Labcorp Genetics (formerly Invitae), Ambry Genetics
- muscular dystrophy, limb-girdle, autosomal dominantInheritance: AD Classification: MODERATE Submitted by: ClinGen
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ACMG classification
Our verdict: Likely_benign. The variant received -6 ACMG points.
Transcripts
RefSeq
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | MANE | Protein | UniProt |
|---|---|---|---|---|---|---|---|---|
| HNRNPDL | NM_031372.4 | c.169G>T | p.Ala57Ser | missense_variant | Exon 1 of 8 | ENST00000295470.10 | NP_112740.1 | |
| HNRNPDL | NM_001207000.1 | c.169G>T | p.Ala57Ser | missense_variant | Exon 1 of 7 | NP_001193929.1 | ||
| HNRNPDL | NR_003249.2 | n.704G>T | non_coding_transcript_exon_variant | Exon 1 of 9 |
Ensembl
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | TSL | MANE | Protein | Appris | UniProt |
|---|---|---|---|---|---|---|---|---|---|---|
| HNRNPDL | ENST00000295470.10 | c.169G>T | p.Ala57Ser | missense_variant | Exon 1 of 8 | 1 | NM_031372.4 | ENSP00000295470.5 |
Frequencies
GnomAD3 genomes Cov.: 32
GnomAD2 exomes AF: 0.0000107 AC: 1AN: 93844 AF XY: 0.00 show subpopulations
GnomAD4 exome AF: 0.00000597 AC: 8AN: 1340962Hom.: 0 Cov.: 32 AF XY: 0.00000456 AC XY: 3AN XY: 658598 show subpopulations
Age Distribution
GnomAD4 genome Cov.: 32
ClinVar
Submissions by phenotype
Autosomal dominant limb-girdle muscular dystrophy type 1G Uncertain:1
This sequence change replaces alanine, which is neutral and non-polar, with serine, which is neutral and polar, at codon 57 of the HNRNPDL protein (p.Ala57Ser). The frequency data for this variant in the population databases is considered unreliable, as metrics indicate poor data quality at this position in the gnomAD database. This variant has not been reported in the literature in individuals affected with HNRNPDL-related conditions. Algorithms developed to predict the effect of missense changes on protein structure and function output the following: SIFT: "Not Available"; PolyPhen-2: "Benign"; Align-GVGD: "Not Available". The serine amino acid residue is found in multiple mammalian species, which suggests that this missense change does not adversely affect protein function. 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. -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at