chr18-58341146-A-G
Variant summary
Our verdict is Uncertain significance. The variant received 4 ACMG points: 4P and 0B. PM2PP3_Moderate
The NM_001144967.3(NEDD4L):c.1234A>G(p.Thr412Ala) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000031 in 1,612,804 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).
Frequency
Consequence
NM_001144967.3 missense
Scores
Clinical Significance
Conservation
Publications
- periventricular nodular heterotopia 7Inheritance: AD Classification: DEFINITIVE, STRONG Submitted by: Labcorp Genetics (formerly Invitae), ClinGen, Ambry Genetics, G2P
- periventricular nodular heterotopiaInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
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ACMG classification
Our verdict: Uncertain_significance. The variant received 4 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.00000657 AC: 1AN: 152174Hom.: 0 Cov.: 33 show subpopulations
GnomAD2 exomes AF: 0.0000121 AC: 3AN: 247130 AF XY: 0.00 show subpopulations
GnomAD4 exome AF: 0.00000274 AC: 4AN: 1460630Hom.: 0 Cov.: 31 AF XY: 0.00000138 AC XY: 1AN XY: 726378 show subpopulations
GnomAD4 genome AF: 0.00000657 AC: 1AN: 152174Hom.: 0 Cov.: 33 AF XY: 0.0000135 AC XY: 1AN XY: 74346 show subpopulations
ClinVar
Submissions by phenotype
not provided Uncertain:1
In summary, this variant is a rare missense change with uncertain impact on protein function. There is no indication that it causes disease, but the available evidence is currently insufficient to prove that conclusively. Therefore, it has been classified as a Variant of Uncertain Significance. Algorithms developed to predict the effect of sequence changes on RNA splicing suggest that this variant may alter RNA splicing, but this prediction has not been confirmed by published transcriptional studies. Algorithms developed to predict the effect of missense changes on protein structure and function do not agree on the potential impact of this missense change (SIFT: "Tolerated"; PolyPhen-2: "Possibly Damaging"; Align-GVGD: "Class C0"). This variant is present in population databases (rs375632687, ExAC 0.002%) but has not been reported in the literature in individuals with a NEDD4L-related disease. This sequence change replaces threonine with alanine at codon 392 of the NEDD4L protein (p.Thr392Ala). The threonine residue is highly conserved and there is a small physicochemical difference between threonine and alanine. -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at