rs778134231
Variant summary
Our verdict is Uncertain significance. The variant received 2 ACMG points: 2P and 0B. PM2
The NM_001166108.2(PALLD):c.3177T>A(p.Phe1059Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000248 in 1,613,796 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★★). Another nucleotide change resulting in the same amino acid substitution has been previously reported as Uncertain significance in ClinVar. Synonymous variant affecting the same amino acid position (i.e. F1059F) has been classified as Likely benign.
Frequency
Consequence
NM_001166108.2 missense
Scores
Clinical Significance
Conservation
Publications
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ACMG classification
Our verdict: Uncertain_significance. The variant received 2 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.00000658 AC: 1AN: 152036Hom.: 0 Cov.: 32 show subpopulations
GnomAD4 exome AF: 0.00000205 AC: 3AN: 1461760Hom.: 0 Cov.: 32 AF XY: 0.00000275 AC XY: 2AN XY: 727198 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.00000658 AC: 1AN: 152036Hom.: 0 Cov.: 32 AF XY: 0.00 AC XY: 0AN XY: 74294 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
not specified Uncertain:1
The p.F1042L variant (also known as c.3126T>A), located in coding exon 17 of the PALLD gene, results from a T to A substitution at nucleotide position 3126. The phenylalanine at codon 1042 is replaced by leucine, an amino acid with highly similar properties. This amino acid position is conserved. In addition, the in silico prediction for this alteration is inconclusive. Since supporting evidence is limited at this time, the clinical significance of this alteration remains unclear. -
Pancreatic adenocarcinoma Uncertain:1
This sequence change replaces phenylalanine, which is neutral and non-polar, with leucine, which is neutral and non-polar, at codon 555 of the PALLD protein (p.Phe555Leu). This variant is present in population databases (no rsID available, gnomAD 0.007%). This variant has not been reported in the literature in individuals affected with PALLD-related conditions. ClinVar contains an entry for this variant (Variation ID: 220991). Algorithms developed to predict the effect of missense changes on protein structure and function are either unavailable or do not agree on the potential impact of this missense change (SIFT: "Deleterious"; PolyPhen-2: "Benign"; Align-GVGD: "Class C15"). 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