rs532961259
Variant summary
Our verdict is Benign. The variant received -8 ACMG points: 0P and 8B. BP4_StrongBS2
The ENST00000507735.6(PALLD):c.219C>A(p.Phe73Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000659 in 1,457,392 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/18 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. F73S) has been classified as Uncertain significance.
Frequency
Consequence
ENST00000507735.6 missense
Scores
Clinical Significance
Conservation
Publications
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ACMG classification
Our verdict: Benign. The variant received -8 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.000244 AC: 37AN: 151876Hom.: 0 Cov.: 32 show subpopulations
GnomAD2 exomes AF: 0.000140 AC: 9AN: 64178 AF XY: 0.0000816 show subpopulations
GnomAD4 exome AF: 0.0000452 AC: 59AN: 1305408Hom.: 0 Cov.: 31 AF XY: 0.0000420 AC XY: 27AN XY: 642270 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.000243 AC: 37AN: 151984Hom.: 0 Cov.: 32 AF XY: 0.000215 AC XY: 16AN XY: 74314 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
not specified Uncertain:1
The c.219C>A (p.F73L) alteration is located in exon 2 (coding exon 1) of the PALLD gene. This alteration results from a C to A substitution at nucleotide position 219, causing the phenylalanine (F) at amino acid position 73 to be replaced by a leucine (L). Based on insufficient or conflicting evidence, 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 73 of the PALLD protein (p.Phe73Leu). This variant is present in population databases (rs532961259, gnomAD 0.08%), and has an allele count higher than expected for a pathogenic variant. 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: 136003). An algorithm developed to predict the effect of missense changes on protein structure and function (PolyPhen-2) suggests that this variant is likely to be tolerated. 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