rs200310925
Variant summary
Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong
The NM_032444.4(SLX4):c.4033C>T(p.Arg1345Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000483 in 1,613,832 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★★).
Frequency
Consequence
NM_032444.4 missense
Scores
Clinical Significance
Conservation
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ACMG classification
Verdict is Likely_benign. Variant got -2 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.000138 AC: 21AN: 152176Hom.: 0 Cov.: 32
GnomAD3 exomes AF: 0.0000359 AC: 9AN: 250978Hom.: 0 AF XY: 0.00000737 AC XY: 1AN XY: 135648
GnomAD4 exome AF: 0.0000376 AC: 55AN: 1461538Hom.: 0 Cov.: 38 AF XY: 0.0000316 AC XY: 23AN XY: 727044
GnomAD4 genome AF: 0.000151 AC: 23AN: 152294Hom.: 0 Cov.: 32 AF XY: 0.000121 AC XY: 9AN XY: 74474
ClinVar
Submissions by phenotype
Fanconi anemia Uncertain:1
This sequence change replaces arginine, which is basic and polar, with cysteine, which is neutral and slightly polar, at codon 1345 of the SLX4 protein (p.Arg1345Cys). This variant is present in population databases (rs200310925, gnomAD 0.05%). This variant has not been reported in the literature in individuals affected with SLX4-related conditions. ClinVar contains an entry for this variant (Variation ID: 526385). An algorithm developed to predict the effect of missense changes on protein structure and function outputs the following: PolyPhen-2: "Benign". The cysteine 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. -
SLX4-related disorder Uncertain:1
The SLX4 c.4033C>T variant is predicted to result in the amino acid substitution p.Arg1345Cys. To our knowledge, this variant has not been reported in the literature. This variant is reported in 0.044% of alleles in individuals of African descent in gnomAD (http://gnomad.broadinstitute.org/variant/16-3639606-G-A). At this time, the clinical significance of this variant is uncertain due to the absence of conclusive functional and genetic evidence. -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at