rs138841868
Variant summary
Our verdict is Uncertain significance. The variant received 0 ACMG points: 0P and 0B.
The NM_177550.5(SLC13A5):c.944C>T(p.Ala315Val) variant causes a missense change. The variant allele was found at a frequency of 0.00000743 in 1,614,016 control chromosomes in the GnomAD database, with no homozygous occurrence. 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. A315E) has been classified as Uncertain significance.
Frequency
Consequence
NM_177550.5 missense
Scores
Clinical Significance
Conservation
Publications
- developmental and epileptic encephalopathy, 25Inheritance: AR Classification: DEFINITIVE, STRONG Submitted by: G2P, Labcorp Genetics (formerly Invitae)
- undetermined early-onset epileptic encephalopathyInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- amelocerebrohypohidrotic syndromeInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
- pyridoxine-dependent epilepsyInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
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ACMG classification
Our verdict: Uncertain_significance. The variant received 0 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.0000131 AC: 2AN: 152144Hom.: 0 Cov.: 32 show subpopulations
GnomAD2 exomes AF: 0.0000119 AC: 3AN: 251394 AF XY: 0.00000736 show subpopulations
GnomAD4 exome AF: 0.00000684 AC: 10AN: 1461872Hom.: 0 Cov.: 31 AF XY: 0.00000688 AC XY: 5AN XY: 727236 show subpopulations
GnomAD4 genome AF: 0.0000131 AC: 2AN: 152144Hom.: 0 Cov.: 32 AF XY: 0.00 AC XY: 0AN XY: 74306 show subpopulations
ClinVar
Submissions by phenotype
Developmental and epileptic encephalopathy, 25 Uncertain:1
Advanced modeling of protein sequence and biophysical properties (such as structural, functional, and spatial information, amino acid conservation, physicochemical variation, residue mobility, and thermodynamic stability) has been performed at Invitae for this missense variant, however the output from this modeling did not meet the statistical confidence thresholds required to predict the impact of this variant on SLC13A5 protein function. ClinVar contains an entry for this variant (Variation ID: 581306). This variant has not been reported in the literature in individuals affected with SLC13A5-related conditions. This variant is present in population databases (rs138841868, gnomAD 0.007%). This sequence change replaces alanine, which is neutral and non-polar, with valine, which is neutral and non-polar, at codon 315 of the SLC13A5 protein (p.Ala315Val). 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