rs778642222
Variant summary
Our verdict is Benign. Variant got -7 ACMG points: 0P and 7B. BP4_ModerateBP6BS2
The NM_012156.2(EPB41L1):c.1661C>A(p.Ala554Asp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000115 in 1,613,254 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars).
Frequency
Consequence
NM_012156.2 missense
Scores
Clinical Significance
Conservation
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ACMG classification
Verdict is Benign. Variant got -7 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.0000329 AC: 5AN: 152092Hom.: 0 Cov.: 32
GnomAD3 exomes AF: 0.0000646 AC: 16AN: 247570Hom.: 0 AF XY: 0.0000743 AC XY: 10AN XY: 134552
GnomAD4 exome AF: 0.000124 AC: 181AN: 1461162Hom.: 0 Cov.: 36 AF XY: 0.000120 AC XY: 87AN XY: 726906
GnomAD4 genome AF: 0.0000329 AC: 5AN: 152092Hom.: 0 Cov.: 32 AF XY: 0.0000269 AC XY: 2AN XY: 74284
ClinVar
Submissions by phenotype
not specified Uncertain:1Benign:1
The c.1661C>A (p.A554D) alteration is located in exon 14 (coding exon 13) of the EPB41L1 gene. This alteration results from a C to A substitution at nucleotide position 1661, causing the alanine (A) at amino acid position 554 to be replaced by an aspartic acid (D). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -
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Intellectual disability, autosomal dominant 11 Uncertain:1
This sequence variant is a single nucleotide substitution (C>A) at coding position 1661 of the EPB41L1 gene that results in an alanine to aspartic acid amino acid change at residue 554 of the EPB41L1 encoded Band 4.1-like protein 1. This is a previously reported variant (ClinVar) that has not been observed in an individual with an EPB41L1-related disorder in the published literature, to our knowledge. This variant is present in 16 of 247,570 (0.006%) alleles in the gnomAD population database. Multiple bioinformatic tools predict that this alanine to aspartic acid amino acid change would be damaging, and the alanine residue at this position is well conserved across the vertebrate species examined. Studies examining the functiol consequence of this variant have not been published, to our knowledge. At this time, there is insufficient evidence to determine if this variant is pathogenic or benign. Therefore, we consider this a variant of uncertain significance. ACMG Criteria: PM2, PP3 -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at