rs199882599
Variant summary
Our verdict is Likely benign. The variant received -2 ACMG points: 2P and 4B. PM2BP4_Strong
The NM_001199799.2(ILDR1):c.929T>G(p.Phe310Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000428 in 1,613,978 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/22 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. F310S) has been classified as Uncertain significance.
Frequency
Consequence
NM_001199799.2 missense
Scores
Clinical Significance
Conservation
Publications
- autosomal recessive nonsyndromic hearing loss 42Inheritance: AR Classification: DEFINITIVE, STRONG Submitted by: Labcorp Genetics (formerly Invitae), G2P, PanelApp Australia
- nonsyndromic genetic hearing lossInheritance: AR Classification: DEFINITIVE Submitted by: ClinGen
- hearing loss, autosomal recessiveInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
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ACMG classification
Our verdict: Likely_benign. The variant received -2 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.0000526 AC: 8AN: 152094Hom.: 0 Cov.: 32 show subpopulations
GnomAD2 exomes AF: 0.0000676 AC: 17AN: 251344 AF XY: 0.0000515 show subpopulations
GnomAD4 exome AF: 0.0000417 AC: 61AN: 1461884Hom.: 0 Cov.: 40 AF XY: 0.0000440 AC XY: 32AN XY: 727240 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.0000526 AC: 8AN: 152094Hom.: 0 Cov.: 32 AF XY: 0.0000538 AC XY: 4AN XY: 74294 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
not specified Uncertain:1
Variant classified as Uncertain Significance - Favor Benign. The p.Phe310Cys var iant in ILDR1 has not been previously reported in individuals with hearing loss, but has been identified in 0.17% (17/10148) of Ashkenazi Jewish chromosomes by the Genome Aggregation Database (gnomAD, http://gnomad.broadinstitute.org; dbSNP rs199882599). Although this variant has been seen in the general population, it s frequency is not high enough to rule out a pathogenic role. Computational pre diction tools and conservation analyses suggest that this variant may not impact the protein, though this information is not predictive enough to rule out patho genicity. In summary, while the clinical significance of this variant is uncerta in, these data suggest that it is more likely to be benign. -
Inborn genetic diseases Uncertain:1
The c.929T>G (p.F310C) alteration is located in exon 7 (coding exon 7) of the ILDR1 gene. This alteration results from a T to G substitution at nucleotide position 929, causing the phenylalanine (F) at amino acid position 310 to be replaced by a cysteine (C). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at