rs535765861
Variant summary
Our verdict is Likely benign. The variant received -1 ACMG points: 0P and 1B. BP4
The NM_025114.4(CEP290):c.6547C>T(p.His2183Tyr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000778 in 1,413,418 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/22 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. H2183R) has been classified as Uncertain significance.
Frequency
Consequence
NM_025114.4 missense
Scores
Clinical Significance
Conservation
Publications
- CEP290-related ciliopathyInheritance: AR Classification: DEFINITIVE Submitted by: ClinGen
- Joubert syndrome 5Inheritance: AR Classification: DEFINITIVE, STRONG Submitted by: Labcorp Genetics (formerly Invitae), G2P
- Bardet-Biedl syndrome 14Inheritance: AR Classification: STRONG, MODERATE Submitted by: Genomics England PanelApp, Labcorp Genetics (formerly Invitae)
- Leber congenital amaurosis 10Inheritance: AR Classification: STRONG Submitted by: Labcorp Genetics (formerly Invitae)
- Leber congenital amaurosisInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- Bardet-Biedl syndromeInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
- Joubert syndrome with oculorenal defectInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
- Meckel syndromeInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
- Senior-Loken syndromeInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
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ACMG classification
Our verdict: Likely_benign. The variant received -1 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes Cov.: 33
GnomAD2 exomes AF: 0.0000109 AC: 2AN: 182672 AF XY: 0.0000102 show subpopulations
GnomAD4 exome AF: 0.00000778 AC: 11AN: 1413418Hom.: 0 Cov.: 30 AF XY: 0.00000715 AC XY: 5AN XY: 699382 show subpopulations
Age Distribution
GnomAD4 genome Cov.: 33
ClinVar
Submissions by phenotype
not specified Uncertain:1
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Meckel-Gruber syndrome;C0431399:Joubert syndrome;C0687120:Nephronophthisis Uncertain:1
This sequence change replaces histidine with tyrosine at codon 2183 of the CEP290 protein (p.His2183Tyr). The histidine residue is moderately conserved and there is a moderate physicochemical difference between histidine and tyrosine. This variant is not present in population databases (ExAC no frequency). This missense change has been observed in individual(s) with retinal dystrophy (PMID: 28224992). ClinVar contains an entry for this variant (Variation ID: 216769). Algorithms developed to predict the effect of missense changes on protein structure and function are either unavailable or do not agree on the potential impact of this missense change (SIFT: "Deleterious"; PolyPhen-2: "Possibly Damaging"; Align-GVGD: "Class C0"). 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. -
Leber congenital amaurosis Uncertain:1
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Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at