Our verdict is Pathogenic. The variant received 11 ACMG points: 11P and 0B. PM2PM4_SupportingPP5_Very_Strong
The NM_020247.5(COQ8A):c.1750_1752delACC(p.Thr584del) variant causes a conservative inframe deletion change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000791 in 1,605,520 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Likely pathogenic (★★). Synonymous variant affecting the same amino acid position (i.e. T584T) has been classified as Likely benign.
COQ8A (HGNC:16812): (coenzyme Q8A) This gene encodes a mitochondrial protein similar to yeast ABC1, which functions in an electron-transferring membrane protein complex in the respiratory chain. It is not related to the family of ABC transporter proteins. Expression of this gene is induced by the tumor suppressor p53 and in response to DNA damage, and inhibiting its expression partially suppresses p53-induced apoptosis. Alternatively spliced transcript variants have been found; however, their full-length nature has not been determined. [provided by RefSeq, Jul 2008]
COQ8A Gene-Disease associations (from GenCC):
autosomal recessive ataxia due to ubiquinone deficiency
Inheritance: AR Classification: DEFINITIVE, SUPPORTIVE Submitted by: Orphanet, G2P
coenzyme Q10 deficiency
Inheritance: AR Classification: DEFINITIVE Submitted by: Illumina
Our verdict: Pathogenic. The variant received 11 ACMG points.
PM2
Very rare variant in population databases, with high coverage;
PM4
Nonframeshift variant in NON repetitive region in NM_020247.5. Strenght limited to Supporting due to length of the change: 1aa.
PP5
Variant 1-226986538-GCAC-G is Pathogenic according to our data. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr1-226986538-GCAC-G is described in CliVar as Pathogenic/Likely_pathogenic. Clinvar id is 3644.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
Autosomal recessive ataxia due to ubiquinone deficiencyPathogenic:5Other:1
Dec 17, 2021
Revvity Omics, Revvity
Significance:Likely pathogenic
Review Status:criteria provided, single submitter
Collection Method:clinical testing
- -
-
GeneReviews
Significance:not provided
Review Status:no classification provided
Collection Method:literature only
- -
Dec 22, 2022
Department of Pathology and Laboratory Medicine, Sinai Health System
Significance:Likely pathogenic
Review Status:criteria provided, single submitter
Collection Method:research
- -
Feb 18, 2021
CENTOGENE GmbH and LLC - Guiding Precision Medicine
Significance:Pathogenic
Review Status:criteria provided, single submitter
Collection Method:clinical testing
- -
Aug 31, 2016
Genetic Services Laboratory, University of Chicago
Significance:Pathogenic
Review Status:criteria provided, single submitter
Collection Method:clinical testing
- -
Mar 01, 2008
OMIM
Significance:Pathogenic
Review Status:no assertion criteria provided
Collection Method:literature only
- -
not providedPathogenic:3
Nov 06, 2024
Labcorp Genetics (formerly Invitae), Labcorp
Significance:Likely pathogenic
Review Status:criteria provided, single submitter
Collection Method:clinical testing
This variant, c.1750_1752del, results in the deletion of 1 amino acid(s) of the COQ8A protein (p.Thr584del), but otherwise preserves the integrity of the reading frame. The frequency data for this variant in the population databases is considered unreliable, as metrics indicate poor data quality at this position in the gnomAD database. This variant has been observed in individual(s) with CoQ10 deficiency (PMID: 18319074, 27572814, 29915382, 30637285). In at least one individual the data is consistent with being in trans (on the opposite chromosome) from a pathogenic variant. Algorithms developed to predict the effect of variants on gene product structure and function are not available or were not evaluated for this variant. Experimental studies have shown that this variant affects COQ8A function (PMID: 18319074, 26866375). In summary, the currently available evidence indicates that the variant is pathogenic, but additional data are needed to prove that conclusively. Therefore, this variant has been classified as Likely Pathogenic. -
Aug 18, 2021
Athena Diagnostics
Significance:Likely pathogenic
Review Status:criteria provided, single submitter
Collection Method:clinical testing
The frequency of this variant in the general population is consistent with pathogenicity (http://gnomad.broadinstitute.org). This variant has been identified in at least one individual with clinical features associated with this gene. Assessment of experimental evidence suggests this variant may result in abnormal protein function. Studies showed this variant exhibited reduced protein function by failing to restore growth on selective respiratory medium (PMID: 18319074). This variant appears to segregate with disease in at least one family. -
Dec 04, 2023
GeneDx
Significance:Likely pathogenic
Review Status:criteria provided, single submitter
Collection Method:clinical testing
In-frame deletion of 1 amino acid in a non-repeat region; In silico analysis supports a deleterious effect on protein structure/function; This variant is associated with the following publications: (PMID: 22359546, 24048965, 27106809, 24218524, 31621627, 31589614, 32337771, 18319074, 20495179, 29431110, 29915382, 31078656, 31980526, 37476682, 27572814, 33677064, 30637285) -