NM_182476.3:c.5C>A

Variant names:

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 3P and 0B. PM2PP3

The NM_182476.3(COQ6):c.5C>A(p.Ala2Glu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000239 in 1,550,792 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 33)

Exomes 𝑓: 0.000025 ( 0 hom. )

Consequence

COQ6
NM_182476.3 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.254

Variant links:

Genes affected

COQ6 (HGNC:20233): (coenzyme Q6, monooxygenase) The protein encoded by this gene belongs to the ubiH/COQ6 family. It is an evolutionarily conserved monooxygenase required for the biosynthesis of coenzyme Q10 (or ubiquinone), which is an essential component of the mitochondrial electron transport chain, and one of the most potent lipophilic antioxidants implicated in the protection of cell damage by reactive oxygen species. Knockdown of this gene in mouse and zebrafish results in decreased growth due to increased apoptosis. Mutations in this gene are associated with autosomal recessive coenzyme Q10 deficiency-6 (COQ10D6), which manifests as nephrotic syndrome with sensorineural deafness. Alternatively spliced transcript variants encoding different isoforms have been described for this gene. [provided by RefSeq, Jun 2012]

COQ6 links:

FAM161B (HGNC:19854): (FAM161 centrosomal protein B) Predicted to be involved in cilium organization. Located in cytoplasmic microtubule. [provided by Alliance of Genome Resources, Apr 2022]

FAM161B links:

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 3 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

PP3

MetaRNN computational evidence supports a deleterious effect, 0.758

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
COQ6	NM_182476.3 link	c.5C>A	p.Ala2Glu	missense_variant	Exon 1 of 12	ENST00000334571.7	NP_872282.1	Q9Y2Z9-1
FAM161B	NM_152445.3 link	c.-311G>T		upstream_gene_variant		ENST00000286544.5	NP_689658.3	Q96MY7-1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
COQ6	ENST00000334571.7 link	c.5C>A	p.Ala2Glu	missense_variant	Exon 1 of 12	1	NM_182476.3	ENSP00000333946.2		Q9Y2Z9-1
FAM161B	ENST00000286544.5 link	c.-311G>T		upstream_gene_variant		1	NM_152445.3	ENSP00000286544.4		Q96MY7-1

Frequencies

GnomAD3 genomes

AF:

0.0000131

AC:

AN:

152268

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000294

Gnomad OTH

AF:

0.00

GnomAD3 exomes

AF:

0.00000646

AC:

AN:

154750

Hom.:

AF XY:

0.0000119

AC XY:

AN XY:

83784

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad SAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000158

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000250

AC:

AN:

1398524

Hom.:

Cov.:

AF XY:

0.0000203

AC XY:

AN XY:

691078

show subpopulations

Gnomad4 AFR exome

AF:

0.00

Gnomad4 AMR exome

AF:

0.00

Gnomad4 ASJ exome

AF:

0.00

Gnomad4 EAS exome

AF:

0.00

Gnomad4 SAS exome

AF:

0.00

Gnomad4 FIN exome

AF:

0.00

Gnomad4 NFE exome

AF:

0.0000323

Gnomad4 OTH exome

AF:

0.00

GnomAD4 genome

AF:

0.0000131

AC:

AN:

152268

Hom.:

Cov.:

AF XY:

0.0000134

AC XY:

AN XY:

74394

show subpopulations

Gnomad4 AFR

AF:

0.00

Gnomad4 AMR

AF:

0.00

Gnomad4 ASJ

AF:

0.00

Gnomad4 EAS

AF:

0.00

Gnomad4 SAS

AF:

0.00

Gnomad4 FIN

AF:

0.00

Gnomad4 NFE

AF:

0.0000294

Gnomad4 OTH

AF:

0.00

Alfa

AF:

0.0000632

Hom.:

Bravo

AF:

0.0000151

ClinVar

Significance: Uncertain significance

Submissions summary: Uncertain:1

Revision: criteria provided, single submitter

LINK: link

Submissions by phenotype

not provided

Uncertain:1

Jun 15, 2022

GeneDx

Significance: Uncertain significance

Review Status: criteria provided, single submitter

Collection Method: clinical testing

Not observed at significant frequency in large population cohorts (gnomAD); In silico analysis supports that this missense variant does not alter protein structure/function; Has not been previously published as pathogenic or benign to our knowledge -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.20

BayesDel_addAF

Uncertain

0.13

BayesDel_noAF

Uncertain

-0.060

CADD

Uncertain

DANN

Uncertain

0.99

DEOGEN2

Benign

0.11

T;T

Eigen

Uncertain

0.30

Eigen_PC

Uncertain

0.29

FATHMM_MKL

Uncertain

0.83

LIST_S2

Benign

0.52

T;T

M_CAP

Benign

0.063

MetaRNN

Pathogenic

0.76

D;D

MetaSVM

Benign

-0.86

MutationAssessor

Benign

1.5

L;.

PrimateAI

Uncertain

0.67

PROVEAN

Benign

-1.1

N;N

REVEL

Benign

0.21

Sift

Pathogenic

0.0

D;D

Sift4G

Uncertain

0.016

D;D

Polyphen

0.99

D;.

Vest4

0.59

MutPred

0.25

Gain of sheet (P = 0.0477);Gain of sheet (P = 0.0477);

MVP

0.65

MPC

0.85

ClinPred

0.95

GERP RS

5.2

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.0

Varity_R

0.59

gMVP

0.66

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.0

Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

LitVar

Other links and lift over