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rs118203955

Variant summary

Our verdict is Pathogenic. Variant got 11 ACMG points: 11P and 0B. PVS1PM2PP5

The NM_020381.4(PDSS2):c.964C>T(p.Gln322Ter) variant causes a stop gained change. The variant allele was found at a frequency of 0.00000746 in 1,608,802 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 Pathogenic (no stars). Variant results in nonsense mediated mRNA decay.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 31)
Exomes 𝑓: 0.0000076 ( 0 hom. )

Consequence

PDSS2
NM_020381.4 stop_gained

Scores

4
2
1

Clinical Significance

Pathogenic no assertion criteria provided P:1O:1

Conservation

PhyloP100: 6.31
Variant links:
Genes affected
PDSS2 (HGNC:23041): (decaprenyl diphosphate synthase subunit 2) The protein encoded by this gene is an enzyme that synthesizes the prenyl side-chain of coenzyme Q, or ubiquinone, one of the key elements in the respiratory chain. The gene product catalyzes the formation of all trans-polyprenyl pyrophosphates from isopentyl diphosphate in the assembly of polyisoprenoid side chains, the first step in coenzyme Q biosynthesis. Defects in this gene are a cause of coenzyme Q10 deficiency.[provided by RefSeq, Oct 2009]

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ACMG classification

Classification made for transcript

Verdict is Pathogenic. Variant got 11 ACMG points.

PVS1
Loss of function variant, product undergoes nonsense mediated mRNA decay. LoF is a known mechanism of disease.
PM2
Very rare variant in population databases, with high coverage;
PP5
Variant 6-107210483-G-A is Pathogenic according to our data. Variant chr6-107210483-G-A is described in ClinVar as [Pathogenic]. Clinvar id is 1200.Status of the report is no_assertion_criteria_provided, 0 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PDSS2NM_020381.4 linkuse as main transcriptc.964C>T p.Gln322Ter stop_gained 6/8 ENST00000369037.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PDSS2ENST00000369037.9 linkuse as main transcriptc.964C>T p.Gln322Ter stop_gained 6/81 NM_020381.4 P1Q86YH6-1
PDSS2ENST00000449027.1 linkuse as main transcriptc.139C>T p.Gln47Ter stop_gained 2/33

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152096
Hom.:
0
Cov.:
31
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251146
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135782
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:
0.00000880
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000755
AC:
11
AN:
1456706
Hom.:
0
Cov.:
28
AF XY:
0.00000552
AC XY:
4
AN XY:
725116
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:
0.00000722
Gnomad4 OTH exome
AF:
0.0000498
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152096
Hom.:
0
Cov.:
31
AF XY:
0.0000135
AC XY:
1
AN XY:
74288
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:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000756
ExAC
AF:
0.00000824
AC:
1

ClinVar

Significance: Pathogenic
Submissions summary: Pathogenic:1Other:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

Coenzyme Q10 deficiency, primary, 3 Pathogenic:1Other:1
Pathogenic, no assertion criteria providedliterature onlyOMIMOct 01, 2010- -
not provided, no classification providedliterature onlyGeneReviews-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Pathogenic
0.63
D
BayesDel_noAF
Pathogenic
0.63
Cadd
Pathogenic
42
Dann
Uncertain
1.0
Eigen
Pathogenic
1.2
Eigen_PC
Pathogenic
1.0
FATHMM_MKL
Uncertain
0.95
D
MutationTaster
Benign
1.0
A;A
Vest4
0.96
GERP RS
6.0

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.18
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.

Other links and lift over

dbSNP: rs118203955; hg19: chr6-107531687; API