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GeneBe

10-98388506-G-C

Variant summary

Our verdict is Likely pathogenic. Variant got 6 ACMG points: 6P and 0B. PM2PP3_Strong

The NM_032709.3(PYROXD2):c.1295C>G(p.Pro432Arg) variant causes a missense, splice region change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000138 in 1,444,862 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. 1/1 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 28)
Exomes 𝑓: 0.0000014 ( 0 hom. )

Consequence

PYROXD2
NM_032709.3 missense, splice_region

Scores

10
7
2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 9.61
Variant links:
Genes affected
PYROXD2 (HGNC:23517): (pyridine nucleotide-disulphide oxidoreductase domain 2) Predicted to enable oxidoreductase activity. Involved in mitochondrion organization. Located in mitochondrial matrix. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 6 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.969

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PYROXD2NM_032709.3 linkuse as main transcriptc.1295C>G p.Pro432Arg missense_variant, splice_region_variant 13/16 ENST00000370575.5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PYROXD2ENST00000370575.5 linkuse as main transcriptc.1295C>G p.Pro432Arg missense_variant, splice_region_variant 13/161 NM_032709.3 P1
PYROXD2ENST00000483923.5 linkuse as main transcriptn.2334-1199C>G intron_variant, non_coding_transcript_variant 1

Frequencies

GnomAD3 genomes
Cov.:
28
GnomAD3 exomes
AF:
0.00000438
AC:
1
AN:
228094
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
122564
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000313
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000138
AC:
2
AN:
1444862
Hom.:
0
Cov.:
33
AF XY:
0.00000140
AC XY:
1
AN XY:
716708
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000469
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
28
Bravo
AF:
0.0000113
ExAC
AF:
0.00000824
AC:
1

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsSep 29, 2022The c.1295C>G (p.P432R) alteration is located in exon 13 (coding exon 13) of the PYROXD2 gene. This alteration results from a C to G substitution at nucleotide position 1295, causing the proline (P) at amino acid position 432 to be replaced by an arginine (R). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.91
BayesDel_addAF
Pathogenic
0.23
D
BayesDel_noAF
Pathogenic
0.19
Cadd
Pathogenic
28
Dann
Uncertain
1.0
DEOGEN2
Benign
0.15
T
Eigen
Pathogenic
0.79
Eigen_PC
Uncertain
0.66
FATHMM_MKL
Uncertain
0.97
D
LIST_S2
Uncertain
0.94
D
M_CAP
Uncertain
0.091
D
MetaRNN
Pathogenic
0.97
D
MetaSVM
Uncertain
0.023
D
MutationAssessor
Pathogenic
3.9
H
MutationTaster
Benign
1.0
D
PrimateAI
Uncertain
0.59
T
PROVEAN
Pathogenic
-9.0
D
REVEL
Pathogenic
0.69
Sift
Pathogenic
0.0
D
Sift4G
Pathogenic
0.0
D
Polyphen
1.0
D
Vest4
0.97
MutPred
0.82
Loss of sheet (P = 0.0315);
MVP
0.79
MPC
0.26
ClinPred
1.0
D
GERP RS
4.9
Varity_R
0.84
gMVP
0.75

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.

Other links and lift over

dbSNP: rs745550102; hg19: chr10-100148263; API