chr2-73938940-T-C

Variant summary

Our verdict is Likely pathogenic. Variant got 7 ACMG points: 7P and 0B. PM2PP3_StrongPP5

The NM_080916.3(DGUOK):ā€‹c.173T>Cā€‹(p.Leu58Pro) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,656 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 Likely pathogenic (no stars).

Frequency

Genomes: not found (cov: 32)
Exomes š‘“: 6.8e-7 ( 0 hom. )

Consequence

DGUOK
NM_080916.3 missense

Scores

15
2
2

Clinical Significance

Likely pathogenic no assertion criteria provided P:1

Conservation

PhyloP100: 7.52
Variant links:
Genes affected
DGUOK (HGNC:2858): (deoxyguanosine kinase) In mammalian cells, the phosphorylation of purine deoxyribonucleosides is mediated predominantly by two deoxyribonucleoside kinases, cytosolic deoxycytidine kinase and mitochondrial deoxyguanosine kinase. The protein encoded by this gene is responsible for phosphorylation of purine deoxyribonucleosides in the mitochondrial matrix. In addition, this protein phosphorylates several purine deoxyribonucleoside analogs used in the treatment of lymphoproliferative disorders, and this phosphorylation is critical for the effectiveness of the analogs. Alternative splice variants encoding different protein isoforms have been described for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 7 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.988
PP5
Variant 2-73938940-T-C is Pathogenic according to our data. Variant chr2-73938940-T-C is described in ClinVar as [Likely_pathogenic]. Clinvar id is 2681150.Status of the report is no_assertion_criteria_provided, 0 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
DGUOKNM_080916.3 linkuse as main transcriptc.173T>C p.Leu58Pro missense_variant 2/7 ENST00000264093.9 NP_550438.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
DGUOKENST00000264093.9 linkuse as main transcriptc.173T>C p.Leu58Pro missense_variant 2/71 NM_080916.3 ENSP00000264093 P1Q16854-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251464
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135908
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000544
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:
6.84e-7
AC:
1
AN:
1461656
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
727160
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
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.:
32

ClinVar

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

Submissions by phenotype

Mitochondrial DNA depletion syndrome 3 (hepatocerebral type) Pathogenic:1
Likely pathogenic, no assertion criteria providedclinical testingDepartment of Medical Laboratory, Affiliated Hospital of Southwest Medical University-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.95
BayesDel_addAF
Pathogenic
0.47
D
BayesDel_noAF
Pathogenic
0.60
CADD
Pathogenic
30
DANN
Pathogenic
1.0
DEOGEN2
Pathogenic
0.96
D;.
Eigen
Pathogenic
0.86
Eigen_PC
Pathogenic
0.77
FATHMM_MKL
Uncertain
0.94
D
LIST_S2
Benign
0.81
T;T
M_CAP
Pathogenic
0.78
D
MetaRNN
Pathogenic
0.99
D;D
MetaSVM
Pathogenic
1.1
D
MutationAssessor
Pathogenic
3.6
H;H
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Uncertain
0.76
T
PROVEAN
Pathogenic
-6.3
D;D
REVEL
Pathogenic
0.98
Sift
Pathogenic
0.0
D;D
Sift4G
Pathogenic
0.0010
D;D
Polyphen
1.0
D;.
Vest4
0.98
MutPred
0.86
Loss of stability (P = 0.0189);Loss of stability (P = 0.0189);
MVP
1.0
MPC
0.69
ClinPred
1.0
D
GERP RS
5.5
Varity_R
1.0
gMVP
0.97

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: rs1188053375; hg19: chr2-74166067; API