chr15-48341530-G-A
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Variant summary
Our verdict is Likely pathogenic. Variant got 6 ACMG points: 6P and 0B. PM2PP3_Strong
The NM_001025248.2(DUT):c.647G>A(p.Arg216Gln) variant causes a missense change. The variant allele was found at a frequency of 0.00000434 in 1,612,868 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: 32)
Exomes 𝑓: 0.0000034 ( 0 hom. )
Consequence
DUT
NM_001025248.2 missense
NM_001025248.2 missense
Scores
12
6
1
Clinical Significance
Conservation
PhyloP100: 6.44
Genes affected
DUT (HGNC:3078): (deoxyuridine triphosphatase) This gene encodes an essential enzyme of nucleotide metabolism. The encoded protein forms a ubiquitous, homotetrameric enzyme that hydrolyzes dUTP to dUMP and pyrophosphate. This reaction serves two cellular purposes: providing a precursor (dUMP) for the synthesis of thymine nucleotides needed for DNA replication, and limiting intracellular pools of dUTP. Elevated levels of dUTP lead to increased incorporation of uracil into DNA, which induces extensive excision repair mediated by uracil glycosylase. This repair process, resulting in the removal and reincorporation of dUTP, is self-defeating and leads to DNA fragmentation and cell death. Alternative splicing of this gene leads to different isoforms that localize to either the mitochondrion or nucleus. A related pseudogene is located on chromosome 19. [provided by RefSeq, Jul 2008]
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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, 0.98
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
DUT | NM_001025248.2 | c.647G>A | p.Arg216Gln | missense_variant | 6/7 | ENST00000331200.8 | NP_001020419.1 | |
DUT | NM_001330286.2 | c.392G>A | p.Arg131Gln | missense_variant | 6/7 | NP_001317215.1 | ||
DUT | NM_001948.4 | c.383G>A | p.Arg128Gln | missense_variant | 5/6 | NP_001939.1 | ||
DUT | NM_001025249.1 | c.314G>A | p.Arg105Gln | missense_variant | 6/7 | NP_001020420.1 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
DUT | ENST00000331200.8 | c.647G>A | p.Arg216Gln | missense_variant | 6/7 | 1 | NM_001025248.2 | ENSP00000370376.2 |
Frequencies
GnomAD3 genomes AF: 0.0000132 AC: 2AN: 152050Hom.: 0 Cov.: 32
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GnomAD3 exomes AF: 0.00000400 AC: 1AN: 250216Hom.: 0 AF XY: 0.00000739 AC XY: 1AN XY: 135256
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GnomAD4 exome AF: 0.00000342 AC: 5AN: 1460818Hom.: 0 Cov.: 30 AF XY: 0.00000275 AC XY: 2AN XY: 726694
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GnomAD4 genome AF: 0.0000132 AC: 2AN: 152050Hom.: 0 Cov.: 32 AF XY: 0.0000135 AC XY: 1AN XY: 74268
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ClinVar
Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link
Submissions by phenotype
Bone marrow failure and diabetes mellitus syndrome Uncertain:1
Uncertain significance, criteria provided, single submitter | clinical testing | Center for Genomic Medicine, King Faisal Specialist Hospital and Research Center | Apr 04, 2024 | - - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
BayesDel_addAF
Pathogenic
D
BayesDel_noAF
Pathogenic
CADD
Pathogenic
DANN
Pathogenic
DEOGEN2
Uncertain
T;T;D;.;.;T
Eigen
Pathogenic
Eigen_PC
Pathogenic
FATHMM_MKL
Pathogenic
D
LIST_S2
Uncertain
D;D;D;D;D;D
M_CAP
Pathogenic
D
MetaRNN
Pathogenic
D;D;D;D;D;D
MetaSVM
Pathogenic
D
MutationAssessor
Pathogenic
.;.;H;.;.;.
PrimateAI
Uncertain
T
PROVEAN
Uncertain
D;D;D;D;D;D
REVEL
Uncertain
Sift
Uncertain
D;D;D;D;D;D
Sift4G
Pathogenic
D;D;D;D;D;D
Polyphen
1.0
.;.;D;.;D;.
Vest4
MutPred
0.94
.;.;Gain of catalytic residue at R216 (P = 0.1148);.;.;.;
MVP
MPC
0.38
ClinPred
D
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Splicing
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SpliceAI score (max)
Details are displayed if max score is > 0.2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at