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GeneBe

6-3010075-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_000904.6(NQO2):​c.58G>A​(p.Gly20Arg) variant causes a missense change. The variant allele was found at a frequency of 0.000039 in 1,613,908 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000036 ( 0 hom. )

Consequence

NQO2
NM_000904.6 missense

Scores

1
3
13

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 5.33
Variant links:
Genes affected
NQO2 (HGNC:7856): (N-ribosyldihydronicotinamide:quinone dehydrogenase 2) This gene encodes a member of the thioredoxin family of enzymes. It is a cytosolic and ubiquitously expressed flavoprotein that catalyzes the two-electron reduction of quinone substrates and uses dihydronicotinamide riboside as a reducing coenzyme. Mutations in this gene have been associated with neurodegenerative diseases and several cancers. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Mar 2014]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
NQO2NM_000904.6 linkuse as main transcriptc.58G>A p.Gly20Arg missense_variant 3/7 ENST00000380455.11
NQO2NM_001290221.2 linkuse as main transcriptc.58G>A p.Gly20Arg missense_variant 6/10
NQO2NM_001318940.2 linkuse as main transcriptc.58G>A p.Gly20Arg missense_variant 3/7
NQO2NM_001290222.2 linkuse as main transcriptc.58G>A p.Gly20Arg missense_variant 3/6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
NQO2ENST00000380455.11 linkuse as main transcriptc.58G>A p.Gly20Arg missense_variant 3/71 NM_000904.6 P1

Frequencies

GnomAD3 genomes
AF:
0.0000658
AC:
10
AN:
152056
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
Gnomad ASJ
AF:
0.00173
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:
0.0000517
AC:
13
AN:
251450
Hom.:
0
AF XY:
0.0000589
AC XY:
8
AN XY:
135896
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000868
Gnomad ASJ exome
AF:
0.000595
Gnomad EAS exome
AF:
0.0000544
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000264
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000363
AC:
53
AN:
1461852
Hom.:
0
Cov.:
31
AF XY:
0.0000358
AC XY:
26
AN XY:
727232
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000671
Gnomad4 ASJ exome
AF:
0.000650
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000189
Gnomad4 OTH exome
AF:
0.000132
GnomAD4 genome
AF:
0.0000658
AC:
10
AN:
152056
Hom.:
0
Cov.:
32
AF XY:
0.0000404
AC XY:
3
AN XY:
74278
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000131
Gnomad4 ASJ
AF:
0.00173
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:
0.000118
Hom.:
0
TwinsUK
AF:
0.000270
AC:
1
ALSPAC
AF:
0.00
AC:
0
ExAC
AF:
0.0000330
AC:
4
EpiCase
AF:
0.000109
EpiControl
AF:
0.00

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
0.52
BayesDel_addAF
Benign
-0.26
T
BayesDel_noAF
Benign
-0.41
CADD
Uncertain
25
DANN
Benign
0.93
Eigen
Benign
0.11
Eigen_PC
Benign
0.080
FATHMM_MKL
Uncertain
0.92
D
LIST_S2
Pathogenic
0.99
D;.;D;.;.;.;D;D
M_CAP
Benign
0.017
T
MetaRNN
Benign
0.26
T;T;T;T;T;T;T;T
MetaSVM
Benign
-1.0
T
MutationTaster
Benign
0.99
D;D;D;D;D
PrimateAI
Benign
0.41
T
PROVEAN
Uncertain
-3.3
D;D;D;D;D;D;D;D
REVEL
Benign
0.25
Sift
Benign
0.047
D;T;T;T;T;T;T;T
Sift4G
Benign
0.099
T;T;T;T;T;T;T;T
Polyphen
0.77
.;.;.;P;.;P;.;P
Vest4
0.65, 0.63, 0.64
MutPred
0.62
Loss of ubiquitination at K23 (P = 0.0461);Loss of ubiquitination at K23 (P = 0.0461);Loss of ubiquitination at K23 (P = 0.0461);Loss of ubiquitination at K23 (P = 0.0461);Loss of ubiquitination at K23 (P = 0.0461);Loss of ubiquitination at K23 (P = 0.0461);Loss of ubiquitination at K23 (P = 0.0461);Loss of ubiquitination at K23 (P = 0.0461);
MVP
0.26
MPC
0.49
ClinPred
0.28
T
GERP RS
5.6
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.88
gMVP
0.70

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.22
Details are displayed if max score is > 0.2
DS_AG_spliceai
0.22
Position offset: 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: rs777483868; hg19: chr6-3010309; COSMIC: COSV57642781; API