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GeneBe

8-30681959-G-A

Variant summary

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

The NM_000637.5(GSR):c.1256C>T(p.Pro419Leu) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000267 in 1,613,374 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 0.000026 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000027 ( 0 hom. )

Consequence

GSR
NM_000637.5 missense

Scores

15
3
1

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 9.01
Variant links:
Genes affected
GSR (HGNC:4623): (glutathione-disulfide reductase) This gene encodes a member of the class-I pyridine nucleotide-disulfide oxidoreductase family. This enzyme is a homodimeric flavoprotein. It is a central enzyme of cellular antioxidant defense, and reduces oxidized glutathione disulfide (GSSG) to the sulfhydryl form GSH, which is an important cellular antioxidant. Rare mutations in this gene result in hereditary glutathione reductase deficiency. Multiple alternatively spliced transcript variants encoding different isoforms have been found. [provided by RefSeq, Aug 2010]

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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, 0.939

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
GSRNM_000637.5 linkuse as main transcriptc.1256C>T p.Pro419Leu missense_variant 11/13 ENST00000221130.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
GSRENST00000221130.11 linkuse as main transcriptc.1256C>T p.Pro419Leu missense_variant 11/131 NM_000637.5 P1P00390-1

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152156
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
Gnomad ASJ
AF:
0.000576
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:
0.0000596
AC:
15
AN:
251472
Hom.:
0
AF XY:
0.0000589
AC XY:
8
AN XY:
135908
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000202
Gnomad ASJ exome
AF:
0.000695
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000879
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000267
AC:
39
AN:
1461218
Hom.:
0
Cov.:
30
AF XY:
0.0000330
AC XY:
24
AN XY:
726968
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000179
Gnomad4 ASJ exome
AF:
0.000689
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000720
Gnomad4 OTH exome
AF:
0.0000828
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152156
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74330
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000655
Gnomad4 ASJ
AF:
0.000576
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
Alfa
AF:
0.0000947
Hom.:
0
Bravo
AF:
0.0000416
ExAC
AF:
0.0000576
AC:
7
EpiCase
AF:
0.0000545
EpiControl
AF:
0.0000593

ClinVar

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

Submissions by phenotype

Hemolytic anemia due to glutathione reductase deficiency Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingRevvity Omics, RevvityOct 27, 2022- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.93
BayesDel_addAF
Pathogenic
0.29
D
BayesDel_noAF
Pathogenic
0.46
Cadd
Pathogenic
29
Dann
Uncertain
1.0
DEOGEN2
Uncertain
0.76
D;.;.;.
Eigen
Pathogenic
0.91
Eigen_PC
Pathogenic
0.88
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Pathogenic
1.0
D;D;D;D
M_CAP
Pathogenic
0.38
D
MetaRNN
Pathogenic
0.94
D;D;D;D
MetaSVM
Pathogenic
0.97
D
MutationAssessor
Uncertain
2.2
M;.;.;.
MutationTaster
Benign
1.0
D;D;D;D;D
PrimateAI
Pathogenic
0.82
D
PROVEAN
Pathogenic
-9.2
D;D;D;D
REVEL
Pathogenic
0.91
Sift
Pathogenic
0.0
D;D;D;D
Sift4G
Pathogenic
0.0
D;D;D;D
Polyphen
1.0
D;.;.;.
Vest4
0.96
MutPred
0.84
Loss of glycosylation at S417 (P = 0.0671);.;.;.;
MVP
0.98
MPC
1.0
ClinPred
0.98
D
GERP RS
5.6
Varity_R
0.95
gMVP
0.98

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: rs746243432; hg19: chr8-30539476; COSMIC: COSV105819607; API