8-30680989-G-A
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Variant summary
Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2
The NM_000637.5(GSR):c.1334C>T(p.Thr445Met) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000373 in 1,608,644 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).
Frequency
Genomes: 𝑓 0.000053 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000036 ( 0 hom. )
Consequence
GSR
NM_000637.5 missense
NM_000637.5 missense
Scores
10
8
1
Clinical Significance
Conservation
PhyloP100: 9.23
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 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 | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
GSR | NM_000637.5 | c.1334C>T | p.Thr445Met | missense_variant | 12/13 | ENST00000221130.11 | NP_000628.2 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
GSR | ENST00000221130.11 | c.1334C>T | p.Thr445Met | missense_variant | 12/13 | 1 | NM_000637.5 | ENSP00000221130.5 |
Frequencies
GnomAD3 genomes AF: 0.0000526 AC: 8AN: 151968Hom.: 0 Cov.: 32
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GnomAD3 exomes AF: 0.000139 AC: 35AN: 251378Hom.: 0 AF XY: 0.000103 AC XY: 14AN XY: 135874
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GnomAD4 exome AF: 0.0000357 AC: 52AN: 1456676Hom.: 0 Cov.: 29 AF XY: 0.0000276 AC XY: 20AN XY: 725030
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GnomAD4 genome AF: 0.0000526 AC: 8AN: 151968Hom.: 0 Cov.: 32 AF XY: 0.0000674 AC XY: 5AN XY: 74234
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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 submitter | clinical testing | ARUP Laboratories, Molecular Genetics and Genomics, ARUP Laboratories | Aug 22, 2019 | - - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
BayesDel_addAF
Pathogenic
D
BayesDel_noAF
Pathogenic
CADD
Pathogenic
DANN
Uncertain
DEOGEN2
Uncertain
D;.;.;.
Eigen
Uncertain
Eigen_PC
Uncertain
FATHMM_MKL
Pathogenic
D
LIST_S2
Pathogenic
D;D;D;D
M_CAP
Pathogenic
D
MetaRNN
Uncertain
D;D;D;D
MetaSVM
Pathogenic
D
MutationAssessor
Pathogenic
M;.;.;.
PrimateAI
Uncertain
T
PROVEAN
Uncertain
D;D;D;D
REVEL
Pathogenic
Sift
Pathogenic
D;D;D;D
Sift4G
Pathogenic
D;D;D;D
Polyphen
D;.;.;.
Vest4
MutPred
Gain of MoRF binding (P = 0.0882);.;.;.;
MVP
MPC
ClinPred
D
GERP RS
RBP_binding_hub_radar
RBP_regulation_power_radar
Varity_R
gMVP
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