17-74863112-C-T

Variant summary

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

The NM_024417.5(FDXR):c.1309G>A(p.Gly437Ser) variant causes a missense change. The variant was absent in control chromosomes in GnomAD project. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency: Genomes: not found (cov: 34)
• Consequence: FDXR NM_024417.5 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter P:1 U:1
• Conservation: PhyloP100: 5.51

Genes affected

FDXR (HGNC:3642): (ferredoxin reductase) This gene encodes a mitochondrial flavoprotein that initiates electron transport for cytochromes P450 receiving electrons from NADPH. Multiple alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, Apr 2012]

ACMG classification

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
FDXR	NM_024417.5	c.1309G>A	p.Gly437Ser	missense_variant	11/12	ENST00000293195.10

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Appris	UniProt
FDXR	ENST00000293195.10	c.1309G>A	p.Gly437Ser	missense_variant	11/12	1	NM_024417.5	P3

Frequencies

GnomAD3 genomes Cov.: 34

GnomAD4 exome Cov.: 35

GnomAD4 genome Cov.: 34

ClinVar

Significance: Uncertain significance

Submissions summary: Pathogenic:1 Uncertain:1

Revision: criteria provided, single submitter

Submissions by phenotype

Auditory neuropathy-optic atrophy syndrome Pathogenic:1

Likely pathogenic, no assertion criteria provided

clinical testing

Genetic and Metabolic Disease Program, Children's Medical Center Research Institute, UT Southwestern Medical Center at Dallas

Mar 01, 2023

- -

Inborn genetic diseases Uncertain:1

Uncertain significance, criteria provided, single submitter

clinical testing

Ambry Genetics

May 26, 2016

- -

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Uncertain	0.45
BayesDel_addAF	Uncertain	0.046	T
BayesDel_noAF	Benign	-0.17
Cadd	Uncertain	24
Dann	Uncertain	1.0
Eigen	Uncertain	0.48
Eigen_PC	Uncertain	0.42
FATHMM_MKL	Uncertain	0.96	D
LIST_S2	Uncertain	0.96	D;D;D;D;D;D;D;D
M_CAP	Benign	0.080	D
MetaRNN	Uncertain	0.61	D;D;D;D;D;D;D;D
MetaSVM	Benign	-0.98	T
MutationTaster	Benign	1.0	D;D;D;D;D;D;D;D;D
PrimateAI	Benign	0.45	T
REVEL	Benign	0.21
Sift4G	Uncertain	0.033	D;D;D;D;D;D;D;T
Vest4		0.64
MutPred		0.42		Loss of helix (P = 0.0123);.;.;.;.;.;.;.;
MVP		0.56
MPC		0.60
ClinPred		0.99	D
GERP RS		3.8
gMVP		0.87

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

Other links and lift over

dbSNP: rs766147142; hg19: chr17-72859234;