Genetic Variant MEGF10:p.Cys733Trp (chr5-127438533-C-G) – ACMG Classification: Likely_pathogenic (6 pts)

Variant summary

Our verdict is Likely pathogenic. The variant received 6 ACMG points: 6P and 0B. PM2PP3_Strong

The NM_001256545.2(MEGF10):c.2199C>G(p.Cys733Trp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a pathogenic outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Synonymous variant affecting the same amino acid position (i.e. C733C) has been classified as Likely benign.

Frequency

Genomes: not found (cov: 32)

Consequence

MEGF10
NM_001256545.2 missense

Scores

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.287

Publications

7 publications found

Variant links:

Genes affected

MEGF10 (HGNC:29634): (multiple EGF like domains 10) This gene encodes a member of the multiple epidermal growth factor-like domains protein family. The encoded protein plays a role in cell adhesion, motility and proliferation, and is a critical mediator of apoptotic cell phagocytosis as well as amyloid-beta peptide uptake in the brain. Expression of this gene may be associated with schizophrenia, and mutations in this gene are a cause of early-onset myopathy, areflexia, respiratory distress, and dysphagia (EMARDD) as well as congenital myopathy with minicores. Alternatively spliced transcript variants have been observed for this gene. [provided by RefSeq, Apr 2012]

MEGF10 Gene-Disease associations (from GenCC):

MEGF10-related myopathy
Inheritance: AR Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: Orphanet, G2P, Labcorp Genetics (formerly Invitae), ClinGen

MEGF10 links:

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ACMG classification

Classification was made for transcript

Our verdict: Likely_pathogenic. The variant received 6 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

PP3

MetaRNN computational evidence supports a deleterious effect, 0.993

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
MEGF10	NM_001256545.2 link	c.2199C>G	p.Cys733Trp	missense_variant	Exon 17 of 25	ENST00000503335.7	NP_001243474.1	Q96KG7-1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	UniProt
MEGF10	ENST00000503335.7 link	c.2199C>G	p.Cys733Trp	missense_variant	Exon 17 of 25	1	NM_001256545.2	ENSP00000423354.2	Q96KG7-1
MEGF10	ENST00000274473.6 link	c.2199C>G	p.Cys733Trp	missense_variant	Exon 18 of 26	1		ENSP00000274473.6	Q96KG7-1
MEGF10	ENST00000506709.1 link	n.440C>G		non_coding_transcript_exon_variant	Exon 4 of 5	3

Frequencies

GnomAD3 genomes

Cov.:

GnomAD2 exomes

AF:

0.00

AC:

AN:

249522

AF XY:

0.00

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

Cov.:

GnomAD4 genome

Cov.:

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Pathogenic

1.0

BayesDel_addAF

Pathogenic

0.38

BayesDel_noAF

Pathogenic

0.30

CADD

Benign

(source)

DANN

Uncertain

0.99

DEOGEN2

Uncertain

0.55

D;D

Eigen

Uncertain

0.44

Eigen_PC

Uncertain

0.27

FATHMM_MKL

Uncertain

0.89

LIST_S2

Uncertain

0.95

.;D

M_CAP

Pathogenic

0.80

MetaRNN

Pathogenic

0.99

D;D

MetaSVM

Uncertain

0.44

MutationAssessor

Pathogenic

4.5

H;H

PhyloP100

0.29

PrimateAI

Pathogenic

0.91

PROVEAN

Pathogenic

-8.4

D;D

REVEL

Pathogenic

0.81

Sift

Pathogenic

0.0

D;D

Sift4G

Pathogenic

0.0010

D;D

Polyphen

1.0

D;D

Vest4

0.96

MutPred

0.93

Loss of methylation at K732 (P = 0.0539);Loss of methylation at K732 (P = 0.0539);

MVP

0.94

MPC

0.94

ClinPred

1.0

GERP RS

2.0

Varity_R

0.90

gMVP

0.93

Mutation Taster

=6/94

disease causing

(source)

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

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

ClinVar

Computational scores

Splicing

Publications

Other links and lift over