Genetic Variant EPG5:p.Asn1979Asn (chr18-45878381-G-A) – ACMG Classification: Likely_benign (-5 pts)

Variant summary

Our verdict is Likely benign. The variant received -5 ACMG points: 2P and 7B. PM2BP4_StrongBP6_ModerateBP7

The NM_020964.3(EPG5):c.5937C>T(p.Asn1979Asn) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000137 in 1,603,880 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.000033 ( 0 hom., cov: 33)

Exomes 𝑓: 0.000012 ( 1 hom. )

Consequence

EPG5
NM_020964.3 synonymous

Scores

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 1.03

Publications

1 publications found

Variant links:

Genes affected

EPG5 (HGNC:29331): (ectopic P-granules 5 autophagy tethering factor) This gene encodes a large coiled coil domain-containing protein that functions in autophagy during starvation conditions. Mutations in this gene cause Vici syndrome. [provided by RefSeq, Aug 2015]

EPG5 Gene-Disease associations (from GenCC):

Vici syndrome
Inheritance: AR Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: Labcorp Genetics (formerly Invitae), Ambry Genetics, Orphanet, G2P

EPG5 links:

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ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -5 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.77).

BP6

Variant 18-45878381-G-A is Benign according to our data. Variant chr18-45878381-G-A is described in ClinVar as Likely_benign. ClinVar VariationId is 2143028.Status of the report is criteria_provided_single_submitter, 1 stars.

BP7

Synonymous conserved (PhyloP=1.03 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_020964.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein
EPG5	NM_020964.3	MANE Select	c.5937C>T	p.Asn1979Asn	synonymous	Exon 34 of 44	NP_066015.2
EPG5	NM_001410859.1		c.5937C>T	p.Asn1979Asn	synonymous	Exon 34 of 44	NP_001397788.1
EPG5	NM_001410858.1		c.5937C>T	p.Asn1979Asn	synonymous	Exon 34 of 44	NP_001397787.1

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein
EPG5	ENST00000282041.11	TSL:1 MANE Select	c.5937C>T	p.Asn1979Asn	synonymous	Exon 34 of 44	ENSP00000282041.4
EPG5	ENST00000587884.2	TSL:1	n.*1677C>T		non_coding_transcript_exon	Exon 35 of 45	ENSP00000466990.2
EPG5	ENST00000590884.6	TSL:1	n.*532C>T		non_coding_transcript_exon	Exon 34 of 42	ENSP00000466403.2

Frequencies

GnomAD3 genomes

AF:

0.0000329

AC:

AN:

152134

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000241

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.000384

Gnomad SAS

AF:

0.000207

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000147

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.0000402

AC:

AN:

248468

AF XY:

0.0000371

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.000279

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000177

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000117

AC:

AN:

1451628

Hom.:

Cov.:

AF XY:

0.0000111

AC XY:

AN XY:

722920

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

33252

American (AMR)

AF:

0.00

AC:

AN:

44558

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26046

East Asian (EAS)

AF:

0.000101

AC:

AN:

39530

South Asian (SAS)

AF:

0.0000582

AC:

AN:

85946

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53004

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5744

European-Non Finnish (NFE)

AF:

0.00000544

AC:

AN:

1103498

Other (OTH)

AF:

0.0000333

AC:

AN:

60050

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.422

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Exome Hom

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.0000328

AC:

AN:

152252

Hom.:

Cov.:

AF XY:

0.0000269

AC XY:

AN XY:

74452

show subpopulations

African (AFR)

AF:

0.0000241

AC:

AN:

41556

American (AMR)

AF:

0.00

AC:

AN:

15302

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.000385

AC:

AN:

5190

South Asian (SAS)

AF:

0.000207

AC:

AN:

4834

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10588

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.0000147

AC:

AN:

67992

Other (OTH)

AF:

0.00

AC:

AN:

2112

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.475

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Alfa

AF:

0.0000331

Hom.:

Bravo

AF:

0.0000302

EpiCase

AF:

0.0000545

EpiControl

AF:

0.0000593

ClinVar

Significance: Likely benign

Submissions summary: Benign:1

Revision: criteria provided, single submitter

LINK: link

Submissions by phenotype

Vici syndrome

Benign:1

Jan 19, 2024

Labcorp Genetics (formerly Invitae), Labcorp

Significance:Likely benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.77

CADD

Benign

9.0

(source)

DANN

Benign

0.60

PhyloP100

1.0

Mutation Taster

=100/0

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.020

Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

You must be logged in to view publications. This limit was set because tens of millions (!) of queries from AI bots are generated daily.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

Other links and lift over