chr18-45880158-C-T

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBS1BS2

The NM_020964.3(EPG5):​c.5584G>A​(p.Ala1862Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000647 in 1,611,458 control chromosomes in the GnomAD database, including 6 homozygotes. In-silico tool predicts a benign outcome for this variant. 13/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. A1862S) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.0031 ( 2 hom., cov: 32)
Exomes 𝑓: 0.00039 ( 4 hom. )

Consequence

EPG5
NM_020964.3 missense

Scores

1
17

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -1.56
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]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0033408105).
BP6
Variant 18-45880158-C-T is Benign according to our data. Variant chr18-45880158-C-T is described in ClinVar as [Benign]. Clinvar id is 466256.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr18-45880158-C-T is described in Lovd as [Benign].
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.00314 (478/152206) while in subpopulation AFR AF= 0.0107 (446/41536). AF 95% confidence interval is 0.00992. There are 2 homozygotes in gnomad4. There are 212 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 2 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
EPG5NM_020964.3 linkuse as main transcriptc.5584G>A p.Ala1862Thr missense_variant 32/44 ENST00000282041.11 NP_066015.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
EPG5ENST00000282041.11 linkuse as main transcriptc.5584G>A p.Ala1862Thr missense_variant 32/441 NM_020964.3 ENSP00000282041 P4Q9HCE0-1

Frequencies

GnomAD3 genomes
AF:
0.00316
AC:
481
AN:
152088
Hom.:
2
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0108
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00164
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000193
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00192
GnomAD3 exomes
AF:
0.000917
AC:
224
AN:
244384
Hom.:
4
AF XY:
0.000658
AC XY:
88
AN XY:
133658
show subpopulations
Gnomad AFR exome
AF:
0.0125
Gnomad AMR exome
AF:
0.000845
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000169
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000915
Gnomad OTH exome
AF:
0.000334
GnomAD4 exome
AF:
0.000387
AC:
565
AN:
1459252
Hom.:
4
Cov.:
31
AF XY:
0.000360
AC XY:
261
AN XY:
725794
show subpopulations
Gnomad4 AFR exome
AF:
0.0123
Gnomad4 AMR exome
AF:
0.00101
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000656
Gnomad4 SAS exome
AF:
0.0000348
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000117
Gnomad4 OTH exome
AF:
0.000995
GnomAD4 genome
AF:
0.00314
AC:
478
AN:
152206
Hom.:
2
Cov.:
32
AF XY:
0.00285
AC XY:
212
AN XY:
74396
show subpopulations
Gnomad4 AFR
AF:
0.0107
Gnomad4 AMR
AF:
0.00163
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000194
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00190
Alfa
AF:
0.000414
Hom.:
0
Bravo
AF:
0.00371
ESP6500AA
AF:
0.00826
AC:
31
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.00108
AC:
130
Asia WGS
AF:
0.000289
AC:
1
AN:
3478
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

ClinVar

Significance: Benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenSep 01, 2022EPG5: BP4, BS1, BS2 -
Vici syndrome Benign:1
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJan 27, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.065
BayesDel_addAF
Benign
-0.72
T
BayesDel_noAF
Benign
-0.80
CADD
Benign
1.1
DANN
Uncertain
0.98
DEOGEN2
Benign
0.0073
T;T
Eigen
Benign
-1.2
Eigen_PC
Benign
-1.3
FATHMM_MKL
Benign
0.012
N
LIST_S2
Benign
0.67
.;T
MetaRNN
Benign
0.0033
T;T
MetaSVM
Benign
-0.94
T
MutationAssessor
Benign
1.2
L;L
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.35
T
PROVEAN
Benign
-0.23
N;.
REVEL
Benign
0.013
Sift
Benign
0.30
T;.
Sift4G
Benign
0.85
T;.
Polyphen
0.0010
B;B
Vest4
0.081
MVP
0.067
MPC
0.14
ClinPred
0.0050
T
GERP RS
-6.1
Varity_R
0.032
gMVP
0.16

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: rs34977955; hg19: chr18-43460123; COSMIC: COSV105864173; API