rs1060502681

Variant names:

Variant summary

Our verdict is Uncertain significance. The variant received 2 ACMG points: 2P and 0B. PM2

The NM_002230.4(JUP):c.1391G>A(p.Ser464Asn) variant causes a missense change. The variant allele was found at a frequency of 0.00000657 in 152,214 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)

Consequence

JUP
NM_002230.4 missense

Scores

Clinical Significance

Uncertain significance criteria provided, multiple submitters, no conflicts U:2

Conservation

PhyloP100: 5.04

Publications

1 publications found

Variant links:

Genes affected

JUP (HGNC:6207): (junction plakoglobin) This gene encodes a major cytoplasmic protein which is the only known constituent common to submembranous plaques of both desmosomes and intermediate junctions. This protein forms distinct complexes with cadherins and desmosomal cadherins and is a member of the catenin family since it contains a distinct repeating amino acid motif called the armadillo repeat. Mutation in this gene has been associated with Naxos disease. Alternative splicing occurs in this gene; however, not all transcripts have been fully described. [provided by RefSeq, Jul 2008]

JUP Gene-Disease associations (from GenCC):

arrhythmogenic right ventricular dysplasia 12
Inheritance: AD Classification: STRONG Submitted by: Labcorp Genetics (formerly Invitae)
inherited epidermolysis bullosa
Inheritance: AR Classification: STRONG Submitted by: Genomics England PanelApp
Naxos disease
Inheritance: AR Classification: STRONG, MODERATE, SUPPORTIVE Submitted by: Genomics England PanelApp, G2P, Orphanet, PanelApp Australia, Labcorp Genetics (formerly Invitae)
lethal acantholytic epidermolysis bullosa
Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet

JUP links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 2 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
JUP	NM_002230.4 link	c.1391G>A	p.Ser464Asn	missense_variant	Exon 8 of 14	ENST00000393931.8	NP_002221.1	P14923A0A0S2Z487

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	UniProt
JUP	ENST00000393931.8 link	c.1391G>A	p.Ser464Asn	missense_variant	Exon 8 of 14	1	NM_002230.4	ENSP00000377508.3	P14923
JUP	ENST00000310706.9 link	c.1391G>A	p.Ser464Asn	missense_variant	Exon 8 of 15	1		ENSP00000311113.5	P14923
JUP	ENST00000393930.5 link	c.1391G>A	p.Ser464Asn	missense_variant	Exon 8 of 15	5		ENSP00000377507.1	P14923
JUP	ENST00000585793.1 link	n.-12G>A		upstream_gene_variant		2

Frequencies

GnomAD3 genomes

AF:

0.00000657

AC:

AN:

152214

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000147

Gnomad OTH

AF:

0.00

GnomAD4 exome

Cov.:

GnomAD4 genome

AF:

0.00000657

AC:

AN:

152214

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

74368

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

41460

American (AMR)

AF:

0.00

AC:

AN:

15288

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.00

AC:

AN:

5190

South Asian (SAS)

AF:

0.00

AC:

AN:

4832

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10620

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.0000147

AC:

AN:

68034

Other (OTH)

AF:

0.00

AC:

AN:

2092

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.575

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Alfa

AF:

0.00

Hom.:

ClinVar

Significance: Uncertain significance

Submissions summary: Uncertain:2

Revision: criteria provided, multiple submitters, no conflicts

LINK: link

Submissions by phenotype

Cardiovascular phenotype

Uncertain:1

Oct 17, 2022

Ambry Genetics

Significance:Uncertain significance

Review Status:criteria provided, single submitter

Collection Method:clinical testing

The p.S464N variant (also known as c.1391G>A), located in coding exon 7 of the JUP gene, results from a G to A substitution at nucleotide position 1391. The serine at codon 464 is replaced by asparagine, an amino acid with highly similar properties. This amino acid position is conserved. In addition, this alteration is predicted to be tolerated by in silico analysis. Since supporting evidence is limited at this time, the clinical significance of this alteration remains unclear. -

Naxos disease;C1969081:Arrhythmogenic right ventricular dysplasia 12

Uncertain:1

Nov 24, 2016

Labcorp Genetics (formerly Invitae), Labcorp

Significance:Uncertain significance

Review Status:criteria provided, single submitter

Collection Method:clinical testing

Algorithms developed to predict the effect of missense changes on protein structure and function do not agree on the potential impact of this missense change (SIFT: "Deleterious"; PolyPhen-2: "Possibly Damaging"; Align-GVGD: "Class C0"). In summary, this variant is a novel missense change with uncertain impact on protein function. It has been classified as a Variant of Uncertain Significance. This variant is not present in population databases (ExAC no frequency) and has not been reported in the literature in individuals with a JUP-related disease. This sequence change replaces serine with asparagine at codon 464 of the JUP protein (p.Ser464Asn). The serine residue is moderately conserved and there is a small physicochemical difference between serine and asparagine. -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Pathogenic

0.91

BayesDel_addAF

Benign

-0.099

BayesDel_noAF

Benign

-0.38

CADD

Pathogenic

(source)

DANN

Uncertain

1.0

DEOGEN2

Uncertain

0.56

D;D;D

Eigen

Pathogenic

0.71

Eigen_PC

Pathogenic

0.69

FATHMM_MKL

Uncertain

0.96

LIST_S2

Pathogenic

0.98

.;.;D

M_CAP

Benign

0.016

MetaRNN

Uncertain

0.64

D;D;D

MetaSVM

Benign

-1.1

MutationAssessor

Uncertain

2.4

M;M;M

PhyloP100

5.0

PrimateAI

Uncertain

0.75

PROVEAN

Uncertain

-2.7

D;D;D

REVEL

Benign

0.12

Sift

Benign

0.057

T;T;T

Sift4G

Benign

0.074

T;T;T

Polyphen

1.0

D;D;D

Vest4

0.67

MutPred

0.42

Loss of glycosylation at S464 (P = 0.0468);Loss of glycosylation at S464 (P = 0.0468);Loss of glycosylation at S464 (P = 0.0468);

MVP

0.57

MPC

1.2

ClinPred

0.97

GERP RS

5.2

Varity_R

0.81

gMVP

0.59

Mutation Taster

=50/50

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.010

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

Submissions by phenotype

Computational scores

Splicing

Publications

Other links and lift over