rs797044795
Variant summary
Our verdict is Benign. The variant received -9 ACMG points: 0P and 9B. BP4_StrongBP6BS1
The NM_002230.4(JUP):c.1172G>A(p.Ser391Asn) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000171 in 1,614,046 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars). Synonymous variant affecting the same amino acid position (i.e. S391S) has been classified as Likely benign.
Frequency
Consequence
NM_002230.4 missense
Scores
Clinical Significance
Conservation
Publications
- arrhythmogenic right ventricular dysplasia 12Inheritance: AD Classification: STRONG Submitted by: Labcorp Genetics (formerly Invitae)
- inherited epidermolysis bullosaInheritance: AR Classification: STRONG Submitted by: Genomics England PanelApp
- Naxos diseaseInheritance: AR Classification: STRONG, MODERATE, SUPPORTIVE Submitted by: Genomics England PanelApp, G2P, Orphanet, PanelApp Australia, Labcorp Genetics (formerly Invitae)
- lethal acantholytic epidermolysis bullosaInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
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ACMG classification
Our verdict: Benign. The variant received -9 ACMG points.
Transcripts
RefSeq
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | MANE | Protein | UniProt |
|---|---|---|---|---|---|---|---|---|
| JUP | NM_002230.4 | c.1172G>A | p.Ser391Asn | missense_variant | Exon 8 of 14 | ENST00000393931.8 | NP_002221.1 |
Ensembl
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | TSL | MANE | Protein | Appris | UniProt |
|---|---|---|---|---|---|---|---|---|---|---|
| JUP | ENST00000393931.8 | c.1172G>A | p.Ser391Asn | missense_variant | Exon 8 of 14 | 1 | NM_002230.4 | ENSP00000377508.3 | ||
| JUP | ENST00000310706.9 | c.1172G>A | p.Ser391Asn | missense_variant | Exon 8 of 15 | 1 | ENSP00000311113.5 | |||
| JUP | ENST00000393930.5 | c.1172G>A | p.Ser391Asn | missense_variant | Exon 8 of 15 | 5 | ENSP00000377507.1 | |||
| JUP | ENST00000585793.1 | n.-231G>A | upstream_gene_variant | 2 |
Frequencies
GnomAD3 genomes AF: 0.000151 AC: 23AN: 152216Hom.: 0 Cov.: 32 show subpopulations
GnomAD2 exomes AF: 0.000232 AC: 58AN: 250442 AF XY: 0.000222 show subpopulations
GnomAD4 exome AF: 0.000173 AC: 253AN: 1461712Hom.: 0 Cov.: 32 AF XY: 0.000193 AC XY: 140AN XY: 727166 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.000151 AC: 23AN: 152334Hom.: 0 Cov.: 32 AF XY: 0.000107 AC XY: 8AN XY: 74484 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
not provided Uncertain:1Benign:3
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Variant summary: The JUP c.1172G>A (p.Ser391Asn) variant involves the alteration of a non-conserved nucleotide. 3/3 in silico tools predict a benign outcome for this variant. This variant was found in 29/122542 control chromosomes at a frequency of 0.0002367, which is approximately 24 times the estimated maximal expected allele frequency of a pathogenic JUP variant (0.00001), suggesting this variant is likely a benign polymorphism. The variant of interest has not, to our knowledge, been reported in affected individuals via publications and/or reputable databases/clinical diagnostic laboratories. It has been classified as a likely benign by one clinical laboratory in ClinVar. One internal sample carrying this variant also carried a potentially pathogenic variant SCN5A c.5350G>A (p.E1784K) (classified as pathogenic by multiple labs and databases in ClinVar), further supporting the benign outcome. Taken together, this variant is classified as Benign. -
Naxos disease;C1969081:Arrhythmogenic right ventricular dysplasia 12 Uncertain:1Benign:1
JUP NM_002230.2 exon 8 p.Ser391Asn (c.1172G>A): This variant has not been reported in the literature but is present in 0.2% (27/10354) of Ashkenazi Jewish alleles in the Genome Aggregation Database (http://gnomad.broadinstitute.org/variant/17-39919560-C-T). This variant is present in ClinVar (Variation ID:191672). This variant amino acid Asparagine (Asn) is present in 4 species and is not well conserved among evolutionarily distant species; this suggests that this variant may not impact the protein. Additional computational prediction tools do not suggest an impact. In summary, data on this variant is insufficient for disease classification. Therefore, the clinical significance of this variant is uncertain. -
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Naxos disease Uncertain:1
This variant was observed as part of a predisposition screen in an ostensibly healthy population. A literature search was performed for the gene, cDNA change, and amino acid change (where applicable). No publications were found based on this search. Allele frequency data from public databases did not allow this variant to be ruled in or out of causing disease. Therefore, this variant is classified as a variant of unknown significance. -
Arrhythmogenic right ventricular dysplasia 12 Uncertain:1
This variant was observed as part of a predisposition screen in an ostensibly healthy population. A literature search was performed for the gene, cDNA change, and amino acid change (where applicable). No publications were found based on this search. Allele frequency data from public databases did not allow this variant to be ruled in or out of causing disease. Therefore, this variant is classified as a variant of unknown significance. -
not specified Benign:1
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JUP-related disorder Benign:1
This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
Cardiomyopathy Benign:1
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Cardiovascular phenotype Benign:1
This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at