rs1555738943

Variant summary

Our verdict is Uncertain significance. The variant received 5 ACMG points: 5P and 0B. PVS1_ModeratePM2PP5

The NM_172341.4(PSENEN):​c.279delC​(p.Phe94SerfsTer51) variant causes a frameshift change. The variant was absent in control chromosomes in GnomAD project. Variant has been reported in ClinVar as Pathogenic (no stars).

Frequency

Genomes: not found (cov: 31)

Consequence

PSENEN
NM_172341.4 frameshift

Scores

Not classified

Clinical Significance

Pathogenic no assertion criteria provided P:1

Conservation

PhyloP100: 5.45

Publications

4 publications found
Variant links:
Genes affected
PSENEN (HGNC:30100): (presenilin enhancer, gamma-secretase subunit) Presenilins, which are components of the gamma-secretase protein complex, are required for intramembranous processing of some type I transmembrane proteins, such as the Notch proteins and the beta-amyloid precursor protein. Signaling by Notch receptors mediates a wide range of developmental cell fates. Processing of the beta-amyloid precursor protein generates neurotoxic amyloid beta peptides, the major component of senile plaques associated with Alzheimer's disease. This gene encodes a protein that is required for Notch pathway signaling, and for the activity and accumulation of gamma-secretase. Mutations resulting in haploinsufficiency for this gene cause familial acne inversa-2 (ACNINV2). Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jul 2013]
PSENEN Gene-Disease associations (from GenCC):
  • acne inversa, familial, 2
    Inheritance: AD Classification: STRONG Submitted by: Ambry Genetics, Labcorp Genetics (formerly Invitae), Genomics England PanelApp
  • Dowling-Degos disease
    Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 5 ACMG points.

PVS1
Loss of function variant, product does not undergo nonsense mediated mRNA decay. Variant is located in the 3'-most exon, not predicted to undergo nonsense mediated mRNA decay. Fraction of 0.0882 CDS is truncated, and there are 1 pathogenic variants in the truncated region.
PM2
Very rare variant in population databases, with high coverage;
PP5
Variant 19-35746818-TC-T is Pathogenic according to our data. Variant chr19-35746818-TC-T is described in ClinVar as Pathogenic. ClinVar VariationId is 30682.Status of the report is no_assertion_criteria_provided, 0 stars.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_172341.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
PSENEN
NM_172341.4
MANE Select
c.279delCp.Phe94SerfsTer51
frameshift
Exon 4 of 4NP_758844.1Q9NZ42
PSENEN
NM_001281532.3
c.279delCp.Phe94SerfsTer51
frameshift
Exon 4 of 4NP_001268461.1Q9NZ42

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
PSENEN
ENST00000587708.7
TSL:1 MANE Select
c.279delCp.Phe94SerfsTer51
frameshift
Exon 4 of 4ENSP00000468411.1Q9NZ42
PSENEN
ENST00000222266.2
TSL:1
c.279delCp.Phe94SerfsTer51
frameshift
Exon 4 of 4ENSP00000222266.1Q9NZ42
ENSG00000188223
ENST00000591613.2
TSL:2
n.166+297delC
intron
N/AENSP00000468389.2K7ERS5

Frequencies

GnomAD3 genomes
Cov.:
31
GnomAD4 exome
Cov.:
31
GnomAD4 genome
Cov.:
31

ClinVar

ClinVar submissions
Significance:Pathogenic
Revision:no assertion criteria provided
View on ClinVar
Pathogenic
VUS
Benign
Condition
1
-
-
Acne inversa, familial, 2 (1)

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
PhyloP100
5.5
Mutation Taster
=0/200
disease causing (ClinVar)

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

Other links and lift over

dbSNP: rs1555738943; hg19: chr19-36237719; API