Gene description for Psenen
Gene name presenilin enhancer gamma secretase subunit
Gene symbol Psenen
Other names/aliases RGD1312037
Species Rattus norvegicus
 Database cross references - Psenen
ExoCarta ExoCarta_292788
Vesiclepedia VP_292788
Entrez Gene 292788
UniProt Q6QI68  
 Psenen identified in sEVs derived from the following tissue/cell type
Reticulocytes 21828046    
 Gene ontology annotations for Psenen
Molecular Function
    enzyme binding GO:0019899 ISO
    endopeptidase activator activity GO:0061133 ISO
Biological Process
    membrane protein ectodomain proteolysis GO:0006509 ISO
    Notch signaling pathway GO:0007219 IEA
    Notch receptor processing GO:0007220 IBA
    Notch receptor processing GO:0007220 ISO
    positive regulation of endopeptidase activity GO:0010950 ISO
    protein processing GO:0016485 ISO
    membrane protein intracellular domain proteolysis GO:0031293 ISO
    amyloid-beta formation GO:0034205 ISO
    amyloid-beta formation GO:0034205 ISS
    amyloid precursor protein metabolic process GO:0042982 ISO
    amyloid precursor protein metabolic process GO:0042982 ISS
    amyloid precursor protein catabolic process GO:0042987 ISO
Subcellular Localization
    endoplasmic reticulum GO:0005783 ISO
    endoplasmic reticulum membrane GO:0005789 IEA
    Golgi apparatus GO:0005794 ISO
    plasma membrane GO:0005886 ISO
    membrane GO:0016020 ISO
    membrane GO:0016020 ISS
    Golgi cisterna membrane GO:0032580 IEA
    presynaptic membrane GO:0042734 IDA
    gamma-secretase complex GO:0070765 IBA
    gamma-secretase complex GO:0070765 ISO
    gamma-secretase complex GO:0070765 ISS
 Experiment description of studies that identified Psenen in sEVs
1
Experiment ID 90
MISEV standards
EM
Biophysical techniques
HSC70|HSP90|TSG101|MHCI
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry [Orbitrap]
PubMed ID 21828046    
Organism Rattus norvegicus
Experiment description The proteo-lipidic composition of exosomes changes during reticulocyte maturation.
Authors "Carayon K, Chaoui K, Ronzier E, Lazar I, Bertrand-Michel J, Roques V, Balor S, Terce F, Lopez A, Salome L, Joly E"
Journal name JBC
Publication year 2011
Sample Reticulocytes
Sample name Reticulocytes - D2 Rep 1
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density 1.16-1.21 g/mL
Molecules identified in the study Protein
Lipids
Methods used in the study Mass spectrometry [QSTAR]
Mass spectrometry [Orbitrap]
Western blotting
 Protein-protein interactions for Psenen
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Erlin2 290823
Affinity Capture-Western Rattus norvegicus
View the network image/svg+xml



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