Gene description for Postn
Gene name periostin, osteoblast specific factor
Gene symbol Postn
Other names/aliases A630052E07Rik
AI747096
OSF-2
Osf2
PLF
PN
peri
Species Mus musculus
 Database cross references - Postn
ExoCarta ExoCarta_50706
Entrez Gene 50706
UniProt Q62009  
 Postn identified in exosomes derived from the following tissue/cell type
Mov neuroglial cells 15210972    
 Gene ontology annotations for Postn
Molecular Function
    cell adhesion molecule binding GO:0050839 IBA
    heparin binding GO:0008201 IDA
Biological Process
    extracellular matrix organization GO:0030198 IMP
    tissue development GO:0009888 IMP
    cell adhesion GO:0007155 ISO
    regulation of Notch signaling pathway GO:0008593 IMP
Subcellular Localization
    proteinaceous extracellular matrix GO:0005578 IDA
    Golgi apparatus GO:0005794 IEA
    extracellular space GO:0005615 IBA
    extracellular region GO:0005576 IEA
    trans-Golgi network GO:0005802 ISO
    extracellular matrix GO:0031012 ISO
 Experiment description of studies that identified Postn in exosomes
1
Experiment ID 39
ISEV standards
IEM
EV Biophysical techniques
TSG101|HSC70
EV Cytosolic markers
FLOT1
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 15210972    
Organism Mus musculus
Experiment description Cells release prions in association with exosomes.
Authors Fevrier B, Vilette D, Archer F, Loew D, Faigle W, Vidal M, Laude H, Raposo G
Journal name PNAS
Publication year 2004
Sample Mov neuroglial cells
Sample name Mov neuroglial cell
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Flotation density 1.14 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [QSTAR]
Western blotting
Immunoelectron Microscopy
 Protein-protein interactions for Postn
  Protein Interactor ExoCarta ID Identification method PubMed Species
No interactions are found.
 Pathways in which Postn is involved
No pathways found





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