Gene description for APOE
Gene name apolipoprotein E
Gene symbol APOE
Other names/aliases -
Species Bos taurus
 Database cross references - APOE
ExoCarta ExoCarta_281004
Entrez Gene 281004
UniProt Q03247  
 APOE identified in exosomes derived from the following tissue/cell type
Milk 23459212    
Serum 19327352    
 Gene ontology annotations for APOE
Molecular Function
    lipoprotein particle binding GO:0071813 IEA
    tau protein binding GO:0048156 IEA
    low-density lipoprotein particle receptor binding GO:0050750 IEA
    phosphatidylcholine-sterol O-acyltransferase activator activity GO:0060228 IEA
    heparin binding GO:0008201 IEA
    cholesterol transporter activity GO:0017127 IEA
    antioxidant activity GO:0016209 IEA
    beta-amyloid binding GO:0001540 ISS
    metal chelating activity GO:0046911 IEA
    protein homodimerization activity GO:0042803 IEA
    phospholipid binding GO:0005543 IEA
    very-low-density lipoprotein particle receptor binding GO:0070326 IEA
Biological Process
    negative regulation of neuron death GO:1901215 IEA
    positive regulation of neurofibrillary tangle assembly GO:1902998 IEA
    cGMP-mediated signaling GO:0019934 IEA
    positive regulation of presynaptic membrane organization GO:1901631 IEA
    positive regulation of postsynaptic membrane organization GO:1901628 IEA
    positive regulation of lipid transport across blood brain barrier GO:1903002 IEA
    negative regulation of platelet activation GO:0010544 IEA
    regulation of tau-protein kinase activity GO:1902947 IEA
    G-protein coupled receptor signaling pathway GO:0007186 IEA
    triglyceride metabolic process GO:0006641 IEA
    protein import GO:0017038 IEA
    reverse cholesterol transport GO:0043691 IEA
    high-density lipoprotein particle clearance GO:0034384 IEA
    alpha-amino-3-hydroxy-5-methyl-4-isoxazole propionate selective glutamate receptor clustering GO:0097113 IEA
    cholesterol catabolic process GO:0006707 IEA
    high-density lipoprotein particle assembly GO:0034380 IEA
    negative regulation of dendritic spine maintenance GO:1902951 IEA
    low-density lipoprotein particle remodeling GO:0034374 IEA
    very-low-density lipoprotein particle remodeling GO:0034372 IEA
    positive regulation of membrane protein ectodomain proteolysis GO:0051044 IEA
    maintenance of location in cell GO:0051651 IEA
    chylomicron remnant clearance GO:0034382 IEA
    lipoprotein biosynthetic process GO:0042158 IEA
    positive regulation of nitric-oxide synthase activity GO:0051000 IEA
    positive regulation of low-density lipoprotein particle receptor catabolic process GO:0032805 IEA
    fatty acid homeostasis GO:0055089 IEA
    regulation of gene expression GO:0010468 IEA
    vasodilation GO:0042311 IEA
    positive regulation of cholesterol esterification GO:0010873 IEA
    cellular calcium ion homeostasis GO:0006874 IEA
    positive regulation of lipid biosynthetic process GO:0046889 IEA
    response to oxidative stress GO:0006979 IEA
    cholesterol efflux GO:0033344 IEA
    response to dietary excess GO:0002021 IEA
    positive regulation of cGMP biosynthetic process GO:0030828 IEA
    negative regulation of beta-amyloid formation GO:1902430 IEA
    N-methyl-D-aspartate receptor clustering GO:0097114 IEA
    cholesterol homeostasis GO:0042632 IEA
    nitric oxide mediated signal transduction GO:0007263 IEA
    artery morphogenesis GO:0048844 IEA
    negative regulation of MAP kinase activity GO:0043407 IEA
    negative regulation of cholesterol biosynthetic process GO:0045541 IEA
    negative regulation of endothelial cell proliferation GO:0001937 IEA
    negative regulation of dendritic spine development GO:0061000 IEA
    very-low-density lipoprotein particle clearance GO:0034447 IEA
    positive regulation of cholesterol efflux GO:0010875 IEA
    receptor-mediated endocytosis GO:0006898 IEA
    regulation of beta-amyloid clearance GO:1900221 IEA
    negative regulation of presynaptic membrane organization GO:1901630 IEA
    positive regulation of phospholipid efflux GO:1902995 IEA
    negative regulation of cholesterol efflux GO:0090370 IEA
    negative regulation of lipid transport across blood brain barrier GO:1903001 IEA
    positive regulation of neuron death GO:1901216 IEA
    positive regulation of dendritic spine development GO:0060999 IEA
    positive regulation of dendritic spine maintenance GO:1902952 IEA
    regulation of Cdc42 protein signal transduction GO:0032489 IEA
    negative regulation of inflammatory response GO:0050728 IEA
    negative regulation of phospholipid efflux GO:1902999 IEA
    phospholipid efflux GO:0033700 IEA
    lipoprotein catabolic process GO:0042159 IEA
    negative regulation of postsynaptic membrane organization GO:1901627 IEA
    positive regulation of beta-amyloid formation GO:1902004 IEA
    high-density lipoprotein particle remodeling GO:0034375 IEA
    negative regulation of blood vessel endothelial cell migration GO:0043537 IEA
    long-chain fatty acid transport GO:0015909 IEA
Subcellular Localization
    extracellular matrix GO:0031012 IEA
    intermediate-density lipoprotein particle GO:0034363 IEA
    high-density lipoprotein particle GO:0034364 IEA
    chylomicron GO:0042627 IEA
    membrane GO:0016020 IEA
    blood microparticle GO:0072562 IEA
    low-density lipoprotein particle GO:0034362 IEA
    very-low-density lipoprotein particle GO:0034361 IEA
    extracellular exosome GO:0070062 IEA
    nucleus GO:0005634 IEA
 Experiment description of studies that identified APOE in exosomes
1
Experiment ID 213
ISEV standards
EV Biophysical techniques
EV Cytosolic markers
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23459212    
Organism Bos taurus
Experiment description Bovine milk proteome: Quantitative changes in normal milk exosomes, milk fat globule membranes and whey proteomes resulting from Staphylococcus aureus mastitis.
Authors Reinhardt TA, Sacco RE, Nonnecke BJ, Lippolis JD.
Journal name J Proteomics
Publication year 2013
Sample Milk
Sample name Staphylococcus aureus-infected-Milk
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Filtration
Sucrose density gradient
FACS
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
2
Experiment ID 187
ISEV standards
EM
EV Biophysical techniques
EV Cytosolic markers
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 19327352    
Organism Bos taurus
Experiment description Anchorage-independent growth of breast carcinoma cells is mediated by serum exosomes.
Authors Ochieng J, Pratap S, Khatua AK, Sakwe AM.
Journal name Exp Cell Res
Publication year 2009
Sample Serum
Sample name Normal - Fetal bovine serum
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
 Protein-protein interactions for APOE
  Protein Interactor ExoCarta ID Identification method PubMed Species
No interactions are found.



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