Gene description for RAPGEF3
Gene name Rap guanine nucleotide exchange factor (GEF) 3
Gene symbol RAPGEF3
Other names/aliases CAMP-GEFI
EPAC
EPAC1
HSU79275
bcm910
Species Homo sapiens
 Database cross references - RAPGEF3
ExoCarta ExoCarta_10411
Entrez Gene 10411
HGNC 16629
MIM 606057
UniProt O95398  
 RAPGEF3 identified in exosomes derived from the following tissue/cell type
Neuroblastoma cells 25944692    
Urine 19056867    
 Gene ontology annotations for RAPGEF3
Molecular Function
    Rap guanyl-nucleotide exchange factor activity GO:0017034 IMP
    cAMP binding GO:0030552 IEA
    cAMP-dependent protein kinase regulator activity GO:0008603 IEA
    guanyl-nucleotide exchange factor activity GO:0005085 TAS
    protein binding GO:0005515 IPI
Biological Process
    positive regulation of syncytium formation by plasma membrane fusion GO:0060143 IMP
    regulation of actin cytoskeleton reorganization GO:2000249 IMP
    regulation of histone H3-K9 acetylation GO:2000615 IMP
    negative regulation of syncytium formation by plasma membrane fusion GO:0034242 IMP
    cellular response to cAMP GO:0071320 IDA
    positive regulation of protein export from nucleus GO:0046827 IDA
    cAMP-mediated signaling GO:0019933 NAS
    positive regulation of stress fiber assembly GO:0051496 IMP
    signal transduction GO:0007165 TAS
    cell proliferation GO:0008283 TAS
    small molecule metabolic process GO:0044281 TAS
    positive regulation of peptidyl-serine phosphorylation GO:0033138 IDA
    regulation of insulin secretion GO:0050796 TAS
    energy reserve metabolic process GO:0006112 TAS
    positive regulation of cAMP catabolic process GO:0030822 NAS
    Rap protein signal transduction GO:0032486 IMP
    angiogenesis GO:0001525 IEA
    positive regulation of GTPase activity GO:0043547 IMP
    regulation of protein kinase activity GO:0045859 IEA
    positive regulation of protein acetylation GO:1901985 IMP
    positive regulation of angiogenesis GO:0045766 IMP
    platelet activation GO:0030168 TAS
    blood coagulation GO:0007596 TAS
    establishment of endothelial barrier GO:0061028 IMP
Subcellular Localization
    membrane GO:0016020 TAS
    endomembrane system GO:0012505 IEA
    plasma membrane GO:0005886 TAS
    cAMP-dependent protein kinase complex GO:0005952 IEA
    extracellular exosome GO:0070062 IDA
 Experiment description of studies that identified RAPGEF3 in exosomes
1
Experiment ID 224
ISEV standards
EM|AFM
EV Biophysical techniques
Alix|TSG101
EV Cytosolic markers
CD63|CD81
EV Membrane markers
GOLGA2
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25944692    
Organism Homo sapiens
Experiment description Proteogenomic analysis reveals exosomes are more oncogenic than ectosomes
Authors Keerthikumar S, Gangoda L, Liem M, Fonseka P, Atukorala I, Ozcitti C, Mechler A, Adda CG, Ang CS, Mathivanan S
Journal name Oncotarget
Publication year 2015
Sample Neuroblastoma cells
Sample name SH-SY5Y
Isolation/purification methods Differential centrifugation
Ultracentrifugation
OptiPrep density gradient
Flotation density 1.10 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
Western blotting
2
Experiment ID 63
ISEV standards
EV Biophysical techniques
EV Cytosolic markers
AQP2
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 19056867    
Organism Homo sapiens
Experiment description Large-scale proteomics and phosphoproteomics of urinary exosomes.
Authors Gonzales PA, Pisitkun T, Hoffert JD, Tchapyjnikov D, Star RA, Kleta R, Wang NS, Knepper MA
Journal name JASN
Publication year 2009
Sample Urine
Sample name Urine - Normal
Isolation/purification methods Differential centrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [LTQ]
Western blotting
 Protein-protein interactions for RAPGEF3
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 RAP1A 5906
Biochemical Activity Homo sapiens
2 RAP2A 5911
Biochemical Activity Homo sapiens
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