Gene description for Rap2b
Gene name RAP2B, member of RAS oncogene family
Gene symbol Rap2b
Other names/aliases -
Species Rattus norvegicus
 Database cross references - Rap2b
ExoCarta ExoCarta_170923
Vesiclepedia VP_170923
Entrez Gene 170923
UniProt P61227  
 Rap2b identified in exosomes derived from the following tissue/cell type
Reticulocytes 21828046    
Reticulocytes 21828046    
Reticulocytes 21828046    
Reticulocytes 21828046    
 Gene ontology annotations for Rap2b
Molecular Function
    GTP binding GO:0005525 ISO
    GDP binding GO:0019003 ISO
    protein domain specific binding GO:0019904 ISO
Biological Process
    microvillus assembly GO:0030033 ISO
    negative regulation of cell migration GO:0030336 ISO
    platelet aggregation GO:0070527 ISO
    positive regulation of protein autophosphorylation GO:0031954 ISO
    regulation of protein tyrosine kinase activity GO:0061097 ISS
    platelet activation GO:0030168 ISO
    establishment of endothelial intestinal barrier GO:0090557 ISO
    Rap protein signal transduction GO:0032486 ISS
Subcellular Localization
    cytosol GO:0005829 ISO
    bicellular tight junction GO:0005923 ISO
    extracellular exosome GO:0070062 ISO
    membrane GO:0016020 ISO
    plasma membrane GO:0005886 ISO
    recycling endosome GO:0055037 ISO
    recycling endosome membrane GO:0055038 ISS
    membrane raft GO:0045121 ISO
    cell-cell contact zone GO:0044291 ISO
 Experiment description of studies that identified Rap2b in exosomes
1
Experiment ID 90
MISEV standards
EM
EV Biophysical techniques
HSC70|HSP90|TSG101|MHCI
EV Enriched markers
EV Negative markers
EV 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
2
Experiment ID 94
MISEV standards
EM
EV Biophysical techniques
TSG101|HSP90|HSC70|MHCI
EV Enriched markers
EV Negative markers
EV 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 - D4 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
3
Experiment ID 97
MISEV standards
EM
EV Biophysical techniques
TSG101|HSP90|HSC70|MHCI
EV Enriched markers
EV Negative markers
EV 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 - D4 Rep 2
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
4
Experiment ID 98
MISEV standards
EM
EV Biophysical techniques
TSG101|HSP90|HSC70|MHCI
EV Enriched markers
EV Negative markers
EV 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 - D7 Rep 2
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density 1.13-1.25 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 Rap2b
  Protein Interactor ExoCarta ID Identification method PubMed Species
No interactions are found.
 Pathways in which Rap2b is involved
No pathways found





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