Gene description for Rap1a
Gene name RAP1A, member of RAS oncogene family
Gene symbol Rap1a
Other names/aliases RAP-1A
rap 1A
Species Rattus norvegicus
 Database cross references - Rap1a
ExoCarta ExoCarta_295347
Vesiclepedia VP_295347
Entrez Gene 295347
UniProt P62836  
 Rap1a identified in sEVs derived from the following tissue/cell type
Adipocytes 25998041    
Urine 20535238    
 Gene ontology annotations for Rap1a
Molecular Function
    GTPase activity GO:0003924 IBA
    GTPase activity GO:0003924 IEA
    GTPase activity GO:0003924 ISO
    G protein activity GO:0003925 IEA
    guanyl-nucleotide exchange factor activity GO:0005085 IMP
    protein binding GO:0005515 IPI
    GTP binding GO:0005525 IBA
    GTP binding GO:0005525 IDA
    GTP binding GO:0005525 IEA
    GDP binding GO:0019003 IBA
    small GTPase binding GO:0031267 ISO
    protein-containing complex binding GO:0044877 ISO
Biological Process
    signal transduction GO:0007165 IEA
    small GTPase-mediated signal transduction GO:0007264 ISO
    nervous system development GO:0007399 IEA
    response to carbohydrate GO:0009743 IEP
    positive regulation of neuron projection development GO:0010976 IMP
    positive regulation of neuron projection development GO:0010976 ISO
    synaptic vesicle exocytosis GO:0016079 ISO
    microvillus assembly GO:0030033 ISO
    Rap protein signal transduction GO:0032486 IBA
    Rap protein signal transduction GO:0032486 IEA
    Rap protein signal transduction GO:0032486 ISO
    Rap protein signal transduction GO:0032486 ISS
    negative regulation of collagen biosynthetic process GO:0032966 IMP
    nerve growth factor signaling pathway GO:0038180 IDA
    positive regulation of GTPase activity GO:0043547 IMP
    positive regulation of protein kinase activity GO:0045860 IMP
    positive regulation of D-glucose import GO:0046326 IMP
    positive regulation of phagocytosis GO:0050766 IMP
    positive regulation of Fc receptor mediated stimulatory signaling pathway GO:0060369 IMP
    establishment of endothelial barrier GO:0061028 ISO
    establishment of endothelial barrier GO:0061028 ISS
    positive regulation of ERK1 and ERK2 cascade GO:0070374 IMP
    positive regulation of ERK1 and ERK2 cascade GO:0070374 ISO
    cellular response to cAMP GO:0071320 IBA
    cellular response to cAMP GO:0071320 IEP
    cellular response to cAMP GO:0071320 ISO
    cellular response to cAMP GO:0071320 ISS
    cellular response to organic cyclic compound GO:0071407 IDA
    cellular response to xenobiotic stimulus GO:0071466 IDA
    protein localization to plasma membrane GO:0072659 ISO
    protein localization to plasma membrane GO:0072659 ISS
    response to antineoplastic agent GO:0097327 IDA
    liver regeneration GO:0097421 IEP
    regulation of neurotransmitter receptor localization to postsynaptic specialization membrane GO:0098696 ISO
    regulation of cell junction assembly GO:1901888 ISO
    regulation of cell junction assembly GO:1901888 ISS
    cellular response to nerve growth factor stimulus GO:1990090 IDA
    cellular response to nerve growth factor stimulus GO:1990090 IEP
    negative regulation of synaptic vesicle exocytosis GO:2000301 IBA
    negative regulation of synaptic vesicle exocytosis GO:2000301 ISO
    positive regulation of vasculogenesis GO:2001214 ISO
    positive regulation of vasculogenesis GO:2001214 ISS
Subcellular Localization
    cytoplasm GO:0005737 IDA
    cytoplasm GO:0005737 ISO
    cytoplasm GO:0005737 ISS
    early endosome GO:0005769 IDA
    late endosome GO:0005770 IDA
    cytosol GO:0005829 IEA
    cytosol GO:0005829 TAS
    plasma membrane GO:0005886 IBA
    plasma membrane GO:0005886 IEA
    plasma membrane GO:0005886 ISO
    endomembrane system GO:0012505 IEA
    membrane GO:0016020 IEA
    cell junction GO:0030054 ISO
    cell junction GO:0030054 ISS
    guanyl-nucleotide exchange factor complex GO:0032045 ISO
    neuron projection GO:0043005 ISO
    phagocytic vesicle GO:0045335 IDA
    perinuclear region of cytoplasm GO:0048471 IDA
    perinuclear region of cytoplasm GO:0048471 ISO
    perinuclear region of cytoplasm GO:0048471 ISS
    anchoring junction GO:0070161 IEA
    sperm midpiece GO:0097225 ISO
    sperm midpiece GO:0097225 ISS
    presynapse GO:0098793 IEA
    glutamatergic synapse GO:0098978 ISO
 Experiment description of studies that identified Rap1a in sEVs
1
Experiment ID 225
MISEV standards
✔
EM
Biophysical techniques
✔
GAPDH|CD63
Enriched markers
✘ Negative markers
✔
NTA
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25998041    
Organism Rattus norvegicus
Experiment description Proteomic Analysis of Extracellular Vesicles Released by Adipocytes of Otsuka Long-Evans Tokushima Fatty (OLETF) Rats.
Authors "Lee JE, Moon PG, Lee IK, Baek MC"
Journal name Protein J
Publication year 2015
Sample Adipocytes
Sample name Adipocytes
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
Western blotting
2
Experiment ID 192
MISEV standards
✔
CEM
Biophysical techniques
✔
TSG101|HSP70|CD63|CD81|FLOT
Enriched markers
✘ Negative markers
✘ Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 20535238    
Organism Rattus norvegicus
Experiment description Candidate biomarkers in exosome-like vesicles purified from rat and mouse urine samples.
Authors "Conde-Vancells J, Rodriguez-Suarez E, Gonzalez E, Berisa A, Gil D, Embade N, Valle M, Luka Z, Elortza F, Wagner C, Lu SC, Mato JM, Falcon-Perez M."
Journal name Proteomics Clin Appl
Publication year 2010
Sample Urine
Sample name Urine - Rats of liver injury
Isolation/purification methods Differential centrifugation
Filtration
UltracentrifugationSucrose cushion
Sucrose density gradient
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
 Protein-protein interactions for Rap1a
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Mib1  
Affinity Capture-MS Rattus norvegicus
2 Sumo3  
Affinity Capture-MS Rattus norvegicus
3 Gja1  
Affinity Capture-MS Rattus norvegicus
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