Gene description for RAPGEF6
Gene name Rap guanine nucleotide exchange factor (GEF) 6
Gene symbol RAPGEF6
Other names/aliases KIA001LB
PDZ-GEF2
PDZGEF2
RA-GEF-2
RAGEF2
Species Homo sapiens
 Database cross references - RAPGEF6
ExoCarta ExoCarta_51735
Entrez Gene 51735
HGNC 20655
MIM 610499
UniProt Q8TEU7  
 RAPGEF6 identified in exosomes derived from the following tissue/cell type
Neuroblastoma cells 25944692    
 Gene ontology annotations for RAPGEF6
Molecular Function
    phosphatidic acid binding GO:0070300 IDA
    protein binding GO:0005515 IPI
    guanyl-nucleotide exchange factor activity GO:0005085 IDA
    Ras GTPase binding GO:0017016 IDA
    GTP-dependent protein binding GO:0030742 IDA
Biological Process
    protein localization to plasma membrane GO:0072659 IMP
    Ras protein signal transduction GO:0007265 NAS
    microvillus assembly GO:0030033 IGI
    regulation of GTPase activity GO:0043087 NAS
    establishment of endothelial intestinal barrier GO:0090557 IMP
    positive regulation of GTPase activity GO:0043547 IMP
Subcellular Localization
    plasma membrane GO:0005886 IDA
    endocytic vesicle GO:0030139 IDA
    apical plasma membrane GO:0016324 IDA
    cytosol GO:0005829 IDA
 Experiment description of studies that identified RAPGEF6 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
 Protein-protein interactions for RAPGEF6
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 GTP  
Invitro Homo sapiens
2 PTPN13 5783
Invitro Homo sapiens
Two-hybrid Homo sapiens
3 MRAS  
Invivo Homo sapiens
Invitro Homo sapiens
4 RAP1A 5906
Invivo Homo sapiens
Invitro Homo sapiens
5 RAP2A 5911
Invivo Homo sapiens
Invitro Homo sapiens
View the network image/svg+xml
 Pathways in which RAPGEF6 is involved
No pathways found





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