Gene description for ARHGAP1
Gene name Rho GTPase activating protein 1
Gene symbol ARHGAP1
Other names/aliases CDC42GAP
RHOGAP
RHOGAP1
p50rhoGAP
Species Homo sapiens
 Database cross references - ARHGAP1
ExoCarta ExoCarta_392
Entrez Gene 392
HGNC 673
MIM 602732
UniProt Q07960  
 ARHGAP1 identified in exosomes derived from the following tissue/cell type
Bladder cancer cells 20224111    
Ovarian cancer cells 23333927    
Ovarian cancer cells 23333927    
Platelets 25332113    
Platelets 25332113    
Platelets 25332113    
Urine 19056867    
 Gene ontology annotations for ARHGAP1
Molecular Function
    GTPase activator activity GO:0005096 IDA
    SH3 domain binding GO:0017124 IEA
    SH3/SH2 adaptor activity GO:0005070 TAS
    protein binding GO:0005515 IPI
Biological Process
    Rho protein signal transduction GO:0007266 TAS
    small GTPase mediated signal transduction GO:0007264 TAS
    regulation of small GTPase mediated signal transduction GO:0051056 TAS
    positive regulation of signal transduction GO:0009967 TAS
    positive regulation of GTPase activity GO:0043547 IEA
Subcellular Localization
    extracellular exosome GO:0070062 IDA
    cytosol GO:0005829 TAS
    ruffle GO:0001726 IEA
    cytoplasm GO:0005737 IBA
    plasma membrane GO:0005886 IEA
 Experiment description of studies that identified ARHGAP1 in exosomes
1
Experiment ID 76
ISEV standards
✔
EM
EV Biophysical techniques
✔
TSG101|GAPDH|HSP90
EV Cytosolic markers
✔
CD81|CD9|CD63|LAMP1|MHCI
EV Membrane markers
✔
HSP90B1
EV Negative markers
✘ EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 20224111    
Organism Homo sapiens
Experiment description Proteomics analysis of bladder cancer exosomes.
Authors Welton JL, Khanna S, Giles PJ, Brennan P, Brewis IA, Staffurth J, Mason MD, Clayton A.
Journal name MCP
Publication year 2010
Sample Bladder cancer cells
Sample name HT1376
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Flotation density 1.10-1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [MALDI TOF/TOF]
Western blotting
FACS
2
Experiment ID 211
ISEV standards
✔
EM
EV Biophysical techniques
✔
TSG101|Alix
EV Cytosolic markers
✔
EpCAM|TFRC
EV Membrane markers
✔
cytochrome c|GOLGA2
EV Negative markers
✘ EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23333927    
Organism Homo sapiens
Experiment description Characterization and proteomic analysis of ovarian cancer-derived exosomes.
Authors Liang B, Peng P, Chen S, Li L, Zhang M, Cao D, Yang J, Li H, Gui T, Li X, Shen K.
Journal name J Proteomics
Publication year 2013
Sample Ovarian cancer cells
Sample name IGROV1
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density 1.09-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
3
Experiment ID 212
ISEV standards
✔
CEM
EV Biophysical techniques
✔
TSG101|Alix
EV Cytosolic markers
✔
EpCAM|TFRC
EV Membrane markers
✔
Cytochrome C|GOLGA2
EV Negative markers
✘ EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23333927    
Organism Homo sapiens
Experiment description Characterization and proteomic analysis of ovarian cancer-derived exosomes.
Authors Liang B, Peng P, Chen S, Li L, Zhang M, Cao D, Yang J, Li H, Gui T, Li X, Shen K.
Journal name J Proteomics
Publication year 2013
Sample Ovarian cancer cells
Sample name OVCAR-3
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density 1.09-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
4
Experiment ID 231
ISEV standards
✘ EV Biophysical techniques
✔
Alix
EV Cytosolic markers
✔
CD63|CD9
EV Membrane markers
✘ EV Negative markers
✔
NTA
EV Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25332113    
Organism Homo sapiens
Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets
Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G.
Journal name Transfusion
Publication year 2015
Sample Platelets
Sample name PL-Exs - Rep 1
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Optiprep density gradient
Flotation density 1.12-1.15 g/mL
Molecules identified in the study Protein
Lipids
Methods used in the study Western blotting
Mass spectrometry
5
Experiment ID 232
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 25332113    
Organism Homo sapiens
Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets
Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G.
Journal name Transfusion
Publication year 2015
Sample Platelets
Sample name PL-Exs - Rep 2
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Optiprep density gradient
Flotation density 1.12-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
6
Experiment ID 233
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 25332113    
Organism Homo sapiens
Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets
Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G.
Journal name Transfusion
Publication year 2015
Sample Platelets
Sample name PL-Exs - Rep 3
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Optiprep density gradient
Flotation density 1.12-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
7
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 ARHGAP1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 RASA1 5921
Affinity Capture-MS Homo sapiens
2 CDC42 998
Two-hybrid Homo sapiens
Invitro Homo sapiens
Affinity Capture-MS Homo sapiens
3 SRC 6714
Invitro Homo sapiens
Affinity Capture-MS Homo sapiens
4 PIK3R1 5295
Invitro Homo sapiens
5 ARHGAP1 392
Affinity Capture-MS Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-MS Homo sapiens
Reconstituted Complex Homo sapiens
6 BNIPL  
Two-hybrid Homo sapiens
7 WAS 7454
Affinity Capture-MS Homo sapiens
8 RHOC 389
Two-hybrid Homo sapiens
9 RHOA 387
Two-hybrid Homo sapiens
Affinity Capture-MS Homo sapiens
Reconstituted Complex Homo sapiens
Invitro Homo sapiens
Biochemical Activity Homo sapiens
10 BNIP2  
Reconstituted Complex Homo sapiens
Two-hybrid Homo sapiens
Invivo Homo sapiens
Invitro Homo sapiens
Two-hybrid Homo sapiens
Affinity Capture-MS Homo sapiens
Reconstituted Complex Homo sapiens
View the network image/svg+xml
 Pathways in which ARHGAP1 is involved
PathwayEvidenceSource
Rho GTPase cycle TAS Reactome





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