Gene description for Actr3
Gene name ARP3 actin-related protein 3
Gene symbol Actr3
Other names/aliases 1200003A09Rik
Arp3
Species Mus musculus
 Database cross references - Actr3
ExoCarta ExoCarta_74117
Vesiclepedia VP_74117
Entrez Gene 74117
UniProt Q99JY9  
 Actr3 identified in sEVs derived from the following tissue/cell type
Colon cancer cells 37309723    
Mast cells 17486113    
T-cell lymphoma cells 37309723    
 Gene ontology annotations for Actr3
Molecular Function
    actin binding GO:0003779 ISO
    structural constituent of cytoskeleton GO:0005200 IEA
    structural constituent of cytoskeleton GO:0005200 ISO
    protein binding GO:0005515 IPI
    ATP binding GO:0005524 IEA
    actin filament binding GO:0051015 IBA
    actin filament binding GO:0051015 IEA
    actin filament binding GO:0051015 ISO
    ATPase binding GO:0051117 ISO
Biological Process
    establishment or maintenance of cell polarity GO:0007163 IGI
    asymmetric cell division GO:0008356 IGI
    positive regulation of lamellipodium assembly GO:0010592 ISO
    positive regulation of lamellipodium assembly GO:0010592 ISS
    positive regulation of fibroblast migration GO:0010763 ISO
    meiotic chromosome movement towards spindle pole GO:0016344 IGI
    negative regulation of axon extension GO:0030517 ISO
    positive regulation of actin filament polymerization GO:0030838 ISO
    regulation of actin cytoskeleton organization GO:0032956 ISO
    meiotic cytokinesis GO:0033206 IGI
    Arp2/3 complex-mediated actin nucleation GO:0034314 IBA
    Arp2/3 complex-mediated actin nucleation GO:0034314 ISO
    Arp2/3 complex-mediated actin nucleation GO:0034314 ISS
    regulation of myosin II filament organization GO:0043519 ISO
    positive regulation of neuron differentiation GO:0045666 ISO
    positive regulation of transcription by RNA polymerase II GO:0045944 ISO
    positive regulation of transcription by RNA polymerase II GO:0045944 ISS
    astrocyte differentiation GO:0048708 ISO
    positive regulation of astrocyte differentiation GO:0048711 ISO
    positive regulation of dendrite morphogenesis GO:0050775 ISO
    meiotic cell cycle GO:0051321 IGI
    positive regulation of filopodium assembly GO:0051491 ISO
    spindle localization GO:0051653 IGI
    positive regulation of synapse assembly GO:0051965 ISO
    cilium assembly GO:0060271 ISO
    cilium assembly GO:0060271 ISS
    positive regulation of dendritic spine morphogenesis GO:0061003 ISO
    cellular response to type II interferon GO:0071346 IGI
    cellular response to tumor necrosis factor GO:0071356 ISO
    cellular response to transforming growth factor beta stimulus GO:0071560 ISO
    positive regulation of protein targeting to membrane GO:0090314 ISO
    postsynaptic actin cytoskeleton organization GO:0098974 ISO
    postsynapse organization GO:0099173 ISO
    positive regulation of protein localization to plasma membrane GO:1903078 ISO
    negative regulation of bleb assembly GO:1904171 ISO
Subcellular Localization
    Golgi membrane GO:0000139 ISO
    ruffle GO:0001726 ISO
    podosome GO:0002102 ISO
    nucleus GO:0005634 ISO
    nucleus GO:0005634 ISS
    cytoplasm GO:0005737 ISO
    cytoplasm GO:0005737 ISS
    actin filament GO:0005884 ISO
    Arp2/3 protein complex GO:0005885 IBA
    Arp2/3 protein complex GO:0005885 ISO
    Arp2/3 protein complex GO:0005885 ISS
    brush border GO:0005903 IDA
    cell-cell junction GO:0005911 IDA
    cell-cell junction GO:0005911 ISO
    lamellipodium GO:0030027 IDA
    lamellipodium GO:0030027 ISO
    hemidesmosome GO:0030056 ISO
    cell leading edge GO:0031252 ISO
    site of double-strand break GO:0035861 ISS
    perinuclear region of cytoplasm GO:0048471 ISO
    excitatory synapse GO:0060076 ISO
    podosome core GO:0061825 ISO
    apical tubulobulbar complex GO:0061828 ISO
    concave side of sperm head GO:0061830 ISO
    apical ectoplasmic specialization GO:0061831 ISO
    basal ectoplasmic specialization GO:0061832 ISO
    leading edge of lamellipodium GO:0061851 ISO
    postsynapse GO:0098794 ISO
    glutamatergic synapse GO:0098978 ISO
 Experiment description of studies that identified Actr3 in sEVs
1
Experiment ID 907
MISEV standards
EM
Biophysical techniques
Tsg101|Sdcbp|Cd151|Gapdh|Lamp2|Cd81|Cd82|Cd9|Cd63|Cd80|Flot2|Tfrc|Rab35|Rab5a
Enriched markers
HSPA5
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 37309723    
Organism Mus musculus
Experiment description Proteomic analysis of the small extracellular vesicles and soluble secretory proteins from cachexia inducing and non-inducing cancer cells
Authors "Chitti SV, Kang T, Fonseka P, Marzan AL, Stewart S, Shahi S, Bramich K, Ang CS, Pathan M, Gummadi S, Mathivanan S."
Journal name Proteomics
Publication year 2023
Sample Colon cancer cells
Sample name C26
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
2
Experiment ID 15
MISEV standards
EM
Biophysical techniques
CD63
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 17486113    
Organism Mus musculus
Homo sapiens
Experiment description Exosome-mediated transfer of mRNAs and microRNAs is a novel mechanism of genetic exchange between cells.
Authors "Valadi H, Ekstrom K, Bossios A, Sjostrand M, Lee JJ, Lotvall JO"
Journal name NCB
Publication year 2007
Sample Mast cells
Sample name MC9
Bone marrow-derived mast cells
HMC-1
Isolation/purification methods Filtration
Ultracentrifugation
Sucrose density gradient
Flotation density 1.11-1.21 g/mL
Molecules identified in the study Protein
mRNA
miRNA
Methods used in the study Mass spectrometry [MALDI TOF]
Western blotting
Microarray
miRCURY LNA Array
3
Experiment ID 908
MISEV standards
EM
Biophysical techniques
Tsg101|Sdcbp|Cd151|Gapdh|Lamp2|Cd81|Cd82|Cd9|Cd63|Cd80|Flot2|Tfrc|Rab35|Rab5a
Enriched markers
HSPA5
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 37309723    
Organism Mus musculus
Experiment description Proteomic analysis of the small extracellular vesicles and soluble secretory proteins from cachexia inducing and non-inducing cancer cells
Authors "Chitti SV, Kang T, Fonseka P, Marzan AL, Stewart S, Shahi S, Bramich K, Ang CS, Pathan M, Gummadi S, Mathivanan S."
Journal name Proteomics
Publication year 2023
Sample T-cell lymphoma cells
Sample name EL4
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
 Protein-protein interactions for Actr3
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Kctd13  
Affinity Capture-MS Mus musculus
2 Mettl21e  
Affinity Capture-MS Mus musculus
3 Anp32b 67628
Co-fractionation Mus musculus
4 Atxn1  
Affinity Capture-MS Mus musculus
5 Eed  
Affinity Capture-MS Mus musculus
6 Traf6  
Affinity Capture-MS Mus musculus
Affinity Capture-Western Mus musculus
7 Rprd1b  
Co-fractionation Mus musculus
8 Tpd52l2  
Co-fractionation Mus musculus
9 Pou5f1  
Affinity Capture-MS Mus musculus
10 Unk  
Affinity Capture-RNA Mus musculus
11 VASP 7408
Affinity Capture-MS Homo sapiens
12 Kcnma1  
Affinity Capture-MS Mus musculus
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