Gene description for Acta2
Gene name actin, alpha 2, smooth muscle, aorta
Gene symbol Acta2
Other names/aliases -
Species Rattus norvegicus
 Database cross references - Acta2
ExoCarta ExoCarta_81633
Vesiclepedia VP_81633
Entrez Gene 81633
UniProt P62738  
 Acta2 identified in sEVs derived from the following tissue/cell type
Reticulocytes 21828046    
Reticulocytes 21828046    
Reticulocytes 21828046    
 Gene ontology annotations for Acta2
Molecular Function
    ATP binding GO:0005524 IEA
    hydrolase activity GO:0016787 IEA
    protein kinase binding GO:0019901 IEA
    protein kinase binding GO:0019901 ISO
Biological Process
    muscle contraction GO:0006936 IDA
    regulation of blood pressure GO:0008217 IEA
    regulation of blood pressure GO:0008217 ISO
    response to virus GO:0009615 IEA
    response to virus GO:0009615 ISO
    positive regulation of gene expression GO:0010628 ISS
    vascular associated smooth muscle contraction GO:0014829 IEA
    vascular associated smooth muscle contraction GO:0014829 ISO
    positive regulation of hepatic stellate cell migration GO:0061870 IMP
    positive regulation of hepatic stellate cell contraction GO:0061874 IMP
    positive regulation of ERK1 and ERK2 cascade GO:0070374 IMP
    cellular response to transforming growth factor beta stimulus GO:0071560 IEP
    juxtaglomerular apparatus development GO:0072051 IEP
    glomerular mesangial cell development GO:0072144 IEA
    glomerular mesangial cell development GO:0072144 ISO
    mesenchyme migration GO:0090131 ISS
    positive regulation of hepatic stellate cell activation GO:2000491 IMP
Subcellular Localization
    stress fiber GO:0001725 IDA
    basement membrane GO:0005604 IDA
    cytoplasm GO:0005737 ISO
    cytoplasm GO:0005737 ISS
    cytoskeleton GO:0005856 ISO
    actin cytoskeleton GO:0015629 IBA
    actin cytoskeleton GO:0015629 IDA
    actin cytoskeleton GO:0015629 IEA
    actin cytoskeleton GO:0015629 ISO
    lamellipodium GO:0030027 ISS
    filopodium GO:0030175 ISS
    smooth muscle contractile fiber GO:0030485 IEA
    smooth muscle contractile fiber GO:0030485 ISO
    motile cilium GO:0031514 IEA
    motile cilium GO:0031514 ISO
    protein-containing complex GO:0032991 IEA
    protein-containing complex GO:0032991 ISO
    cell body GO:0044297 ISS
 Experiment description of studies that identified Acta2 in sEVs
1
Experiment ID 90
MISEV standards
EM
Biophysical techniques
HSC70|HSP90|TSG101|MHCI
Enriched markers
Negative markers
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
Biophysical techniques
TSG101|HSP90|HSC70|MHCI
Enriched markers
Negative markers
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 95
MISEV standards
EM
Biophysical techniques
TSG101|HSP90|HSC70|MHCI
Enriched markers
Negative markers
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 1
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 Acta2
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 KLHL1  
Affinity Capture-Western Homo sapiens
View the network image/svg+xml
 Pathways in which Acta2 is involved
PathwayEvidenceSource
Muscle contraction IEA Reactome
Smooth Muscle Contraction IEA Reactome





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