Gene description for Pfn1
Gene name profilin 1
Gene symbol Pfn1
Other names/aliases -
Species Rattus norvegicus
 Database cross references - Pfn1
ExoCarta ExoCarta_64303
Vesiclepedia VP_64303
Entrez Gene 64303
UniProt P62963  
 Pfn1 identified in sEVs derived from the following tissue/cell type
Adipocytes 25998041    
Reticulocytes 21828046    
Reticulocytes 21828046    
Reticulocytes 21828046    
Reticulocytes 21828046    
Reticulocytes 21828046    
Reticulocytes 21828046    
Urine 20535238    
 Gene ontology annotations for Pfn1
Molecular Function
    adenyl-nucleotide exchange factor activity GO:0000774 IEA
    adenyl-nucleotide exchange factor activity GO:0000774 ISO
    phosphotyrosine residue binding GO:0001784 IEA
    phosphotyrosine residue binding GO:0001784 ISO
    actin binding GO:0003779 IBA
    actin binding GO:0003779 ISO
    actin binding GO:0003779 TAS
    actin monomer binding GO:0003785 IEA
    actin monomer binding GO:0003785 ISO
    signaling receptor binding GO:0005102 IDA
    protein binding GO:0005515 IPI
    phosphatidylinositol-4,5-bisphosphate binding GO:0005546 IDA
    phosphatidylinositol-4,5-bisphosphate binding GO:0005546 IEA
    phosphatidylinositol-4,5-bisphosphate binding GO:0005546 ISO
    small GTPase binding GO:0031267 ISO
    proline-rich region binding GO:0070064 IEA
    proline-rich region binding GO:0070064 ISO
Biological Process
    neural tube closure GO:0001843 ISO
    regulation of transcription by RNA polymerase II GO:0006357 ISO
    actin polymerization or depolymerization GO:0008154 TAS
    positive regulation of epithelial cell migration GO:0010634 IEA
    positive regulation of epithelial cell migration GO:0010634 ISO
    actin cytoskeleton organization GO:0030036 IEA
    regulation of actin filament polymerization GO:0030833 IBA
    negative regulation of actin filament polymerization GO:0030837 IEA
    negative regulation of actin filament polymerization GO:0030837 ISO
    positive regulation of actin filament polymerization GO:0030838 IEA
    positive regulation of actin filament polymerization GO:0030838 ISO
    negative regulation of actin filament bundle assembly GO:0032232 ISO
    positive regulation of actin filament bundle assembly GO:0032233 IBA
    positive regulation of ATP-dependent activity GO:0032781 ISO
    positive regulation of transcription by RNA polymerase II GO:0045944 IDA
    positive regulation of viral transcription GO:0050434 IMP
    modulation of chemical synaptic transmission GO:0050804 ISO
    protein stabilization GO:0050821 IEA
    protein stabilization GO:0050821 ISO
    positive regulation of DNA metabolic process GO:0051054 IDA
    positive regulation of stress fiber assembly GO:0051496 IMP
    negative regulation of stress fiber assembly GO:0051497 IEA
    negative regulation of stress fiber assembly GO:0051497 ISO
    synapse maturation GO:0060074 ISO
    cellular response to growth factor stimulus GO:0071363 IEP
    modification of postsynaptic actin cytoskeleton GO:0098885 ISO
    positive regulation of ruffle assembly GO:1900029 IEA
    positive regulation of ruffle assembly GO:1900029 ISO
    response to tetrachloromethane GO:1904772 IEP
Subcellular Localization
    nucleus GO:0005634 IEA
    nucleus GO:0005634 ISO
    cytoplasm GO:0005737 IBA
    cytoplasm GO:0005737 ISO
    cytoskeleton GO:0005856 IEA
    cell cortex GO:0005938 IEA
    cell cortex GO:0005938 ISO
    Schaffer collateral - CA1 synapse GO:0098685 IDA
    parallel fiber to Purkinje cell synapse GO:0098688 IDA
    presynapse GO:0098793 IDA
    postsynapse GO:0098794 IDA
    glutamatergic synapse GO:0098978 ISO
 Experiment description of studies that identified Pfn1 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 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
3
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
4
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
5
Experiment ID 96
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 - D2 Rep 2
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
6
Experiment ID 97
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 2
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
7
Experiment ID 98
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 2
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
8
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 Pfn1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Gja1  
Affinity Capture-MS Rattus norvegicus
2 Dao  
Affinity Capture-MS Rattus norvegicus
3 Gphn  
Reconstituted Complex Rattus norvegicus
4 Itm2b 290364
Affinity Capture-MS Rattus norvegicus
5 Glrb  
Affinity Capture-Western Rattus norvegicus
6 Sumo3  
Affinity Capture-MS Rattus norvegicus
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