Gene description for Ptgs2
Gene name prostaglandin-endoperoxide synthase 2
Gene symbol Ptgs2
Other names/aliases COX2
Cox-2
PGHS-2
PHS-2
Pghs2
TIS10
Species Mus musculus
 Database cross references - Ptgs2
ExoCarta ExoCarta_19225
Vesiclepedia VP_19225
Entrez Gene 19225
UniProt Q05769  
 Ptgs2 identified in sEVs derived from the following tissue/cell type
Basophilic leukemia cells 20424270    
 Gene ontology annotations for Ptgs2
Molecular Function
    peroxidase activity GO:0004601 IEA
    prostaglandin-endoperoxide synthase activity GO:0004666 IBA
    prostaglandin-endoperoxide synthase activity GO:0004666 IDA
    prostaglandin-endoperoxide synthase activity GO:0004666 ISO
    protein binding GO:0005515 IPI
    oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of two atoms of oxygen GO:0016702 IBA
    oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of two atoms of oxygen GO:0016702 IEA
    oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of two atoms of oxygen GO:0016702 ISO
    enzyme binding GO:0019899 IEA
    enzyme binding GO:0019899 ISO
    heme binding GO:0020037 IDA
    protein homodimerization activity GO:0042803 IPI
    metal ion binding GO:0046872 IEA
Biological Process
    prostaglandin biosynthetic process GO:0001516 IDA
    prostaglandin biosynthetic process GO:0001516 ISO
    angiogenesis GO:0001525 IEA
    angiogenesis GO:0001525 ISO
    response to oxidative stress GO:0006979 IEA
    embryo implantation GO:0007566 IMP
    embryo implantation GO:0007566 ISO
    learning GO:0007612 IEA
    learning GO:0007612 ISO
    memory GO:0007613 IEA
    memory GO:0007613 ISO
    regulation of blood pressure GO:0008217 IMP
    positive regulation of cell population proliferation GO:0008284 ISO
    negative regulation of cell population proliferation GO:0008285 IEA
    negative regulation of cell population proliferation GO:0008285 ISO
    response to xenobiotic stimulus GO:0009410 IEA
    response to nematode GO:0009624 IDA
    response to nematode GO:0009624 IMP
    response to fructose GO:0009750 IEA
    response to manganese ion GO:0010042 IEA
    response to selenium ion GO:0010269 IDA
    positive regulation of vascular endothelial growth factor production GO:0010575 IEA
    positive regulation of vascular endothelial growth factor production GO:0010575 ISO
    cyclooxygenase pathway GO:0019371 IBA
    cyclooxygenase pathway GO:0019371 IDA
    cyclooxygenase pathway GO:0019371 IDA
    cyclooxygenase pathway GO:0019371 ISO
    keratinocyte differentiation GO:0030216 NAS
    bone mineralization GO:0030282 ISO
    positive regulation of prostaglandin biosynthetic process GO:0031394 IMP
    positive regulation of fever generation GO:0031622 IDA
    positive regulation of fever generation GO:0031622 ISO
    positive regulation of synaptic plasticity GO:0031915 IEA
    positive regulation of synaptic plasticity GO:0031915 ISO
    negative regulation of synaptic transmission, dopaminergic GO:0032227 IEA
    negative regulation of synaptic transmission, dopaminergic GO:0032227 ISO
    prostaglandin secretion GO:0032310 IMP
    response to estradiol GO:0032355 IEA
    response to lipopolysaccharide GO:0032496 ISO
    positive regulation of peptidyl-serine phosphorylation GO:0033138 IMP
    response to vitamin D GO:0033280 IEA
    response to cytokine GO:0034097 ISO
    cellular response to heat GO:0034605 IEA
    response to tumor necrosis factor GO:0034612 IEA
    maintenance of blood-brain barrier GO:0035633 IEA
    maintenance of blood-brain barrier GO:0035633 ISO
    regulation of cell population proliferation GO:0042127 IGI
    positive regulation of protein import into nucleus GO:0042307 IEA
    positive regulation of protein import into nucleus GO:0042307 ISO
    hair cycle GO:0042633 IEA
    anagen GO:0042640 IMP
    positive regulation of apoptotic process GO:0043065 IEA
    positive regulation of apoptotic process GO:0043065 ISO
    negative regulation of apoptotic process GO:0043066 IMP
    positive regulation of nitric oxide biosynthetic process GO:0045429 IEA
    positive regulation of nitric oxide biosynthetic process GO:0045429 ISO
    negative regulation of cell cycle GO:0045786 IEA
    negative regulation of cell cycle GO:0045786 ISO
    positive regulation of vasoconstriction GO:0045907 IEA
    positive regulation of vasoconstriction GO:0045907 ISO
    negative regulation of smooth muscle contraction GO:0045986 IEA
    negative regulation of smooth muscle contraction GO:0045986 ISO
    positive regulation of smooth muscle contraction GO:0045987 IEA
    positive regulation of smooth muscle contraction GO:0045987 ISO
    decidualization GO:0046697 IMP
    decidualization GO:0046697 ISO
    positive regulation of smooth muscle cell proliferation GO:0048661 IEA
    positive regulation of smooth muscle cell proliferation GO:0048661 ISO
    brown fat cell differentiation GO:0050873 IMP
    response to glucocorticoid GO:0051384 IEA
    negative regulation of calcium ion transport GO:0051926 IEA
    negative regulation of calcium ion transport GO:0051926 ISO
    positive regulation of synaptic transmission, glutamatergic GO:0051968 IEA
    positive regulation of synaptic transmission, glutamatergic GO:0051968 ISO
    response to fatty acid GO:0070542 IEA
    cellular response to lipopolysaccharide GO:0071222 IEA
    cellular response to mechanical stimulus GO:0071260 IEA
    cellular response to lead ion GO:0071284 IEA
    cellular response to ATP GO:0071318 IEA
    cellular response to hypoxia GO:0071456 IEA
    cellular response to non-ionic osmotic stress GO:0071471 IMP
    cellular response to fluid shear stress GO:0071498 IDA
    positive regulation of transforming growth factor beta production GO:0071636 IEA
    positive regulation of transforming growth factor beta production GO:0071636 ISO
    positive regulation of cell migration involved in sprouting angiogenesis GO:0090050 IEA
    positive regulation of cell migration involved in sprouting angiogenesis GO:0090050 ISO
    positive regulation of fibroblast growth factor production GO:0090271 IEA
    positive regulation of fibroblast growth factor production GO:0090271 ISO
    positive regulation of brown fat cell differentiation GO:0090336 IMP
    positive regulation of platelet-derived growth factor production GO:0090362 IEA
    positive regulation of platelet-derived growth factor production GO:0090362 ISO
    cellular oxidant detoxification GO:0098869 IEA
    regulation of neuroinflammatory response GO:0150077 IDA
    negative regulation of intrinsic apoptotic signaling pathway in response to osmotic stress GO:1902219 IMP
    cellular response to homocysteine GO:1905375 IEA
    response to angiotensin GO:1990776 IEA
    negative regulation of cysteine-type endopeptidase activity GO:2000117 IMP
Subcellular Localization
    nucleus GO:0005634 IDA
    nuclear inner membrane GO:0005637 IDA
    nuclear inner membrane GO:0005637 ISO
    nuclear outer membrane GO:0005640 IDA
    nuclear outer membrane GO:0005640 ISO
    cytoplasm GO:0005737 IBA
    cytoplasm GO:0005737 IDA
    cytoplasm GO:0005737 IMP
    cytoplasm GO:0005737 ISO
    endoplasmic reticulum GO:0005783 ISO
    endoplasmic reticulum membrane GO:0005789 IEA
    caveola GO:0005901 IEA
    caveola GO:0005901 ISO
    protein-containing complex GO:0032991 IEA
    protein-containing complex GO:0032991 ISO
    neuron projection GO:0043005 IBA
    neuron projection GO:0043005 IDA
    neuron projection GO:0043005 ISO
 Experiment description of studies that identified Ptgs2 in sEVs
1
Experiment ID 89
MISEV standards
✔
EM
Biophysical techniques
✘ Enriched markers
✘ Negative markers
✔
DLS
Particle analysis
Identified molecule protein
Identification method FACS
PubMed ID 20424270    
Organism Rattus norvegicus
Experiment description Exosomes account for vesicle-mediated transcellular transport of activatable phospholipases and prostaglandins.
Authors "Subra C, Grand D, Laulagnier K, Stella A, Lambeau G, Paillasse M, De Medina P, Monsarrat B, Perret B, Silvente-Poirot S, Poirot M, Record M."
Journal name JLR
Publication year 2010
Sample Basophilic leukemia cells
Sample name RBL-2H3
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Flotation density -
Molecules identified in the study Protein
Lipids
Methods used in the study Western blotting
Gas chromatography
Thin layer chromatography
Mass spectrometry [Qstar XL]
FACS
 Protein-protein interactions for Ptgs2
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Hnrnpa0 77134
Affinity Capture-RNA Mus musculus
2 Ptgs2 19225
Co-crystal Structure Mus musculus
Co-crystal Structure Mus musculus
3 Kctd13  
Affinity Capture-MS Mus musculus
4 Nucb1 18220
Two-hybrid Mus musculus
Reconstituted Complex Mus musculus
5 Usp7  
Affinity Capture-MS Mus musculus
6 Nos2  
Affinity Capture-Western Mus musculus
7 Ep300  
Co-fractionation Mus musculus
8 Apc  
Phenotypic Suppression Mus musculus
Phenotypic Suppression Mus musculus
Phenotypic Suppression Mus musculus
9 Nos1  
Affinity Capture-Western Mus musculus
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