Gene description for Comt
Gene name catechol-O-methyltransferase
Gene symbol Comt
Other names/aliases -
Species Rattus norvegicus
 Database cross references - Comt
ExoCarta ExoCarta_24267
Vesiclepedia VP_24267
Entrez Gene 24267
UniProt P22734  
 Comt identified in sEVs derived from the following tissue/cell type
Hepatocytes 19367702    
Reticulocytes 21828046    
 Gene ontology annotations for Comt
Molecular Function
    magnesium ion binding GO:0000287 IEA
    catechol O-methyltransferase activity GO:0016206 IBA
    catechol O-methyltransferase activity GO:0016206 IDA
    catechol O-methyltransferase activity GO:0016206 IEA
    catechol O-methyltransferase activity GO:0016206 ISO
Biological Process
    behavioral fear response GO:0001662 ISO
    response to hypoxia GO:0001666 ISO
    kidney development GO:0001822 ISO
    synaptic transmission, dopaminergic GO:0001963 ISO
    startle response GO:0001964 ISO
    response to amphetamine GO:0001975 ISO
    renin secretion into blood stream GO:0002001 ISO
    glycogen metabolic process GO:0005977 ISO
    protein phosphorylation GO:0006468 ISO
    protein methylation GO:0006479 ISO
    catecholamine metabolic process GO:0006584 ISO
    prostaglandin metabolic process GO:0006693 ISO
    response to stress GO:0006950 ISO
    response to oxidative stress GO:0006979 ISO
    female pregnancy GO:0007565 IMP
    learning or memory GO:0007611 ISO
    learning GO:0007612 IMP
    learning GO:0007612 ISO
    memory GO:0007613 ISO
    short-term memory GO:0007614 IMP
    estrogen metabolic process GO:0008210 IMP
    regulation of blood pressure GO:0008217 ISO
    visual learning GO:0008542 ISO
    response to temperature stimulus GO:0009266 ISO
    response to xenobiotic stimulus GO:0009410 IEP
    response to xenobiotic stimulus GO:0009410 ISO
    response to wounding GO:0009611 ISO
    response to toxic substance GO:0009636 ISO
    gene expression GO:0010467 ISO
    dopamine secretion GO:0014046 ISO
    response to organic cyclic compound GO:0014070 IEP
    cellular response to phosphate starvation GO:0016036 ISO
    cerebellar cortex morphogenesis GO:0021696 ISO
    response to food GO:0032094 ISO
    methylation GO:0032259 IEA
    methylation GO:0032259 ISO
    methylation GO:0032259 ISS
    response to lipopolysaccharide GO:0032496 IEP
    developmental process GO:0032502 IBA
    developmental process GO:0032502 IEA
    glomerulus development GO:0032835 ISO
    cholesterol efflux GO:0033344 ISO
    multicellular organismal response to stress GO:0033555 ISO
    response to cytokine GO:0034097 ISO
    multicellular organism growth GO:0035264 ISO
    exploration behavior GO:0035640 ISO
    renal sodium excretion GO:0035812 ISO
    norepinephrine metabolic process GO:0042415 ISO
    dopamine metabolic process GO:0042417 IBA
    dopamine metabolic process GO:0042417 IEA
    dopamine metabolic process GO:0042417 ISO
    dopamine catabolic process GO:0042420 ISO
    catecholamine catabolic process GO:0042424 IBA
    catecholamine catabolic process GO:0042424 IEA
    catecholamine catabolic process GO:0042424 ISO
    catecholamine catabolic process GO:0042424 ISS
    fear response GO:0042596 ISO
    response to estrogen GO:0043627 IEP
    negative regulation of dopamine metabolic process GO:0045963 IMP
    S-adenosylhomocysteine metabolic process GO:0046498 TAS
    S-adenosylmethionine metabolic process GO:0046500 TAS
    habituation GO:0046959 ISO
    norepinephrine secretion GO:0048243 ISO
    response to pain GO:0048265 IMP
    negative regulation of smooth muscle cell proliferation GO:0048662 IMP
    positive regulation of homocysteine metabolic process GO:0050668 IMP
    cognition GO:0050890 ISO
    detection of temperature stimulus involved in sensory perception of pain GO:0050965 ISO
    response to corticosterone GO:0051412 ISO
    artery development GO:0060840 ISO
    cellular response to cocaine GO:0071314 ISO
    mastication GO:0071626 ISO
    renal albumin absorption GO:0097018 ISO
    renal filtration GO:0097205 ISO
    response to salt GO:1902074 ISO
    response to dopamine GO:1903350 ISO
    positive regulation of lactation GO:1903489 ISO
    response to angiotensin GO:1990776 ISO
Subcellular Localization
    extracellular space GO:0005615 ISO
    cytosol GO:0005829 ISO
    cytosol GO:0005829 ISO
    plasma membrane GO:0005886 IEA
    membrane GO:0016020 IBA
    axon GO:0030424 IBA
    axon GO:0030424 IDA
    dendrite GO:0030425 IBA
    dendrite GO:0030425 IDA
    vesicle GO:0031982 ISO
    dendritic spine GO:0043197 IDA
    intracellular membrane-bounded organelle GO:0043231 IEA
    intracellular membrane-bounded organelle GO:0043231 ISO
    cell body GO:0044297 IDA
    cell body GO:0044297 ISO
    postsynaptic membrane GO:0045211 IDA
    glial cell projection GO:0097386 ISO
    postsynapse GO:0098794 IDA
    glutamatergic synapse GO:0098978 IDA
 Experiment description of studies that identified Comt in sEVs
1
Experiment ID 35
MISEV standards
CEM
Biophysical techniques
TSG101|Alix|CD81|CD63
Enriched markers
HSPA5
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 19367702    
Organism Rattus norvegicus
Experiment description Characterization and Comprehensive Proteome Profiling of Exosomes Secreted by Hepatocytes.
Authors "Conde-Vancells J, Rodriguez-Suarez E, Embade N, Gil D, Matthiesen R, Valle M, Elortza F, Lu SC, Mato JM, Falcon-Perez JM"
Journal name JPR
Publication year 2008
Sample Hepatocytes
Sample name Hepatocytes
Isolation/purification methods Differential centrifugation
Filtration
Sucrose density gradient
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [QTOF]
Western blotting
2
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
 Protein-protein interactions for Comt
  Protein Interactor ExoCarta ID Identification method PubMed Species
No interactions are found.



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