Gene description for Syt1
Gene name synaptotagmin I
Gene symbol Syt1
Other names/aliases P65
Species Rattus norvegicus
 Database cross references - Syt1
ExoCarta ExoCarta_25716
Entrez Gene 25716
UniProt P21707  
 Syt1 identified in exosomes derived from the following tissue/cell type
Pancreatic cancer cells 20124479    
Pancreatic cancer cells 20124479    
 Gene ontology annotations for Syt1
Molecular Function
    low-density lipoprotein particle receptor binding GO:0050750 ISO
    protein C-terminus binding GO:0008022 IPI
    phospholipid binding GO:0005543 IDA
    syntaxin-1 binding GO:0017075 IDA
    calcium ion binding GO:0005509 TAS
    phosphatidylinositol-4,5-bisphosphate binding GO:0005546 IDA
    calcium-dependent protein binding GO:0048306 ISO
    syntaxin binding GO:0019905 IDA
    protein binding GO:0005515 IPI
    calmodulin binding GO:0005516 IDA
    SNARE binding GO:0000149 IPI
    identical protein binding GO:0042802 IPI
    phosphatidylserine binding GO:0001786 IDA
    calcium-dependent phospholipid binding GO:0005544 IDA
    clathrin binding GO:0030276 IDA
Biological Process
    vesicle docking GO:0048278 IDA
    response to calcium ion GO:0051592 IDA
    calcium ion-dependent exocytosis GO:0017156 TAS
    regulation of calcium ion-dependent exocytosis GO:0017158 IMP
    positive regulation of calcium ion-dependent exocytosis GO:0045956 IDA
    positive regulation of synaptic transmission GO:0050806 ISS
    synaptic vesicle endocytosis GO:0048488 IBA
    fast, calcium ion-dependent exocytosis of neurotransmitter GO:0098746 ISS
    calcium ion-dependent exocytosis of neurotransmitter GO:0048791 IBA
    detection of calcium ion GO:0005513 IDA
    neurotransmitter secretion GO:0007269 ISO
    brain development GO:0007420 IEP
    positive regulation of dendrite extension GO:1903861 ISO
    synaptic vesicle exocytosis GO:0016079 TAS
    regulation of synaptic transmission, glutamatergic GO:0051966 ISS
    positive regulation of vesicle fusion GO:0031340 IDA
    regulation of regulated secretory pathway GO:1903305 IMP
Subcellular Localization
    neuron projection GO:0043005 ISO
    presynaptic membrane GO:0042734 ISO
    dense core granule GO:0031045 IDA
    SNARE complex GO:0031201 IDA
    cell GO:0005623 ISO
    synaptic vesicle GO:0008021 ISO
    integral component of membrane GO:0016021 IEA
    cytoplasm GO:0005737 TAS
    chromaffin granule membrane GO:0042584 IEA
    synaptic vesicle membrane GO:0030672 TAS
    excitatory synapse GO:0060076 IDA
    intracellular organelle GO:0043229 IDA
    secretory granule GO:0030141 ISO
    cell junction GO:0030054 IEA
    plasma membrane GO:0005886 IDA
    terminal bouton GO:0043195 IDA
 Experiment description of studies that identified Syt1 in exosomes
1
Experiment ID 92
ISEV standards
EM
EV Biophysical techniques
HSP70|GAPDH
EV Cytosolic markers
CD9|CD151
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule mrna
Identification method Microarray
PubMed ID 20124479    
Organism Rattus norvegicus
Experiment description Cell surface tetraspanin Tspan8 contributes to molecular pathways of exosome-induced endothelial cell activation.
Authors Nazarenko I, Rana S, Baumann A, McAlear J, Hellwig A, Trendelenburg M, Lochnit G, Preissner KT, Zoller M.
Journal name CR
Publication year 2010
Sample Pancreatic cancer cells
Sample name AS
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Flotation density 1.14-1.17 g/mL
Molecules identified in the study Protein
mRNA
Methods used in the study RT-PCR
Western blotting
RatRef-12 Microarray
FACS
Mass spectrometry [MALDI TOF]
2
Experiment ID 93
ISEV standards
EM
EV Biophysical techniques
HSP70|GAPDH
EV Cytosolic markers
CD9|CD151
EV Membrane markers
EV Negative markers
EV Particle analysis
Identified molecule mrna
Identification method Microarray
PubMed ID 20124479    
Organism Rattus norvegicus
Experiment description Cell surface tetraspanin Tspan8 contributes to molecular pathways of exosome-induced endothelial cell activation.
Authors Nazarenko I, Rana S, Baumann A, McAlear J, Hellwig A, Trendelenburg M, Lochnit G, Preissner KT, Zoller M.
Journal name CR
Publication year 2010
Sample Pancreatic cancer cells
Sample name AS-Tspan8
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Flotation density 1.14-1.17 g/mL
Molecules identified in the study Protein
mRNA
Methods used in the study RT-PCR
Western blotting
 Protein-protein interactions for Syt1
  Protein Interactor ExoCarta ID Identification method PubMed Species
No interactions are found.



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