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
Vesiclepedia VP_25716
Entrez Gene 25716
UniProt P21707  
 Syt1 identified in sEVs derived from the following tissue/cell type
Pancreatic cancer cells 20124479    
Pancreatic cancer cells 20124479    
 Gene ontology annotations for Syt1
Molecular Function
    SNARE binding GO:0000149 IBA
    SNARE binding GO:0000149 IDA
    SNARE binding GO:0000149 IPI
    phosphatidylserine binding GO:0001786 IDA
    calcium ion binding GO:0005509 IDA
    calcium ion binding GO:0005509 IEA
    calcium ion binding GO:0005509 IMP
    calcium ion binding GO:0005509 ISO
    calcium ion binding GO:0005509 TAS
    protein binding GO:0005515 IPI
    calmodulin binding GO:0005516 IDA
    phospholipid binding GO:0005543 IDA
    calcium-dependent phospholipid binding GO:0005544 IBA
    calcium-dependent phospholipid binding GO:0005544 IDA
    calcium-dependent phospholipid binding GO:0005544 ISO
    phosphatidylinositol-4,5-bisphosphate binding GO:0005546 IDA
    lipid binding GO:0008289 ISO
    syntaxin-1 binding GO:0017075 IDA
    syntaxin-1 binding GO:0017075 IPI
    syntaxin-1 binding GO:0017075 ISO
    syntaxin binding GO:0019905 IDA
    syntaxin binding GO:0019905 IPI
    clathrin binding GO:0030276 IDA
    syntaxin-3 binding GO:0030348 IPI
    identical protein binding GO:0042802 EXP
    identical protein binding GO:0042802 IPI
    protein heterodimerization activity GO:0046982 IPI
    calcium-dependent protein binding GO:0048306 IDA
    calcium-dependent protein binding GO:0048306 ISO
    low-density lipoprotein particle receptor binding GO:0050750 ISO
    calcium ion sensor activity GO:0061891 EXP
    calcium ion sensor activity GO:0061891 IBA
    calcium ion sensor activity GO:0061891 ISO
    molecular condensate scaffold activity GO:0140693 EXP
    molecular condensate scaffold activity GO:0140693 IDA
Biological Process
    detection of calcium ion GO:0005513 IC
    detection of calcium ion GO:0005513 IDA
    vesicle fusion GO:0006906 IDA
    vesicle fusion GO:0006906 IMP
    neurotransmitter secretion GO:0007269 ISO
    regulation of dopamine secretion GO:0014059 ISO
    vesicle organization GO:0016050 ISO
    synaptic vesicle exocytosis GO:0016079 ISO
    synaptic vesicle exocytosis GO:0016079 TAS
    vesicle-mediated transport GO:0016192 IBA
    calcium-ion regulated exocytosis GO:0017156 TAS
    regulation of calcium ion-dependent exocytosis GO:0017158 IBA
    regulation of calcium ion-dependent exocytosis GO:0017158 IMP
    regulation of calcium ion-dependent exocytosis GO:0017158 ISO
    cell differentiation GO:0030154 IEA
    regulation of vesicle fusion GO:0031338 IMP
    positive regulation of vesicle fusion GO:0031340 IDA
    positive regulation of dopamine secretion GO:0033603 IMP
    positive regulation of calcium ion-dependent exocytosis GO:0045956 IDA
    vesicle docking GO:0048278 IDA
    vesicle docking GO:0048278 IMP
    calcium ion-regulated exocytosis of neurotransmitter GO:0048791 ISO
    positive regulation of synaptic transmission GO:0050806 ISO
    positive regulation of synaptic transmission GO:0050806 ISS
    protein heterooligomerization GO:0051291 IPI
    response to calcium ion GO:0051592 IDA
    regulation of synaptic transmission, glutamatergic GO:0051966 ISO
    regulation of synaptic transmission, glutamatergic GO:0051966 ISS
    spontaneous neurotransmitter secretion GO:0061669 ISO
    cellular response to calcium ion GO:0071277 IMP
    synchronous neurotransmitter secretion GO:0071911 ISO
    fast, calcium ion-dependent exocytosis of neurotransmitter GO:0098746 ISO
    fast, calcium ion-dependent exocytosis of neurotransmitter GO:0098746 ISS
    calcium-dependent activation of synaptic vesicle fusion GO:0099502 IBA
    calcium-dependent activation of synaptic vesicle fusion GO:0099502 ISO
    membraneless organelle assembly GO:0140694 IDA
    positive regulation of calcium ion-dependent exocytosis of neurotransmitter GO:1903235 ISO
    positive regulation of calcium ion-dependent exocytosis of neurotransmitter GO:1903235 ISS
    regulation of regulated secretory pathway GO:1903305 IMP
    positive regulation of dendrite extension GO:1903861 ISO
    regulation of synaptic vesicle exocytosis GO:2000300 IBA
    regulation of synaptic vesicle exocytosis GO:2000300 IDA
Subcellular Localization
    cytoplasm GO:0005737 IDA
    cytoplasm GO:0005737 ISO
    Golgi apparatus GO:0005794 ISO
    plasma membrane GO:0005886 IBA
    plasma membrane GO:0005886 IDA
    synaptic vesicle GO:0008021 IDA
    synaptic vesicle GO:0008021 ISO
    postsynaptic density GO:0014069 IDA
    secretory granule GO:0030141 IDA
    secretory granule GO:0030141 ISO
    axon GO:0030424 IBA
    axon GO:0030424 ISO
    synaptic vesicle membrane GO:0030672 IBA
    synaptic vesicle membrane GO:0030672 IDA
    synaptic vesicle membrane GO:0030672 IDA
    synaptic vesicle membrane GO:0030672 IEA
    synaptic vesicle membrane GO:0030672 ISO
    synaptic vesicle membrane GO:0030672 TAS
    dense core granule GO:0031045 IBA
    dense core granule GO:0031045 IDA
    dense core granule GO:0031045 ISO
    chromaffin granule membrane GO:0042584 IEA
    presynaptic membrane GO:0042734 ISO
    neuron projection GO:0043005 ISO
    terminal bouton GO:0043195 HDA
    neuron projection terminus GO:0044306 IDA
    postsynaptic membrane GO:0045211 IDA
    presynaptic active zone GO:0048786 IDA
    excitatory synapse GO:0060076 IDA
    exocytic vesicle GO:0070382 IBA
    hippocampal mossy fiber to CA3 synapse GO:0098686 IDA
    glutamatergic synapse GO:0098978 ISO
    presynaptic cytosol GO:0099523 IDA
    postsynaptic cytosol GO:0099524 IDA
 Experiment description of studies that identified Syt1 in sEVs
1
Experiment ID 92
MISEV standards
EM
Biophysical techniques
HSP70|GAPDH|CD9|CD151
Enriched markers
Negative markers
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
MISEV standards
EM
Biophysical techniques
HSP70|GAPDH|CD9|CD151
Enriched markers
Negative markers
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
1 Itm2b 290364
Affinity Capture-MS Rattus norvegicus
View the network image/svg+xml



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