Gene description for SPOCK1
Gene name sparc/osteonectin, cwcv and kazal-like domains proteoglycan (testican) 1
Gene symbol SPOCK1
Other names/aliases SPOCK
TESTICAN
TIC1
Species Homo sapiens
 Database cross references - SPOCK1
ExoCarta ExoCarta_6695
Vesiclepedia VP_6695
Entrez Gene 6695
HGNC 11251
MIM 602264
UniProt Q08629  
 SPOCK1 identified in sEVs derived from the following tissue/cell type
Chondrocytes 35931686    
Chondrocytes 35931686    
Chondrocytes 35931686    
Chondrocytes 35931686    
Mesenchymal stem cells Unpublished / Not applicable
 Gene ontology annotations for SPOCK1
Molecular Function
    serine-type endopeptidase inhibitor activity GO:0004867 NAS
    cysteine-type endopeptidase inhibitor activity GO:0004869 IDA
    extracellular matrix structural constituent GO:0005201 HDA
    calcium ion binding GO:0005509 IBA
    calcium ion binding GO:0005509 IDA
    protein binding GO:0005515 IPI
    collagen binding GO:0005518 IBA
    metalloendopeptidase inhibitor activity GO:0008191 IDA
    extracellular matrix binding GO:0050840 IBA
Biological Process
    regulation of cell growth GO:0001558 NAS
    neuron migration GO:0001764 ISS
    cell adhesion GO:0007155 NAS
    nervous system development GO:0007399 NAS
    negative regulation of cell-substrate adhesion GO:0010812 IDA
    negative regulation of endopeptidase activity GO:0010951 IDA
    negative regulation of neuron projection development GO:0010977 IDA
    central nervous system neuron differentiation GO:0021953 ISS
    neurogenesis GO:0022008 ISS
Subcellular Localization
    extracellular space GO:0005615 IBA
    extracellular space GO:0005615 IDA
    cytoplasm GO:0005737 ISS
    postsynaptic density GO:0014069 NAS
    sarcoplasm GO:0016528 ISS
    extracellular matrix GO:0031012 HDA
    extracellular matrix GO:0031012 HDA
    neuromuscular junction GO:0031594 ISS
    node of Ranvier GO:0033268 ISS
    collagen-containing extracellular matrix GO:0062023 HDA
 Experiment description of studies that identified SPOCK1 in sEVs
1
Experiment ID 494
MISEV standards
EM
Biophysical techniques
CD9|CD81|CD151|CD63|CD82|FLOT1|FLOT2|GAPDH|LAMP1|LAMP2|SDCBP|TFRC|TSG101
Enriched markers
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 35931686    
Organism Homo sapiens
Experiment description Extracellular vesicles enriched in connexin 43 promote a senescent phenotype in bone and synovial cells contributing to osteoarthritis progression
Authors "Varela-Eirín M, Carpintero-Fernández P, Guitián-Caamaño A, Varela-Vázquez A, García-Yuste A, Sánchez-Temprano A, Bravo-López SB, Yañez-Cabanas J, Fonseca E, Largo R, Mobasheri A, Caeiro JR, Mayán MD."
Journal name Cell Death Dis
Publication year 2022
Sample Chondrocytes
Sample name Osteoarthritic cartilage
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
2
Experiment ID 496
MISEV standards
Biophysical techniques
CD9|CD151|CD63|CD81|CD82|FLOT1|FLOT2|GAPDH|LAMP1|LAMP2|SDCBP|TFRC|TSG101
Enriched markers
Negative markers
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 35931686    
Organism Homo sapiens
Experiment description Extracellular vesicles enriched in connexin 43 promote a senescent phenotype in bone and synovial cells contributing to osteoarthritis progression
Authors "Varela-Eirín M, Carpintero-Fernández P, Guitián-Caamaño A, Varela-Vázquez A, García-Yuste A, Sánchez-Temprano A, Bravo-López SB, Yañez-Cabanas J, Fonseca E, Largo R, Mobasheri A, Caeiro JR, Mayán MD."
Journal name Cell Death Dis
Publication year 2022
Sample Chondrocytes
Sample name Healthy cartilage
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
3
Experiment ID 497
MISEV standards
Biophysical techniques
CD9|CD151|CD63|CD81|CD82|FLOT1|FLOT2|GAPDH|LAMP1|LAMP2|RAB5A|SDCBP|TFRC|TSG101|UCHL1
Enriched markers
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 35931686    
Organism Homo sapiens
Experiment description Extracellular vesicles enriched in connexin 43 promote a senescent phenotype in bone and synovial cells contributing to osteoarthritis progression
Authors "Varela-Eirín M, Carpintero-Fernández P, Guitián-Caamaño A, Varela-Vázquez A, García-Yuste A, Sánchez-Temprano A, Bravo-López SB, Yañez-Cabanas J, Fonseca E, Largo R, Mobasheri A, Caeiro JR, Mayán MD."
Journal name Cell Death Dis
Publication year 2022
Sample Chondrocytes
Sample name T/C-28a2
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
4
Experiment ID 498
MISEV standards
EM
Biophysical techniques
CD9|CD151|CD63|CD81|CD82|FLOT1|FLOT2|GAPDH|LAMP1|LAMP2|RAB5A|SDCBP|TFRC|TSG101|UCHL1
Enriched markers
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 35931686    
Organism Homo sapiens
Experiment description Extracellular vesicles enriched in connexin 43 promote a senescent phenotype in bone and synovial cells contributing to osteoarthritis progression
Authors "Varela-Eirín M, Carpintero-Fernández P, Guitián-Caamaño A, Varela-Vázquez A, García-Yuste A, Sánchez-Temprano A, Bravo-López SB, Yañez-Cabanas J, Fonseca E, Largo R, Mobasheri A, Caeiro JR, Mayán MD."
Journal name Cell Death Dis
Publication year 2022
Sample Chondrocytes
Sample name T/C-28a2
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
5
Experiment ID 126
MISEV standards
Biophysical techniques
GAPDH
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry [LTQ-FT Ultra]
PubMed ID Unpublished / Not applicable
Organism Homo sapiens
Experiment description Mesenchymal Stem Cell Exosomes: The Future MSC-based Therapy?
Authors "Ruenn Chai Lai, Ronne Wee Yeh Yeo, Soon Sim Tan, Bin Zhang, Yijun Yin, Newman Siu Kwan Sze, Andre Choo, and Sai Kiang Lim"
Journal name Mesenchymal Stem Cell Therapy
Publication year 2011
Sample Mesenchymal stem cells
Sample name huES9.E1
Isolation/purification methods HPLC
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Antobody array
Mass spectrometry
 Protein-protein interactions for SPOCK1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 MECP2 4204
Affinity Capture-MS Homo sapiens
2 CDH1 999
Cross-Linking-MS (XL-MS) Homo sapiens
3 ELAVL1 1994
Affinity Capture-RNA Homo sapiens
4 Gtf2e2  
Affinity Capture-MS Mus musculus
5 KIF14 9928
Affinity Capture-MS Homo sapiens
6 CREB3L1  
Two-hybrid Homo sapiens
View the network image/svg+xml
 Pathways in which SPOCK1 is involved
No pathways found





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