Gene description for Serpina3k
Gene name serine (or cysteine) peptidase inhibitor, clade A, member 3K
Gene symbol Serpina3k
Other names/aliases 1300001I07Rik
D12Rp54
MMCM2
MMSpi2
RP54
Spi-2
Spi2
contrapsin
Species Mus musculus
 Database cross references - Serpina3k
ExoCarta ExoCarta_20714
Vesiclepedia VP_20714
Entrez Gene 20714
UniProt P07759  
 Serpina3k identified in exosomes derived from the following tissue/cell type
Faeces 33431899    
Faeces 33431899    
 Gene ontology annotations for Serpina3k
Molecular Function
    serine-type endopeptidase inhibitor activity GO:0004867 IBA
    peptidase inhibitor activity GO:0030414 IEA
    protein binding GO:0005515 IPI
Biological Process
    response to cytokine GO:0034097 IDA
    response to peptide hormone GO:0043434 IDA
    negative regulation of peptidase activity GO:0010466 IEA
    negative regulation of endopeptidase activity GO:0010951 IBA
Subcellular Localization
    extracellular region GO:0005576 IEA
    extracellular space GO:0005615 ISO
    blood microparticle GO:0072562 ISO
    extracellular exosome GO:0070062 ISO
 Experiment description of studies that identified Serpina3k in exosomes
1
Experiment ID 303
MISEV standards
EM
EV Biophysical techniques
Cd63|Cd81|Cd9
EV Enriched markers
EV Negative markers
NTA
EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33431899    
Organism Mus musculus
Experiment description High-fat diet-induced upregulation of exosomal phosphatidylcholine contributes to insulin resistance
Authors Kumar A, Sundaram K, Mu J, Dryden GW, Sriwastva MK, Lei C, Zhang L, Qiu X, Xu F, Yan J, Zhang X, Park JW, Merchant ML, Bohler HCL, Wang B, Zhang S, Qin C, Xu Z, Han X, McClain CJ, Teng Y, Zhang HG.
Journal name Nat Commun
Publication year 2021
Sample Faeces
Sample name Intestinal epithelial cells - C57BL/6
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient centrifugation
Flotation density -
Molecules identified in the study Protein
Lipid
miRNA
Methods used in the study Western blotting
Mass spectrometry
Immunofluorescence
miRNA array
HPLC
2
Experiment ID 304
MISEV standards
EM
EV Biophysical techniques
Cd63|Cd81|Cd9
EV Enriched markers
EV Negative markers
NTA
EV Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33431899    
Organism Mus musculus
Experiment description High-fat diet-induced upregulation of exosomal phosphatidylcholine contributes to insulin resistance
Authors Kumar A, Sundaram K, Mu J, Dryden GW, Sriwastva MK, Lei C, Zhang L, Qiu X, Xu F, Yan J, Zhang X, Park JW, Merchant ML, Bohler HCL, Wang B, Zhang S, Qin C, Xu Z, Han X, McClain CJ, Teng Y, Zhang HG.
Journal name Nat Commun
Publication year 2021
Sample Faeces
Sample name Intestinal epithelial cells - C57BL/6
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient centrifugation
Flotation density -
Molecules identified in the study Protein
Lipid
miRNA
Methods used in the study Western blotting
Mass spectrometry
Immunofluorescence
miRNA array
HPLC
 Protein-protein interactions for Serpina3k
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 BMPR2 659
Affinity Capture-MS Homo sapiens
View the network image/svg+xml
 Pathways in which Serpina3k is involved
No pathways found





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