Gene description for BST2
Gene name bone marrow stromal cell antigen 2
Gene symbol BST2
Other names/aliases CD317
TETHERIN
Species Homo sapiens
 Database cross references - BST2
ExoCarta ExoCarta_684
Vesiclepedia VP_684
Entrez Gene 684
HGNC 1119
MIM 600534
UniProt Q10589  
 BST2 identified in sEVs derived from the following tissue/cell type
B cells 20458337    
B cells 20458337    
B cells 20458337    
Gastric cancer cells 33991177    
Gastric cancer cells 33991177    
Gastric cancer cells 33991177    
Melanoma cells 25950383    
Melanoma cells 25950383    
Ovarian cancer cells 23333927    
Ovarian cancer cells 23333927    
Thymus 23844026    
Urine 15326289    
Urine 19056867    
 Gene ontology annotations for BST2
Molecular Function
    RNA binding GO:0003723 HDA
    protein binding GO:0005515 IPI
    metalloendopeptidase inhibitor activity GO:0008191 IBA
    metalloendopeptidase inhibitor activity GO:0008191 IDA
    identical protein binding GO:0042802 IPI
    protein homodimerization activity GO:0042803 IPI
Biological Process
    negative regulation of plasmacytoid dendritic cell cytokine production GO:0002737 IDA
    response to virus GO:0009615 IDA
    negative regulation of cell growth GO:0030308 IDA
    negative regulation of cell migration GO:0030336 IDA
    regulation of actin cytoskeleton organization GO:0032956 ISS
    response to type II interferon GO:0034341 ISS
    response to interferon-alpha GO:0035455 ISS
    response to interferon-beta GO:0035456 ISS
    B cell activation GO:0042113 IEA
    positive regulation of canonical NF-kappaB signal transduction GO:0043123 HMP
    negative regulation of viral genome replication GO:0045071 IDA
    innate immune response GO:0045087 IBA
    innate immune response GO:0045087 IDA
    defense response to virus GO:0051607 IBA
    defense response to virus GO:0051607 IDA
    positive regulation of leukocyte proliferation GO:0070665 TAS
    negative regulation of intracellular transport of viral material GO:1901253 IDA
Subcellular Localization
    cytoplasm GO:0005737 IDA
    multivesicular body GO:0005771 IMP
    Golgi apparatus GO:0005794 IBA
    Golgi apparatus GO:0005794 IDA
    plasma membrane GO:0005886 IDA
    plasma membrane GO:0005886 TAS
    cell surface GO:0009986 IBA
    cell surface GO:0009986 IMP
    cell surface GO:0009986 ISS
    membrane GO:0016020 HDA
    apical plasma membrane GO:0016324 ISS
    azurophil granule membrane GO:0035577 TAS
    intracellular membrane-bounded organelle GO:0043231 IDA
    membrane raft GO:0045121 IEA
    extracellular exosome GO:0070062 HDA
    side of membrane GO:0098552 IEA
 Experiment description of studies that identified BST2 in sEVs
1
Experiment ID 79
MISEV standards
✘ Biophysical techniques
✔
CD81|MHCII
Enriched markers
✘ Negative markers
✘ Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 20458337    
Organism Homo sapiens
Experiment description MHC class II-associated proteins in B-cell exosomes and potential functional implications for exosome biogenesis - Sample 1
Authors "Buschow SI, van Balkom BW, Aalberts M, Heck AJ, Wauben M, Stoorvogel W."
Journal name ICB
Publication year 2010
Sample B cells
Sample name RN (HLA-DR15)
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Immunobeads (MHC Class II)
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [FT-ICR]
Western blotting
2
Experiment ID 80
MISEV standards
✘ Biophysical techniques
✔
CD81|MHCII
Enriched markers
✘ Negative markers
✘ Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 20458337    
Organism Homo sapiens
Experiment description MHC class II-associated proteins in B-cell exosomes and potential functional implications for exosome biogenesis -Sample 2
Authors "Buschow SI, van Balkom BW, Aalberts M, Heck AJ, Wauben M, Stoorvogel W."
Journal name ICB
Publication year 2010
Sample B cells
Sample name RN (HLA-DR15)
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Immunobeads (MHC Class II)
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [FT-ICR]
Western blotting
3
Experiment ID 81
MISEV standards
✘ Biophysical techniques
✔
CD81|MHCII
Enriched markers
✘ Negative markers
✘ Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 20458337    
Organism Homo sapiens
Experiment description MHC class II-associated proteins in B-cell exosomes and potential functional implications for exosome biogenesis - Sample 3
Authors "Buschow SI, van Balkom BW, Aalberts M, Heck AJ, Wauben M, Stoorvogel W."
Journal name ICB
Publication year 2010
Sample B cells
Sample name RN (HLA-DR15)
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Immunobeads (MHC Class II)
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [FT-ICR]
Western blotting
4
Experiment ID 363
MISEV standards
✘ Biophysical techniques
✔
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
Enriched markers
✔
DCLK1
Negative markers
✔
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors "Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M."
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
5
Experiment ID 364
MISEV standards
✘ Biophysical techniques
✔
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
Enriched markers
✔
DCLK1
Negative markers
✔
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors "Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M."
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
6
Experiment ID 365
MISEV standards
✘ Biophysical techniques
✔
TSG101|GAPDH|AQP1|CD151|CD81|CD82|CD9|EPCAM|FLOT1|FLOT2|ICAM1|ITGA2B|LAMP2|RAB35|RAB5A|RAB5B|SDCBP|TFRC|UCHL1
Enriched markers
✔
DCLK1
Negative markers
✔
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 33991177    
Organism Homo sapiens
Experiment description Cancer stem cell marker DCLK1 reprograms small extracellular vesicles toward migratory phenotype in gastric cancer cells
Authors "Carli ALE, Afshar-Sterle S, Rai A, Fang H, O'Keefe R, Tse J, Ferguson FM, Gray NS, Ernst M, Greening DW, Buchert M."
Journal name Proteomics
Publication year 2021
Sample Gastric cancer cells
Sample name MKN1 - 100K pellet
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
7
Experiment ID 258
MISEV standards
✔
EM
Biophysical techniques
✔
TSG101|FLOT1|CD81
Enriched markers
✘ Negative markers
✔
NTA
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25950383    
Organism Homo sapiens
Experiment description Proteome characterization of melanoma exosomes reveals a specific signature for metastatic cell lines
Authors "Lazar I, Clement E, Ducoux-Petit M, Denat L, Soldan V, Dauvillier S, Balor S4, Burlet-Schiltz O1, Larue L, Muller C Nieto L"
Journal name Pigment Cell Melanoma Res
Publication year 2015
Sample Melanoma cells
Sample name SKMEL28
Isolation/purification methods Differential centrifugation
Unltracentrifugation
Sucrose density gradient
Flotation density 1.13 - 1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
8
Experiment ID 260
MISEV standards
✔
EM
Biophysical techniques
✔
TSG101|FLOT1|CD81
Enriched markers
✘ Negative markers
✔
NTA
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25950383    
Organism Homo sapiens
Experiment description Proteome characterization of melanoma exosomes reveals a specific signature for metastatic cell lines
Authors "Lazar I, Clement E, Ducoux-Petit M, Denat L, Soldan V, Dauvillier S, Balor S4, Burlet-Schiltz O1, Larue L, Muller C Nieto L"
Journal name Pigment Cell Melanoma Res
Publication year 2015
Sample Melanoma cells
Sample name 1205Lu
Isolation/purification methods Differential centrifugation
Unltracentrifugation
Sucrose density gradient
Flotation density 1.13 - 1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectrometry
9
Experiment ID 211
MISEV standards
✔
EM
Biophysical techniques
✔
TSG101|Alix|EpCAM|TFRC
Enriched markers
✔
cytochrome c|GOLGA2
Negative markers
✘ Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23333927    
Organism Homo sapiens
Experiment description Characterization and proteomic analysis of ovarian cancer-derived exosomes.
Authors "Liang B, Peng P, Chen S, Li L, Zhang M, Cao D, Yang J, Li H, Gui T, Li X, Shen K."
Journal name J Proteomics
Publication year 2013
Sample Ovarian cancer cells
Sample name IGROV1
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density 1.09-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
10
Experiment ID 212
MISEV standards
✔
CEM
Biophysical techniques
✔
TSG101|Alix|EpCAM|TFRC
Enriched markers
✔
Cytochrome C|GOLGA2
Negative markers
✘ Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23333927    
Organism Homo sapiens
Experiment description Characterization and proteomic analysis of ovarian cancer-derived exosomes.
Authors "Liang B, Peng P, Chen S, Li L, Zhang M, Cao D, Yang J, Li H, Gui T, Li X, Shen K."
Journal name J Proteomics
Publication year 2013
Sample Ovarian cancer cells
Sample name OVCAR-3
Isolation/purification methods Differential centrifugation
Ultracentrifugation
Sucrose density gradient
Flotation density 1.09-1.15 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
11
Experiment ID 217
MISEV standards
✔
EM
Biophysical techniques
✔
TSG101|CD81|CD9|CD63
Enriched markers
✘ Negative markers
✔
NTA
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 23844026    
Organism Homo sapiens
Experiment description Characterization of human thymic exosomes.
Authors "Skogberg G, Gudmundsdottir J, van der Post S, Sandstrom K, Bruhn S, Benson M, Mincheva-Nilsson L, Baranov V, Telemo E, Ekwall O."
Journal name PLoS One
Publication year 2013
Sample Thymus
Sample name Normal-Thymus
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry
12
Experiment ID 13
MISEV standards
✔
IEM
Biophysical techniques
✔
Alix|RAB4|RAB5B|RAB11|TSG101|CD9|AQP2|AQP1
Enriched markers
✘ Negative markers
✘ Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 15326289    
Organism Homo sapiens
Experiment description Identification and proteomic profiling of exosomes in human urine.
Authors "Pisitkun T, Shen RF, Knepper MA"
Journal name PNAS
Publication year 2004
Sample Urine
Sample name Urine - Normal
Isolation/purification methods Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [LCQ DECA XP]
Western blotting
13
Experiment ID 63
MISEV standards
✘ Biophysical techniques
✔
AQP2
Enriched markers
✘ Negative markers
✘ Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 19056867    
Organism Homo sapiens
Experiment description Large-scale proteomics and phosphoproteomics of urinary exosomes.
Authors "Gonzales PA, Pisitkun T, Hoffert JD, Tchapyjnikov D, Star RA, Kleta R, Wang NS, Knepper MA"
Journal name JASN
Publication year 2009
Sample Urine
Sample name Urine - Normal
Isolation/purification methods Differential centrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [LTQ]
Western blotting
 Protein-protein interactions for BST2
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 HNRNPH1 3187
Affinity Capture-RNA Homo sapiens
2 ANLN 54443
Affinity Capture-MS Homo sapiens
3 TMPO 7112
Affinity Capture-MS Homo sapiens
4 HAGH 3029
Two-hybrid Homo sapiens
5 FAM20C 56975
Affinity Capture-MS Homo sapiens
6 KIF14 9928
Affinity Capture-MS Homo sapiens
7 KIF20A 10112
Affinity Capture-MS Homo sapiens
8 ECT2 1894
Affinity Capture-MS Homo sapiens
9 Bmpr1a  
Affinity Capture-MS Mus musculus
10 Chmp4b 75608
Affinity Capture-MS Mus musculus
11 CAPZA2 830
Affinity Capture-MS Homo sapiens
12 TAB1 10454
Affinity Capture-Western Homo sapiens
13 MAP3K7  
Affinity Capture-Western Homo sapiens
14 BTRC 8945
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
15 MGST1 4257
Co-fractionation Homo sapiens
16 CHMP4B 128866
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
17 KIF23 9493
Affinity Capture-MS Homo sapiens
18 MYD88 4615
Affinity Capture-Western Homo sapiens
19 TAB2  
Affinity Capture-Western Homo sapiens
20 CYB5R3 1727
Co-fractionation Homo sapiens
21 HARS2 23438
Two-hybrid Homo sapiens
22 CD81 975
Two-hybrid Homo sapiens
23 HGS 9146
Affinity Capture-Western Homo sapiens
24 VDAC1 7416
Co-fractionation Homo sapiens
25 Ptpn23 104831
Affinity Capture-MS Mus musculus
26 VDAC3 7419
Co-fractionation Homo sapiens
27 VDAC2 7417
Co-fractionation Homo sapiens
28 TFRC 7037
Co-localization Homo sapiens
29 ZFYVE1 53349
Affinity Capture-MS Homo sapiens
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