Gene description for SIRPB1
Gene name signal-regulatory protein beta 1
Gene symbol SIRPB1
Other names/aliases CD172b
SIRP-BETA-1
Species Homo sapiens
 Database cross references - SIRPB1
ExoCarta ExoCarta_10326
Vesiclepedia VP_10326
Entrez Gene 10326
HGNC 15928
MIM 603889
UniProt Q5TFQ8   O00241  
 SIRPB1 identified in sEVs derived from the following tissue/cell type
Chondrocytes 35931686    
Chondrocytes 35931686    
Prostate cancer cells 25844599    
 Gene ontology annotations for SIRPB1
Molecular Function
    protein binding GO:0005515 IPI
Biological Process
    signal transduction GO:0007165 TAS
    cell surface receptor signaling pathway GO:0007166 TAS
    positive regulation of phagocytosis GO:0050766 IBA
    positive regulation of T cell activation GO:0050870 IBA
Subcellular Localization
    plasma membrane GO:0005886 IBA
    plasma membrane GO:0005886 TAS
    cell surface GO:0009986 TAS
    membrane GO:0016020 IEA
    secretory granule membrane GO:0030667 TAS
 Experiment description of studies that identified SIRPB1 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 275
MISEV standards
EM
Biophysical techniques
TSG101|Alix|RAB5A|CD9|CD82|CD63|CD81
Enriched markers
AIF
Negative markers
NTA
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 25844599    
Organism Homo sapiens
Experiment description Molecular profiling of prostate cancer derived exosomes may reveal a predictive signature for response to docetaxel.
Authors "Kharaziha P, Chioureas D, Rutishauser D, Baltatzis G, Lennartsson L, Fonseca P, Azimi A, Hultenby K, Zubarev R, Ullen A, Yachnin J, Nilsson S, Panaretakis T."
Journal name Oncotarget
Publication year 2015
Sample Prostate cancer cells
Sample name DU145 - Docetaxel sensitive
Isolation/purification methods Filtration
Ultracentrifugation
Sucrose density gradient
Flotation density 1.12-1.19 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry/Flow cytometry/Western blotting
 Protein-protein interactions for SIRPB1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 BRD1 23774
Affinity Capture-MS Homo sapiens
2 MEOX2  
Two-hybrid Homo sapiens
3 APOC1  
Two-hybrid Homo sapiens
4 SIRPA 140885
Affinity Capture-MS Homo sapiens
Cross-Linking-MS (XL-MS) Homo sapiens
5 SYK 6850
Affinity Capture-Western Homo sapiens
6 DAB1 1600
Two-hybrid Homo sapiens
7 TYROBP  
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-Western Homo sapiens
8 RBPMS 11030
Two-hybrid Homo sapiens
9 BPIFA1 51297
Two-hybrid Homo sapiens
View the network image/svg+xml
 Pathways in which SIRPB1 is involved
No pathways found





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