Experiment description of studies that identified Copb2 in exosomes

1 Experiment ID 35 ISEV standards ✔ CEM EV Biophysical techniques ✔ TSG101|Alix EV Cytosolic markers ✔ CD81|CD63 EV Membrane markers ✔ HSPA5 EV Negative markers ✘ EV Particle analysis Identified molecule protein Identification method Mass spectrometry PubMed ID 19367702     Organism Rattus norvegicus Experiment description Characterization and Comprehensive Proteome Profiling of Exosomes Secreted by Hepatocytes. Authors Conde-Vancells J, Rodriguez-Suarez E, Embade N, Gil D, Matthiesen R, Valle M, Elortza F, Lu SC, Mato JM, Falcon-Perez JM Journal name JPR Publication year 2008 Sample Hepatocytes Sample name Hepatocytes Isolation/purification methods Differential centrifugation Filtration Sucrose density gradient Flotation density - Molecules identified in the study Protein Methods used in the study Mass spectrometry [QTOF] Western blotting

2 Experiment ID 95 ISEV standards ✔ EM EV Biophysical techniques ✔ TSG101|HSP90|HSC70 EV Cytosolic markers ✔ MHCI EV Membrane markers ✘ EV Negative markers ✘ EV Particle analysis Identified molecule protein Identification method Mass spectrometry [Orbitrap] PubMed ID 21828046     Organism Rattus norvegicus Experiment description The proteo-lipidic composition of exosomes changes during reticulocyte maturation. Authors Carayon K, Chaoui K, Ronzier E, Lazar I, Bertrand-Michel J, Roques V, Balor S, Terce F, Lopez A, Salome L, Joly E. Journal name JBC Publication year 2011 Sample Reticulocytes Sample name Reticulocytes - D7 Rep 1 Isolation/purification methods Differential centrifugation Ultracentrifugation Sucrose density gradient Flotation density 1.13-1.25 g/mL Molecules identified in the study Protein Lipids Methods used in the study Mass spectrometry [QSTAR] Mass spectrometry [Orbitrap] Western blotting

3 Experiment ID 96 ISEV standards ✔ EM EV Biophysical techniques ✔ TSG101|HSP90|HSC70 EV Cytosolic markers ✔ MHCI EV Membrane markers ✘ EV Negative markers ✘ EV Particle analysis Identified molecule protein Identification method Mass spectrometry [Orbitrap] PubMed ID 21828046     Organism Rattus norvegicus Experiment description The proteo-lipidic composition of exosomes changes during reticulocyte maturation. Authors Carayon K, Chaoui K, Ronzier E, Lazar I, Bertrand-Michel J, Roques V, Balor S, Terce F, Lopez A, Salome L, Joly E. Journal name JBC Publication year 2011 Sample Reticulocytes Sample name Reticulocytes - D2 Rep 2 Isolation/purification methods Differential centrifugation Ultracentrifugation Sucrose density gradient Flotation density 1.16-1.21 g/mL Molecules identified in the study Protein Lipids Methods used in the study Mass spectrometry [QSTAR] Mass spectrometry [Orbitrap] Western blotting

4 Experiment ID 97 ISEV standards ✔ EM EV Biophysical techniques ✔ TSG101|HSP90|HSC70 EV Cytosolic markers ✔ MHCI EV Membrane markers ✘ EV Negative markers ✘ EV Particle analysis Identified molecule protein Identification method Mass spectrometry [Orbitrap] PubMed ID 21828046     Organism Rattus norvegicus Experiment description The proteo-lipidic composition of exosomes changes during reticulocyte maturation. Authors Carayon K, Chaoui K, Ronzier E, Lazar I, Bertrand-Michel J, Roques V, Balor S, Terce F, Lopez A, Salome L, Joly E. Journal name JBC Publication year 2011 Sample Reticulocytes Sample name Reticulocytes - D4 Rep 2 Isolation/purification methods Differential centrifugation Ultracentrifugation Sucrose density gradient Flotation density 1.16-1.21 g/mL Molecules identified in the study Protein Lipids Methods used in the study Mass spectrometry [QSTAR] Mass spectrometry [Orbitrap] Western blotting

5 Experiment ID 98 ISEV standards ✔ EM EV Biophysical techniques ✔ TSG101|HSP90|HSC70 EV Cytosolic markers ✔ MHCI EV Membrane markers ✘ EV Negative markers ✘ EV Particle analysis Identified molecule protein Identification method Mass spectrometry [Orbitrap] PubMed ID 21828046     Organism Rattus norvegicus Experiment description The proteo-lipidic composition of exosomes changes during reticulocyte maturation. Authors Carayon K, Chaoui K, Ronzier E, Lazar I, Bertrand-Michel J, Roques V, Balor S, Terce F, Lopez A, Salome L, Joly E. Journal name JBC Publication year 2011 Sample Reticulocytes Sample name Reticulocytes - D7 Rep 2 Isolation/purification methods Differential centrifugation Ultracentrifugation Sucrose density gradient Flotation density 1.13-1.25 g/mL Molecules identified in the study Protein Lipids Methods used in the study Mass spectrometry [QSTAR] Mass spectrometry [Orbitrap] Western blotting

Protein-protein interactions for Copb2

Protein Interactor ExoCarta ID Identification method PubMed Species No interactions are found.

Pathways in which Copb2 is involved

No pathways found