Experiment description of studies that identified IGKC in exosomes

1 Experiment ID 46 MISEV standards ✔ EM|IEM EV Biophysical techniques ✔ HSC70|CD63|MHCII|CD81|CD86 EV Enriched markers ✔ CANX EV Negative markers ✘ EV Particle analysis Identified molecule protein Identification method Mass spectrometry PubMed ID 17641064     Organism Homo sapiens Experiment description Exosomes with immune modulatory features are present in human breast milk. Authors Admyre C, Johansson SM, Qazi KR, Filen JJ, Lahesmaa R, Norman M, Neve EP, Scheynius A, Gabrielsson S Journal name JIMMU Publication year 2007 Sample Breast milk Sample name Breast milk - Colostrum Isolation/purification methods Differential centrifugation Filtration Sucrose density gradient Flotation density 1.10-1.18 g/mL Molecules identified in the study Protein Methods used in the study Mass spectrometry [QSTAR] Western blotting Immunoelectron Microscopy FACS

2 Experiment ID 48 MISEV standards ✔ EM|IEM EV Biophysical techniques ✔ HSC70|CD63|CD86|MHCII EV Enriched markers ✔ CANX EV Negative markers ✘ EV Particle analysis Identified molecule protein Identification method Mass spectrometry PubMed ID 17641064     Organism Homo sapiens Experiment description Exosomes with immune modulatory features are present in human breast milk. Authors Admyre C, Johansson SM, Qazi KR, Filen JJ, Lahesmaa R, Norman M, Neve EP, Scheynius A, Gabrielsson S Journal name JIMMU Publication year 2007 Sample Breast milk Sample name Breast milk - Mature milk Isolation/purification methods Differential centrifugation Filtration Sucrose density gradient Flotation density 1.10-1.18 g/mL Molecules identified in the study Protein Methods used in the study Mass spectrometry [QSTAR] Western blotting Immunoelectron Microscopy FACS

3 Experiment ID 494 MISEV standards ✔ EM EV Biophysical techniques ✔ CD9|CD81|CD151|CD63|CD82|FLOT1|FLOT2|GAPDH|LAMP1|LAMP2|SDCBP|TFRC|TSG101 EV Enriched markers ✘ EV Negative markers ✔ NTA EV 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

4 Experiment ID 496 MISEV standards ✘ EV Biophysical techniques ✔ CD9|CD151|CD63|CD81|CD82|FLOT1|FLOT2|GAPDH|LAMP1|LAMP2|SDCBP|TFRC|TSG101 EV Enriched markers ✘ EV Negative markers ✘ EV 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

5 Experiment ID 497 MISEV standards ✘ EV Biophysical techniques ✔ CD9|CD151|CD63|CD81|CD82|FLOT1|FLOT2|GAPDH|LAMP1|LAMP2|RAB5A|SDCBP|TFRC|TSG101|UCHL1 EV Enriched markers ✘ EV Negative markers ✔ NTA EV 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

6 Experiment ID 498 MISEV standards ✔ EM EV Biophysical techniques ✔ CD9|CD151|CD63|CD81|CD82|FLOT1|FLOT2|GAPDH|LAMP1|LAMP2|RAB5A|SDCBP|TFRC|TSG101|UCHL1 EV Enriched markers ✘ EV Negative markers ✔ NTA EV 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

7 Experiment ID 21 MISEV standards ✔ EM|IEM EV Biophysical techniques ✔ Alix|TSG101|HSP70|CD63 EV Enriched markers ✘ EV Negative markers ✘ EV Particle analysis Identified molecule protein Identification method Mass spectrometry    PubMed ID 19837982     Organism Homo sapiens Experiment description Proteomic and bioinformatic analysis of immunoaffinity-purified exosomes derived from the human colon tumor cell line LIM1215. Authors Suresh Mathivanan, Justin W.E. Lim, Bow J. Tauro, Hong Ji, Robert L. Moritz and Richard J. Simpson Journal name MCP Publication year 2009 Sample Colorectal cancer cells Sample name LIM1215 Isolation/purification methods Filtration Ultracentrifugation Sucrose density gradient Flotation density 1.10-1.12 g/mL Molecules identified in the study Protein Methods used in the study Mass spectrometry [Orbitrap] Western blotting

8 Experiment ID 126 MISEV standards ✘ EV Biophysical techniques ✔ GAPDH EV Enriched markers ✘ EV Negative markers ✘ EV 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

9 Experiment ID 488 MISEV standards ✔ EM EV Biophysical techniques ✔ CD9|CD81|CD63|GAPDH|SDCBP|LAMP1|TFRC|UCHL1|FLOT2|LAMP2|FLOT1|ICAM1|RAB5B|CD151|RAB35|TSG101|RAB5A|CD82 EV Enriched markers ✔ CANX EV Negative markers ✔ NTA EV Particle analysis Identified molecule Protein Identification method Mass spectrometry PubMed ID 36408942     Organism Homo sapiens Experiment description Quantitative proteomic analysis of exosomes from umbilical cord mesenchymal stem cells and rat bone marrow stem cells Authors Xu X, Yin F, Guo M, Gan G, Lin G, Wen C, Wang J, Song P, Wang J, Qi ZQ, Zhong CQ. Journal name Proteomics Publication year 2023 Sample Mesenchymal stem cells Sample name UCMSC Isolation/purification methods Differential centrifugation Filtration Ultracentrifugation Flotation density - Molecules identified in the study Protein Methods used in the study Western blotting Mass spectometry

10 Experiment ID 231 MISEV standards ✘ EV Biophysical techniques ✔ Alix|CD63|CD9 EV Enriched markers ✘ EV Negative markers ✔ NTA EV Particle analysis Identified molecule protein Identification method Mass spectrometry PubMed ID 25332113     Organism Homo sapiens Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G. Journal name Transfusion Publication year 2015 Sample Platelets Sample name PL-Exs - Rep 1 Isolation/purification methods Differential centrifugation Filtration Ultracentrifugation Optiprep density gradient Flotation density 1.12-1.15 g/mL Molecules identified in the study Protein Lipids Methods used in the study Western blotting Mass spectrometry

11 Experiment ID 232 MISEV standards ✘ EV Biophysical techniques ✘ EV Enriched markers ✘ EV Negative markers ✘ EV Particle analysis Identified molecule protein Identification method Mass spectrometry PubMed ID 25332113     Organism Homo sapiens Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G. Journal name Transfusion Publication year 2015 Sample Platelets Sample name PL-Exs - Rep 2 Isolation/purification methods Differential centrifugation Filtration Ultracentrifugation Optiprep density gradient Flotation density 1.12-1.15 g/mL Molecules identified in the study Protein Methods used in the study Mass spectrometry

12 Experiment ID 233 MISEV standards ✘ EV Biophysical techniques ✘ EV Enriched markers ✘ EV Negative markers ✘ EV Particle analysis Identified molecule protein Identification method Mass spectrometry PubMed ID 25332113     Organism Homo sapiens Experiment description Lipidomic and proteomic characterization of platelet extracellular vesicle subfractions from senescent platelets Authors Pienimaeki-Roemer A, Kuhlmann K, Bottcher A, Konovalova T, Black A, Orso E, Liebisch G, Ahrens M, Eisenacher M, Meyer HE, Schmitz G. Journal name Transfusion Publication year 2015 Sample Platelets Sample name PL-Exs - Rep 3 Isolation/purification methods Differential centrifugation Filtration Ultracentrifugation Optiprep density gradient Flotation density 1.12-1.15 g/mL Molecules identified in the study Protein Methods used in the study Mass spectrometry

13 Experiment ID 66 MISEV standards ✔ IEM EV Biophysical techniques ✔ TSG101|Alix|CD63|CD81 EV Enriched markers ✘ EV Negative markers ✘ EV Particle analysis Identified molecule protein Identification method Mass spectrometry PubMed ID 19199708     Organism Homo sapiens Experiment description Proteomic analysis of human parotid gland exosomes by multidimensional protein identification technology (MudPIT). Authors Gonzalez-Begne M, Lu B, Han X, Hagen FK, Hand AR, Melvin JE, Yates JR Journal name JPR Publication year 2009 Sample Saliva Sample name Saliva Isolation/purification methods Differential centrifugation Flotation density - Molecules identified in the study Protein Methods used in the study Mass spectrometry [LTQ] Western blotting Immunoelectron Microscopy

Protein-protein interactions for IGKC

Protein Interactor ExoCarta ID Identification method PubMed Species 1 CDK5RAP3 80279 Affinity Capture-MS Homo sapiens View the network

Pathways in which IGKC is involved

No pathways found