Experiment description of studies that identified PRSS22 in exosomes

1 Experiment ID 207 ISEV standards ✔ EM EV Biophysical techniques ✔ TSG101|HSP70 EV Cytosolic markers ✔ FLOT1 EV Membrane markers ✔ VDAC EV Negative markers ✔ NTA EV Particle analysis Identified molecule protein Identification method Mass spectrometry PubMed ID 23161513     Organism Homo sapiens Experiment description Proteomic analysis of exosomes from mutant KRAS colon cancer cells identifies intercellular transfer of mutant KRAS. Authors Demory Beckler M, Higginbotham JN, Franklin JL, Ham AJ, Halvey PJ, Imasuen IE, Whitwell C, Li M, Liebler DC, Coffey RJ. Journal name Mol Cell Proteomics Publication year 2012 Sample Colorectal cancer cells Sample name DKO-1 Isolation/purification methods Differential centrifugation Filtration Flotation density - Molecules identified in the study Protein Methods used in the study Mass spectrometry

2 Experiment ID 208 ISEV standards ✔ EM EV Biophysical techniques ✔ TSG101|HSP70 EV Cytosolic markers ✔ FLOT1 EV Membrane markers ✔ VDAC EV Negative markers ✔ NTA EV Particle analysis Identified molecule protein Identification method Mass spectrometry PubMed ID 23161513     Organism Homo sapiens Experiment description Proteomic analysis of exosomes from mutant KRAS colon cancer cells identifies intercellular transfer of mutant KRAS. Authors Demory Beckler M, Higginbotham JN, Franklin JL, Ham AJ, Halvey PJ, Imasuen IE, Whitwell C, Li M, Liebler DC, Coffey RJ. Journal name Mol Cell Proteomics Publication year 2012 Sample Colorectal cancer cells Sample name Dks-8 Isolation/purification methods Differential centrifugation Filtration Flotation density - Molecules identified in the study Protein Methods used in the study Mass spectrometry

3 Experiment ID 209 ISEV standards ✘ EV Biophysical techniques ✔ TSG101|HSP70 EV Cytosolic markers ✔ FLOT1 EV Membrane markers ✔ VDAC EV Negative markers ✔ NTA EV Particle analysis Identified molecule protein Identification method Mass spectrometry PubMed ID 23161513     Organism Homo sapiens Experiment description Proteomic analysis of exosomes from mutant KRAS colon cancer cells identifies intercellular transfer of mutant KRAS. Authors Demory Beckler M, Higginbotham JN, Franklin JL, Ham AJ, Halvey PJ, Imasuen IE, Whitwell C, Li M, Liebler DC, Coffey RJ. Journal name Mol Cell Proteomics Publication year 2012 Sample Colorectal cancer cells Sample name DLD-1 Isolation/purification methods Differential centrifugation Filtration Flotation density - Molecules identified in the study Protein Methods used in the study Mass spectrometry

4 Experiment ID 191 ISEV standards ✘ EV Biophysical techniques ✔ Alix EV Cytosolic markers ✔ CD81|CD9 EV Membrane markers ✘ EV Negative markers ✘ EV Particle analysis Identified molecule protein Identification method Mass spectrometry PubMed ID 20124223     Organism Homo sapiens Experiment description Hypoxic tumor cell modulates its microenvironment to enhance angiogenic and metastatic potential by secretion of proteins and exosomes. Authors Park JE, Tan HS, Datta A, Lai RC, Zhang H, Meng W, Lim SK, Sze SK. Journal name Mol Cell Proteomics Publication year 2010 Sample Squamous carcinoma cells Sample name Squamous carcinoma cell (A431) Isolation/purification methods Differential centrifugation Flotation density - Molecules identified in the study Protein Methods used in the study Mass spectrometry

Protein-protein interactions for PRSS22

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

Pathways in which PRSS22 is involved

No pathways found