Gene description for POLR2B
Gene name	RNA polymerase II subunit B
Gene symbol	POLR2B
Other names/aliases	POL2RB RPB2 hRPB140
Species	Homo sapiens
Experiment description of studies that identified POLR2B in Chronic lymphocytic leukemia cells
1 Experiment ID 902 Identified molecule protein Extracellular vesicle type Exosomes MISEV EVs Identification method Mass spectrometry PubMed ID 26100252    Organism Homo sapiens Experiment description Exosomes released by chronic lymphocytic leukemia cells induce the transition of stromal cells into cancer-associated fibroblasts Authors Paggetti J, Haderk F, Seiffert M, Janji B, Distler U, Ammerlaan W, Kim YJ, Adam J, Lichter P, Solary E, Berchem G, Moussay E. Journal name Blood Publication year 2015 Sample Chronic lymphocytic leukemia cells Sample name MEC-1 Isolation/purification methods Differential centrifugation Filtration Ultracentrifugation Density gradient centrifugation Flotation density 1.15-1.17 g/mL Molecules identified in the study Protein Methods used in the study Mass spectrometry FACS Western blotting EV-TRACK EV150015: EV-METRIC:22%, 44%