10890
In vivo footprinting and mutational analysis of the proximal CD19 promoter reveal important roles for an SP1/Egr-1 binding site and a novel site termed the PyG box .
 ( DNA: proximal CD19 promoter, None) , ( DNA: PyG box, None) , ( DNA: SP1/Egr-1 binding site, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( DNA: proximal CD19 promoter, None) , ( DNA: PyG box, None) , ( DNA: SP1/Egr-1 binding site, None) 