5064
Mutation of the IL-13 P element site significantly reduced IL-13 promoter activity in response to T-cell activation .
 ( DNA: IL-13 P element site, None) , ( protein: IL-13, 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: IL-13 P element site, None) , ( protein: IL-13, None) 