973
The promoter region between -173 and -60 contained the strongest activating elements .
 ( DNA: promoter region, None) , ( DNA: activating elements, None) , ( DNA: -173 and -60, 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: promoter region, None) , ( DNA: activating elements, None) , ( DNA: -173 and -60, None) 