1643
Coexpression of both proteins activated transcription of the -137 to -64 element in COS-7 cells .
 ( cell line: COS-7 cells, None) , ( DNA: -137 to -64 element, 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:
 ( cell line: COS-7 cells, None) , ( DNA: -137 to -64 element, None) 