6516
Furthermore, NF90 was phosphorylated in a double-stranded RNA -dependent manner likely by the interferon-induced, double-stranded RNA -dependent protein kinase , PKR .
 ( RNA: double-stranded RNA, None) , ( protein: double-stranded RNA -dependent protein kinase, None) , ( protein: PKR, None) , ( protein: NF90, None) , ( RNA: double-stranded RNA, 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:
 ( RNA: double-stranded RNA, None) , ( protein: double-stranded RNA -dependent protein kinase, None) , ( protein: PKR, None) , ( protein: NF90, None) , ( RNA: double-stranded RNA, None) 