8881
We identified the NF-kappaB site in the FasL promoter that contributes to such regulation.
 ( DNA: FasL promoter, None) , ( protein: FasL, None) , ( protein: NF-kappaB, None) , ( DNA: NF-kappaB 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: FasL promoter, None) , ( protein: FasL, None) , ( protein: NF-kappaB, None) , ( DNA: NF-kappaB site, None) 