8618
These results suggest that the NF-kappaB binding site located around 120 bp upstream of the transcription initiation site in murine and human p40 promoter regions could be important for the p40 induction by CD40 ligation via activation of NF-kappaB .
 ( protein: NF-kappaB, None) , ( protein: NF-kappaB, None) , ( DNA: transcription initiation site, None) , ( protein: CD40, None) , ( DNA: NF-kappaB binding site, None) , ( protein: p40, 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:
 ( protein: NF-kappaB, None) , ( protein: NF-kappaB, None) , ( DNA: transcription initiation site, None) , ( protein: CD40, None) , ( DNA: NF-kappaB binding site, None) , ( protein: p40, None) 