9093
Activation of NF-kappa B seems to play an important role in the regulation of many proinflammatory cytokine genes , but cannot be the only mechanism, since several cytokine genes lack respective binding sites in their promoter regions .
 ( protein: NF-kappa B, None) , ( DNA: cytokine genes, None) , ( DNA: binding sites, None) , ( DNA: proinflammatory cytokine genes, None) , ( DNA: promoter regions, 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-kappa B, None) , ( DNA: cytokine genes, None) , ( DNA: binding sites, None) , ( DNA: proinflammatory cytokine genes, None) , ( DNA: promoter regions, None) 