2049
Functional studies indicated that the TF site conferred LPS inducibility on a heterologous promoter and was transactivated by c-Rel or p65 .
 ( DNA: heterologous promoter, None) , ( protein: c-Rel, None) , ( protein: TF, None) , ( protein: p65, None) , ( DNA: TF 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: heterologous promoter, None) , ( protein: c-Rel, None) , ( protein: TF, None) , ( protein: p65, None) , ( DNA: TF site, None) 