3696
Moreover, alteration of any one of these features (e.g., cis-element , trans-factor , or cell-specific background ) switched c-Jun to a transcriptional activator of the rPRL promoter .
 ( protein: c-Jun, None) , ( DNA: rPRL promoter, None) , ( DNA: cis-element, None) , ( protein: transcriptional activator, None) , ( DNA: trans-factor, 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: c-Jun, None) , ( DNA: rPRL promoter, None) , ( DNA: cis-element, None) , ( protein: transcriptional activator, None) , ( DNA: trans-factor, None) 