14937
The promoter of the TP1 gene was chosen as a model system to study the molecular mechanism of EBNA2 mediated transactivation .
 ( DNA: TP1 gene, None) , ( DNA: promoter, None) , ( protein: EBNA2, 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: TP1 gene, None) , ( DNA: promoter, None) , ( protein: EBNA2, None) 