661
Restoration of the Epstein-Barr virus ZEBRA protein 's capacity to disrupt latency by the addition of heterologous activation regions .
 ( protein: Epstein-Barr virus ZEBRA protein, None) , ( protein: heterologous activation 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: Epstein-Barr virus ZEBRA protein, None) , ( protein: heterologous activation regions, None) 