11548
We generated a point mutant of ZEBRA , Z(S186A) , that was not impaired in its ability to activate transcription ; however, this mutation abolished its ability to initiate the viral lytic cascade .
 ( protein: Z(S186A), None) , ( protein: ZEBRA, 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: Z(S186A), None) , ( protein: ZEBRA, None) 