12967
S9a at 10 to 100 nM inhibited HIV production as potently as 3'-azido-3'-deoxythymidine ( AZT ), an inhibitor of viral reverse transcriptase .
 ( protein: viral reverse transcriptase, 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: viral reverse transcriptase, None) 