5165
A novel interferon regulatory factor family transcription factor , ICSAT/Pip/LSIRF , that negatively regulates the activity of interferon-regulated genes .
 ( protein: transcription factor, None) , ( DNA: interferon-regulated genes, None) , ( protein: interferon regulatory factor family transcription factor, None) , ( protein: ICSAT/Pip/LSIRF, 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: transcription factor, None) , ( DNA: interferon-regulated genes, None) , ( protein: interferon regulatory factor family transcription factor, None) , ( protein: ICSAT/Pip/LSIRF, None) 