10259
The class II trans- activator ( CIITA ) is the main transcriptional co-activator for the expression of MHC class II proteins .
 ( protein: class II trans- activator, None) , ( protein: MHC class II proteins, None) , ( protein: CIITA, 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: class II trans- activator, None) , ( protein: MHC class II proteins, None) , ( protein: CIITA, None) 