6512
NFAT transcription factors bind to a sequence in the IL-2 enhancer known as the antigen receptor response element 2 ( ARRE-2 ).
 ( DNA: ARRE-2, None) , ( DNA: antigen receptor response element 2, None) , ( DNA: IL-2 enhancer, None) , ( protein: IL-2, 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:
 ( DNA: ARRE-2, None) , ( DNA: antigen receptor response element 2, None) , ( DNA: IL-2 enhancer, None) , ( protein: IL-2, None) 