1002
The pattern of binding activity in restimulated T cells is consistent with the pattern that has previously been shown to regulate T-cell-specific expression of the IL-2 and the beta chain of the TcR genes .
 ( DNA: TcR genes, None) , ( cell type: T cells, None) , ( protein: TcR, 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: TcR genes, None) , ( cell type: T cells, None) , ( protein: TcR, None) , ( protein: IL-2, None) 