3205
To find new regulatory regions of the IL-2R alpha gene , 8.5 kb of the 5' end noncoding sequence of the IL-2R alpha gene have been sequenced.
 ( DNA: regulatory regions, None) , ( DNA: IL-2R alpha gene, None) , ( protein: IL-2R alpha, None) , ( protein: IL-2R alpha, None) , ( DNA: IL-2R alpha gene, 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: regulatory regions, None) , ( DNA: IL-2R alpha gene, None) , ( protein: IL-2R alpha, None) , ( protein: IL-2R alpha, None) , ( DNA: IL-2R alpha gene, None) 