3560
Earlier studies on the IL-2 gene expression showed that overexpression of calcineurin ( CN ), a Ca2+/calmodulin-dependent protein phosphatase , can stimulate transcription from the IL-2 promoter through the NF-AT-binding site .
 ( DNA: IL-2 promoter, None) , ( DNA: NF-AT-binding site, None) , ( protein: Ca2+/calmodulin-dependent protein phosphatase, None) , ( protein: IL-2, None) , ( protein: CN, None) , ( protein: calcineurin, 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: IL-2 promoter, None) , ( DNA: NF-AT-binding site, None) , ( protein: Ca2+/calmodulin-dependent protein phosphatase, None) , ( protein: IL-2, None) , ( protein: CN, None) , ( protein: calcineurin, None) , ( protein: IL-2, None) 