3535
The latter class of events is blocked in lymphocytes by the immunosuppressive drugs cyclosporin A and FK506 , which inhibit calcineurin , a Ca2+ -activated serine/threonine phosphatase necessary for the nuclear import of NF-AT transcription factors .
 ( protein: transcription factors, None) , ( protein: Ca2+ -activated serine/threonine phosphatase, None) , ( protein: NF-AT, None) , ( protein: calcineurin, None) , ( cell type: lymphocytes, 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: transcription factors, None) , ( protein: Ca2+ -activated serine/threonine phosphatase, None) , ( protein: NF-AT, None) , ( protein: calcineurin, None) , ( cell type: lymphocytes, None) 