1806
Both constitutively active forms of CN and protein kinase C ( PKC ) synergistically activated transcription from the GM-CSF promoter .
 ( protein: PKC, None) , ( DNA: GM-CSF promoter, None) , ( protein: protein kinase C, None) , ( protein: CN, 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: PKC, None) , ( DNA: GM-CSF promoter, None) , ( protein: protein kinase C, None) , ( protein: CN, None) 