12414
Mutation of Ikaros or AP-1 binding sites in the context of the granzyme B promoter demonstrated that both sites participate in dexamethasone -mediated inhibition of the granzyme B promoter activity .
 ( DNA: granzyme B promoter, None) , ( protein: Ikaros, None) , ( DNA: granzyme B promoter, None) , ( DNA: AP-1 binding sites, 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: granzyme B promoter, None) , ( protein: Ikaros, None) , ( DNA: granzyme B promoter, None) , ( DNA: AP-1 binding sites, None) 