12817
We therefore conclude that GATA-3 specifically binding to the GATA site negatively regulates the expression of the gene in HL-60-C15 cells .
 ( cell line: HL-60-C15 cells, None) , ( DNA: GATA site, None) , ( protein: GATA-3, 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:
 ( cell line: HL-60-C15 cells, None) , ( DNA: GATA site, None) , ( protein: GATA-3, None) 