9748
Thus, Egr-1 seems to control the expression of downstream target genes not only as a transcriptional activator, but also as a repressor molecule .
 ( protein: repressor molecule, None) , ( protein: Egr-1, None) , ( DNA: downstream target genes, 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: repressor molecule, None) , ( protein: Egr-1, None) , ( DNA: downstream target genes, None) 