3767
ALF1 transactivated transcription of Akv MLV through the two E(gre) motifs equally, whereas E2A protein required the promoter-proximal E(gre) motif.
 ( DNA: E(gre), None) , ( DNA: E(gre) motifs, None) , ( DNA: E(gre), None) , ( protein: E2A protein, None) , ( protein: ALF1, 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: E(gre), None) , ( DNA: E(gre) motifs, None) , ( DNA: E(gre), None) , ( protein: E2A protein, None) , ( protein: ALF1, None) 