3768
In T- and B- cell lines , the E(gre) motifs were of major importance for Akv MLV transcriptional activity , while the EA/S motif had some effect.
 ( DNA: E(gre), None) , ( DNA: EA/S motif, None) , ( DNA: E(gre) motifs, None) , ( DNA: EA/S, 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: EA/S motif, None) , ( DNA: E(gre) motifs, None) , ( DNA: EA/S, None) 