7546
Gel shift assay studies with synthetic oligonucleotides corresponding to partial sequences of the latter region and nuclear extracts from stimulated cells revealed specific protein binding sites between -3110 and -3090 and between -3079 and -3059.
 ( DNA: protein binding sites, None) , ( DNA: synthetic oligonucleotides, 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: protein binding sites, None) , ( DNA: synthetic oligonucleotides, None) 