9371
In this study, electrophoretic mobility shift analysis showed that the Sp1 -related factor , Sp3 , also binds at or near these same regions.
 ( protein: Sp1 -related factor, None) , ( protein: Sp3, None) , ( protein: Sp1, 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: Sp1 -related factor, None) , ( protein: Sp3, None) , ( protein: Sp1, None) 