1346
Furthermore, retinoic acid receptor ( RAR ) alpha is able to inhibit in vitro the formation of the complex between the nuclear AP-1 /OAP and its specific binding site, resulting in the interference with Oct-2 -dependent cis-regulatory function of this AP-1 element.
 ( protein: Oct-2, None) , ( protein: AP-1, None) , ( protein: AP-1, None) , ( protein: RAR, None) , ( protein: /OAP, None) , ( protein: retinoic acid receptor, 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: Oct-2, None) , ( protein: AP-1, None) , ( protein: AP-1, None) , ( protein: RAR, None) , ( protein: /OAP, None) , ( protein: retinoic acid receptor, None) 