9388
In contrast, the binding activities of NF1 and Sp1 were not affected by ER .
 ( protein: Sp1, None) , ( protein: ER, None) , ( protein: NF1, 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, None) , ( protein: ER, None) , ( protein: NF1, None) 