8391
In this study, we cloned two cDNAs encoding proteins which bind to an oligonucleotide in silencer I containing a BP1 binding site.
 ( DNA: silencer I, None) , ( DNA: cDNAs, None) , ( protein: BP1, 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: silencer I, None) , ( DNA: cDNAs, None) , ( protein: BP1, None) 