11503
Interaction of transcription factors RFX1 and MIBP1 with the gamma motif of the negative regulatory element of the hepatitis B virus core promoter .
 ( DNA: hepatitis B virus core promoter, None) , ( protein: MIBP1, None) , ( protein: RFX1, None) , ( DNA: negative regulatory element, None) , ( DNA: gamma motif, None) , ( protein: transcription factors, 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: hepatitis B virus core promoter, None) , ( protein: MIBP1, None) , ( protein: RFX1, None) , ( DNA: negative regulatory element, None) , ( DNA: gamma motif, None) , ( protein: transcription factors, None) 