12775
In this review, we describe the host-cell transcription factors that interact with the 5'-UTR and discuss their role in the transcriptional regulation of HIV-1 gene expression .
 ( DNA: 5#$%#-UTR, None) , ( protein: host-cell transcription factors, None) , ( protein: transcription factors, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( DNA: 5#$%#-UTR, None) , ( protein: host-cell transcription factors, None) , ( protein: transcription factors, None) 