12769
Recent studies, however, demonstrate that the transcribed 5'-untranslated leader region ( 5'-UTR ) also contains important transcriptional elements .
 ( DNA: 5#$%#-UTR, None) , ( DNA: 5#$%#-untranslated leader region, None) , ( DNA: transcriptional elements, 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#$%#-UTR, None) , ( DNA: 5#$%#-untranslated leader region, None) , ( DNA: transcriptional elements, None) 