1688
Sequencing of the genomic region between the exons 1 and 2 showed that the alternative 5'-end is a part of the intron .
 ( DNA: alternative 5#$%#-end, None) , ( DNA: intron, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( DNA: alternative 5#$%#-end, None) , ( DNA: intron, None) 