3264
We now report the identification of a cDNA clone ( 15B-7 ), from a Jurkat expression library , that binds specifically to the DRE 1 regulatory sequence .
 ( DNA: 15B-7, None) , ( DNA: DRE 1 regulatory sequence, None) , ( DNA: DRE 1, None) , ( DNA: Jurkat expression library, None) , ( DNA: cDNA clone, 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: 15B-7, None) , ( DNA: DRE 1 regulatory sequence, None) , ( DNA: DRE 1, None) , ( DNA: Jurkat expression library, None) , ( DNA: cDNA clone, None) 