655
Insertion of oligonucleotides spanning the DQB X-box (but not the DQB-W region or the DQB Y-box ) upstream of -141 in a DRA reporter plasmid rescued expression to nearly wild-type levels .
 ( DNA: DQB-W region, None) , ( DNA: DQB Y-box, None) , ( DNA: DQB X-box, None) , ( DNA: DRA reporter plasmid, None) , ( DNA: upstream of -141, 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: DQB-W region, None) , ( DNA: DQB Y-box, None) , ( DNA: DQB X-box, None) , ( DNA: DRA reporter plasmid, None) , ( DNA: upstream of -141, None) 