553
Transient transfections using reporter constructs with multiples of transcription factor binding sites from the IL-2 promoter [ distal nuclear factor (NF)-AT , proximal NF-AT , AP-1/Octamer ( UPS ) or NF-chi B ( TCEd ) sites] were performed.
 ( protein: NF-chi B, None) , ( protein: UPS, None) , ( protein: proximal NF-AT, None) , ( DNA: reporter constructs, None) , ( protein: AP-1/Octamer, None) , ( protein: IL-2, None) , ( protein: TCEd, None) , ( DNA: IL-2 promoter, None) , ( DNA: transcription factor binding sites, None) , ( protein: distal nuclear factor (NF)-AT, 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:
 ( protein: NF-chi B, None) , ( protein: UPS, None) , ( protein: proximal NF-AT, None) , ( DNA: reporter constructs, None) , ( protein: AP-1/Octamer, None) , ( protein: IL-2, None) , ( protein: TCEd, None) , ( DNA: IL-2 promoter, None) , ( DNA: transcription factor binding sites, None) , ( protein: distal nuclear factor (NF)-AT, None) 