4974
Mutation of the PU.1 /Elf-1 site or the 3' site ( FP4-3' ) within the context of the c-fes promoter resulted in substantially reduced activity in transient transfections .
 ( DNA: 3#$%# site, None) , ( DNA: FP4-3#$%#, None) , ( protein: /Elf-1, None) , ( protein: PU.1, None) , ( DNA: c-fes promoter, 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: 3#$%# site, None) , ( DNA: FP4-3#$%#, None) , ( protein: /Elf-1, None) , ( protein: PU.1, None) , ( DNA: c-fes promoter, None) 