5014
In promoter transactivation as well as primary B cell transformation assays these chimeric EBNA2 proteins are able to substitute for wild-type EBNA2 in the presence of oestrogen .
 ( protein: wild-type EBNA2, None) , ( protein: EBNA2, None) , ( protein: EBNA2, 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: wild-type EBNA2, None) , ( protein: EBNA2, None) , ( protein: EBNA2, None) 