8700
Surprisingly, overexpression of GRbeta in Jurkat cells did not cause significant inhibition of GRalpha -induced transactivation of a GRE-dependent luciferase reporter gene either.
 ( protein: GRbeta, None) , ( protein: luciferase, None) , ( DNA: GRE-dependent luciferase reporter gene, None) , ( protein: GRalpha, None) , ( cell line: Jurkat cells, 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: GRbeta, None) , ( protein: luciferase, None) , ( DNA: GRE-dependent luciferase reporter gene, None) , ( protein: GRalpha, None) , ( cell line: Jurkat cells, None) 