7465
These alternative polyadenylation events ensure the rapid accumulation of high concentrations of NF-ATc necessary to exceed critical threshold levels of NF-ATc for gene induction in effector T cells .
 ( protein: NF-ATc, None) , ( protein: NF-ATc, None) , ( cell type: effector T 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: NF-ATc, None) , ( protein: NF-ATc, None) , ( cell type: effector T cells, None) 