4611
Furthermore, the most important trans-acting factors of T and B lymphocytes (e.g. NF-kB , NF-AT and STAT families ) and their functional importance are described.
 ( protein: STAT families, None) , ( protein: NF-AT, None) , ( protein: trans-acting factors, None) , ( protein: NF-kB, 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: STAT families, None) , ( protein: NF-AT, None) , ( protein: trans-acting factors, None) , ( protein: NF-kB, None) 