1428
A family of serine proteases expressed exclusively in myelo- monocytic cells specifically processes the nuclear factor-kappa B subunit p65 in vitro and may impair human immunodeficiency virus replication in these cells.
 ( protein: nuclear factor-kappa B subunit p65, None) , ( protein: serine proteases, None) , ( cell type: monocytic 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: nuclear factor-kappa B subunit p65, None) , ( protein: serine proteases, None) , ( cell type: monocytic cells, None) 