9758
The elevated turnover of endogenous I kappa B alpha in Namalwa cells is inhibited by a proteasome inhibitor and thus seems to be driven by the same degradation machinery as the slower turnover in non-B cells .
 ( cell type: non-B cells, None) , ( protein: I kappa B alpha, None) , ( cell type: Namalwa 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:
 ( cell type: non-B cells, None) , ( protein: I kappa B alpha, None) , ( cell type: Namalwa cells, None) 