13194
Moreover, impaired activation of NFkappaB does not appear linked to a reduction of TCRzeta expression , because in five patients , normal TCRzeta levels were present although kappaB binding was not inducible.
 ( protein: TCRzeta, None) , ( protein: NFkappaB, None) , ( protein: TCRzeta, None) , ( protein: kappaB, 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: TCRzeta, None) , ( protein: NFkappaB, None) , ( protein: TCRzeta, None) , ( protein: kappaB, None) 