2363
In contrast, FK506 or EGTA ( Ca2+ chelator ) similarly affected the formation of kappa B-like site binding complexes , which were not recognized by any antibodies against the human Rel family proteins ( c-Rel , p65 , p50 , and p49 ).
 ( protein: human Rel family proteins, None) , ( protein: kappa B-like site binding complexes, None) , ( protein: p65, None) , ( protein: c-Rel, None) , ( protein: antibodies, None) , ( protein: p50, None) , ( protein: p49, 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: human Rel family proteins, None) , ( protein: kappa B-like site binding complexes, None) , ( protein: p65, None) , ( protein: c-Rel, None) , ( protein: antibodies, None) , ( protein: p50, None) , ( protein: p49, None) 