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; protein: kappa B-like site binding complexes; protein: p65; protein: c-Rel; protein: antibodies; protein: p50; protein: p49
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: human Rel family proteins, kappa B-like site binding complexes, p65, c-Rel, antibodies, p50, p49 
Answer:
 protein: human Rel family proteins; protein: kappa B-like site binding complexes; protein: p65; protein: c-Rel; protein: antibodies; protein: p50; protein: p49