329
Moreover, there is no cooperation or synergy between R and EB1 when activating the B domain ( ZRE-B plus the R-responsive element ) positioned as an enhancer .
 protein: EB1; DNA: ZRE-B; DNA: enhancer; DNA: B domain; protein: R; DNA: R-responsive element
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: EB1; DNA: ZRE-B; DNA: enhancer; DNA: B domain; protein: R; DNA: R-responsive element