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We identified several anti-Ig response elements within Zp , which were originally defined as 12-O-tetradecanoylphorbol-13-acetate ( TPA ) response elements ( ZI repeats and ZII , an AP-1-like domain ).
 AP-1-like domain, 12-O-tetradecanoylphorbol-13-acetate ( TPA ) response elements, ZII, Zp, ZI repeats
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 AP-1-like domain, 12-O-tetradecanoylphorbol-13-acetate ( TPA ) response elements, ZII, Zp, ZI repeats