9419
Since the DSE and TRE sites cannot bind CREB/ATF homodimers , we propose a mechanism in which the HIV-1 DSE bind heterodimers composed of both AP-1 and CREB/ATF proteins .
 DNA: TRE; DNA: DSE; DNA: DSE; protein: CREB/ATF; protein: heterodimers; protein: CREB/ATF homodimers
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: TRE, DSE, DSE, CREB/ATF, heterodimers, CREB/ATF homodimers 
Answer:
 DNA: TRE; DNA: DSE; DNA: DSE; protein: CREB/ATF; protein: heterodimers; protein: CREB/ATF homodimers