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The tax gene product ( HTLV-I p40tax and HTLV-II p37tax ) is the transcriptional activator of the viral long terminal repeat .
 protein: HTLV-I p40tax; DNA: tax; DNA: viral long terminal repeat; DNA: p40tax; protein: HTLV-II p37tax; DNA: p37tax; protein: tax gene product
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: HTLV-I p40tax; DNA: tax; DNA: viral long terminal repeat; DNA: p40tax; protein: HTLV-II p37tax; DNA: p37tax; protein: tax gene product