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Our results indicate that p24rex of HTLV-II is not initiated at an internal AUG and that the internal methionine codons are not crucial to the function of the rex gene and, ultimately, the transforming properties of the virus .
 protein: p24rex; DNA: rex gene
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: p24rex; DNA: rex gene