1291
DNA-binding properties of HIV-TF1 suggested that HIV-TF1 might be identical or related to USF .
 protein: USF; protein: HIV-TF1; protein: HIV-TF1
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: USF; protein: HIV-TF1; protein: HIV-TF1