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The complementary DNAs are the products of distinct genes, yet both ITF-1 and ITF-2 are structurally and functionally similar.
 DNA: complementary DNAs; protein: ITF-2; protein: ITF-1
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:
 DNA: complementary DNAs; protein: ITF-2; protein: ITF-1