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Resolution of whole cell extract through two chromatographic steps yields a single protein fraction requiring only the addition of TFIID for the initiation of transcription at RNA polymerase II promoters .
 protein: TFIID; DNA: RNA polymerase II promoters; protein: RNA polymerase II
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: TFIID; DNA: RNA polymerase II promoters; protein: RNA polymerase II