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Enhancers containing a single Oct have, nevertheless, the capacity to partially activate U2 snRNA transcription in both HeLa cells , in which only OTF-1 is expressed, and in BJA-B cells in which OTF-2 is the predominantly expressed octamer-binding factor .
 protein: OTF-2; cell line: HeLa cells; cell line: BJA-B cells; DNA: Oct; protein: octamer-binding factor; RNA: U2 snRNA
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: OTF-2; cell line: HeLa cells; cell line: BJA-B cells; DNA: Oct; protein: octamer-binding factor; RNA: U2 snRNA