1074
The results showed that the activation of U2 snRNA transcription in B-cells also requires an enhancer comprising both the Oct and at least one Sp 1-binding site .
 DNA: Oct; cell type: B-cells; DNA: Sp 1-binding site
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: Oct; cell type: B-cells; DNA: Sp 1-binding site