914
A gst- EBNA-2 fusion protein specifically depleted PU.1 from nuclear extracts and bound in vitro translated PU.1 , providing biochemical evidence for a direct EBNA-2 -PU.1 interaction.
 protein: PU.1; protein: EBNA-2; protein: -PU.1; protein: PU.1; protein: gst- EBNA-2 fusion protein; protein: EBNA-2
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: PU.1, EBNA-2, -PU.1, PU.1, gst- EBNA-2 fusion protein, EBNA-2 
Answer:
 protein: PU.1; protein: EBNA-2; protein: -PU.1; protein: PU.1; protein: gst- EBNA-2 fusion protein; protein: EBNA-2