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We propose that the MNP protein (s) binding at the MNP site constitutes a novel transcription factor (s) expressed in hematopoietic cells .
 DNA: MNP site; protein: MNP protein; protein: transcription factor; cell type: hematopoietic cells
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: MNP site, MNP protein, transcription factor, hematopoietic cells 
Answer:
 DNA: MNP site; protein: MNP protein; protein: transcription factor; cell type: hematopoietic cells