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We demonstrate that this part of the BCL6 molecule contains an autonomous transrepressor domain and that two noncontiguous regions , including the POZ motif , mediate maximum transrepressive activity .
 POZ motif, BCL6 molecule, autonomous transrepressor domain, BCL6, noncontiguous regions
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 POZ motif, BCL6 molecule, autonomous transrepressor domain, BCL6, noncontiguous regions