1549
These findings suggest that reduced cysteine thiols play an important role in the DNA binding activity of this family of Rel-related transcription factors .
 protein: Rel-related transcription factors
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: Rel-related transcription factors