798
We have previously reported the presence of a transcriptional control element with the properties of a silencer extending from -392 to -177 bp relative to the cap site of the human epsilon-globin-encoding gene [Cao et al., Proc.Natl.Acad.Sci.USA 86 (1989) 5306-5309].
 DNA: cap site; DNA: silencer; DNA: human epsilon-globin-encoding gene; DNA: transcriptional control element; DNA: -392 to -177 bp
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: cap site; DNA: silencer; DNA: human epsilon-globin-encoding gene; DNA: transcriptional control element; DNA: -392 to -177 bp