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A powerful enhancer has been mapped to an 18-bp DNA segment located 11 kb 5' to the human epsilon-globin gene within the dominant control or locus-activating region .
 DNA: 18-bp DNA segment; DNA: human epsilon-globin gene; DNA: locus-activating region; DNA: dominant control
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: 18-bp DNA segment; DNA: human epsilon-globin gene; DNA: locus-activating region; DNA: dominant control