522
In addition to these elements, we identified a second regulatory element , the N element with the sequence 5'-GGAACCTCCCCC-3' .
 DNA: N element; DNA: regulatory element
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: N element; DNA: regulatory element