2625
This exon was inserted between glutamine-rich regions 2 and 3 , carboxy terminal of a tentative leucine-zipper structure .
 DNA: glutamine-rich regions 2 and 3; protein: carboxy terminal; DNA: between glutamine-rich regions 2 and 3; protein: leucine-zipper structure
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: glutamine-rich regions 2 and 3, carboxy terminal, between glutamine-rich regions 2 and 3, leucine-zipper structure 
Answer:
 DNA: glutamine-rich regions 2 and 3; protein: carboxy terminal; DNA: between glutamine-rich regions 2 and 3; protein: leucine-zipper structure