1166
The B4-2 clone coded for an mRNA of 2061 bp in length.
 RNA: mRNA; DNA: B4-2
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:
 RNA: mRNA; DNA: B4-2