1037
A fragment extending from -643 to +33 is capable of controlling the tissue-specific expression of the CAT gene in transfection experiments .
 DNA: CAT gene; DNA: -643 to +33
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: CAT gene; DNA: -643 to +33