768
It was found that the propagation of the Tat mutants containing wild-type LTRs was less efficient than that of the LTR-modified Tat mutants .
 DNA: wild-type LTRs; protein: Tat; protein: Tat; protein: LTR-modified Tat mutants; protein: Tat mutants
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: wild-type LTRs, Tat, Tat, LTR-modified Tat mutants, Tat mutants 
Answer:
 DNA: wild-type LTRs; protein: Tat; protein: Tat; protein: LTR-modified Tat mutants; protein: Tat mutants