1319
An acidic activation domain is located between the N-terminal conserved region of clone 18 and its zinc fingers .
 protein: zinc fingers; protein: clone 18; protein: N-terminal conserved region; protein: acidic activation domain
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: zinc fingers, clone 18, N-terminal conserved region, acidic activation domain 
Answer:
 protein: zinc fingers; protein: clone 18; protein: N-terminal conserved region; protein: acidic activation domain