6866
Three separate activation subdomains , and one negative - acting region , which function in yeast were located in the carboxyl - terminal region of NIT4 .
 GENE: NIT4
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: NIT4 
Answer:
 GENE: NIT4