197
Finally , some point mutations in the Gag - Pol PR domain inhibited activation of RT in trans by a wild - type PR , suggesting that the correct conformation of the PR domain in Gag - Pol is prerequisite for activation of RT .
 GENE: Gag; GENE: Pol; GENE: RT; GENE: PR; GENE: PR; GENE: Gag; GENE: Pol; GENE: RT
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: Gag; GENE: Pol; GENE: RT; GENE: PR; GENE: PR; GENE: Gag; GENE: Pol; GENE: RT