962
Reverse transcriptase and protease activities of avian leukosis virus Gag - Pol fusion proteins expressed in insect cells .
 GENE: Reverse transcriptase; GENE: Gag; GENE: Pol
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: Reverse transcriptase; GENE: Gag; GENE: Pol