1581
Thus , the i - leader protein is a viral gene product of unknown function and high stability that is made in large quantities at intermediate times of productive infection . ( ABSTRACT TRUNCATED AT 400 WORDS )
 GENE: i - leader protein
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: i - leader protein