1582
Consequently , during the evolution of mammals , it is the CKbeta4GT - I gene lineage that has been recruited for the biosynthesis of lactose .
 GENE: CKbeta4GT - I gene
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: CKbeta4GT - I gene