3925
Plasmid pNK21 , in which 2 . 05 - kb sequence covering the region encoding the nitrilase was was placed under the control of the lac promoter , directed overproduction of enzymatically active nitrilase in response to addition of isopropyl beta - D - thiogalactopyranoside in Escherichia coli .
 GENE: nitrilase; GENE: lac promoter; GENE: enzymatically active nitrilase
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: nitrilase; GENE: lac promoter; GENE: enzymatically active nitrilase