2600
An scrR promoter fragment , which dose not contain a sequence resembling OB , was not shifted by the fusion protein .
 GENE: scrR promoter fragment; GENE: OB
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: scrR promoter fragment; GENE: OB