637
Intermediate levels of gene activity were observed for TnI enhancers containing E - boxes derived from the MCK left E - box site or from the Ig kappa E2 E - box .
 GENE: TnI enhancers; GENE: MCK left E - box site; GENE: Ig kappa E2 E - box
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: TnI enhancers, MCK left E - box site, Ig kappa E2 E - box 
Answer:
 GENE: TnI enhancers; GENE: MCK left E - box site; GENE: Ig kappa E2 E - box