7487
Mutating the E - box in the context of the 3 ' - flanking region confirmed that it contributes to the enhancement of transcriptional activity of the alpha1 ( I ) collagen gene promoter .
 GENE: alpha1 ( I ) collagen gene promoter
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: alpha1 ( I ) collagen gene promoter 
Answer:
 GENE: alpha1 ( I ) collagen gene promoter