12138
A 1 - base pair mismatch within the corresponding region of the CYP3A4 gene was sufficient for a differential enhancer activity .
 GENE: CYP3A4 gene
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: CYP3A4 gene 
Answer:
 GENE: CYP3A4 gene