6109
Using site - directed mutagenesis , we show that the RAREoct contributes to the transcriptional activation of Oct - 3 / 4 promoter in P19 cells and , most interestingly , mediates the RA - induced repression in RA - differentiated EC cells .
 GENE: RAREoct; GENE: Oct - 3 / 4 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: RAREoct, Oct - 3 / 4 promoter 
Answer:
 GENE: RAREoct; GENE: Oct - 3 / 4 promoter