5781
Mutations in a region located 15 to 30 bp downstream from the major transcription start site that shows good homology to a sequence in the first exon of c - fos implicated as a negative regulatory element resulted in a significant increase in basal gene expression but did not affect regulation .
 GENE: c - fos
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: c - fos 
Answer:
 GENE: c - fos