6808
This region includes verA , a structural gene previously shown to be required for ST biosynthesis , and 24 additional closely spaced transcripts ranging in size from 0 . 6 to 7 . 2 kb that are coordinately induced only under ST - producing conditions .
 GENE: verA
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: verA 
Answer:
 GENE: verA