754
The results obtained with [ F304 ] R2 indicate that structural changes in E . coli R2 in the vicinity of this helix distortion can influence the catalytic activity of the holoenzyme .
 GENE: [ F304 ] R2; GENE: E . coli R2
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: [ F304 ] R2; GENE: E . coli R2