1430
Polar effects of transposon insertions demonstrated that all of these mRNAs arose from a single promoter region , where transcription initiated 80 bp 5 ' to nifH .
 GENE: nifH
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: nifH