1419
Targeted disruption of the OGG1 gene in yeast revealed a second OG glycosylase / lyase protein , tentatively named Ogg2 , which differs from Ogg1 in that it preferentially acts on OG : G .
 GENE: OGG1 gene; GENE: OG glycosylase / lyase protein; GENE: Ogg2; GENE: Ogg1
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: OGG1 gene; GENE: OG glycosylase / lyase protein; GENE: Ogg2; GENE: Ogg1