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This incompatibility phenotype requires the global transcriptional repressor , KorB , and the target for incC - mediated incompatibility is a KorB - binding site ( O ( B ) ) .
 GENE: KorB; GENE: incC; GENE: KorB - binding site ( O ( B ) )
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: KorB; GENE: incC; GENE: KorB - binding site ( O ( B ) )