1583
The Pi signals are conveyed to PHO8 by binding of PHO4 protein , a positive regulatory factor , to a promoter region of PHO8 ( PHO8p ) under the influence of the PHO regulatory circuit .
 GENE: PHO8; GENE: PHO4 protein; GENE: PHO8; GENE: PHO8p; GENE: PHO
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: PHO8; GENE: PHO4 protein; GENE: PHO8; GENE: PHO8p; GENE: PHO