373
Although the elevated signalling is eliminated by deletion of Ste20p ( or components downstream of Ste20p ) , the growth and morphological abnormalities of cells lacking Akr1p are not rescued by deletion of any of the known pheromone response pathway components .
 GENE: Ste20p; GENE: Ste20p; GENE: Akr1p
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: Ste20p; GENE: Ste20p; GENE: Akr1p