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The malate synthase gene , MLS1 , of the yeast Saccharomyces cerevisiae is transcriptionally regulated by the carbon source in the growth medium .
 GENE: malate synthase gene; GENE: MLS1
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: malate synthase gene; GENE: MLS1