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Its organization and regulation indicate that the S . pombe URA1 gene product appears very similar to the S . cerevisiae URA2 gene product .
 GENE: S . pombe URA1 gene product; GENE: S . cerevisiae URA2 gene product
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: S . pombe URA1 gene product; GENE: S . cerevisiae URA2 gene product