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The library will thus be useful for the selection of cosmid clones which carry CDC genes from yeast by complementing first , with the vectorial yeast gene URA1 , the pyrimidine auxotrophy of most cdc - strains and then , with the respective CDC wild - type genes , of the temperature - sensitive mutant alleles .
 GENE: CDC genes from yeast; GENE: yeast gene URA1; GENE: cdc; GENE: CDC wild - type genes
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: CDC genes from yeast; GENE: yeast gene URA1; GENE: cdc; GENE: CDC wild - type genes