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The PEP4 gene was isolated from a genomic DNA library by complementation of the pep4 - 3 mutation .
 GENE: PEP4 gene; GENE: pep4 - 3
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: PEP4 gene; GENE: pep4 - 3