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We have identified and characterized the structure of the Spec1 gene in the sea urchin Strongylocentrotus purpuratus .
 GENE: Spec1 gene
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: Spec1 gene 
Answer:
 GENE: Spec1 gene