760
Behind the ATPase cluster , two open reading frames were detected that are not homologous to any known chloroplast gene .
 GENE: ATPase cluster
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: ATPase cluster 
Answer:
 GENE: ATPase cluster