845
The two redox centers in the protein , FAD and a [ 4Fe4S ] + 2 , + 1 cluster , are present in a 64 - kDa monomer .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 None