6649
The current version of KEGG OC contains 1 176 030 OCs , obtained by clustering 8 357 175 genes in 2112 complete genomes ( 153 eukaryotes , 1830 bacteria and 129 archaea ) .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 None