265300
23S rRNA ( guanine1835-N2 ) - methyltransferase ( , ygjO ( gene ) , rlmG ( gene ) , ribosomal RNA large subunit methyltransferase G ) is an enzyme with system name S-adenosyl-L-methionine :23 S rRNA ( guanine1835-N2 ) - methyltransferase .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None