guanosine(2922) in 27S pre-rRNA + S-adenosyl-L-methionine <=> 2'-O-methylguanosine(2922) in 27S pre-rRNA + S-adenosyl-L-homocysteine + H(+)
guanosine(2922) in 27s pre-rrna + s-adenosyl-l-methionine <=> 2'-o-methylguanosine(2922) in 27s pre-rrna + s-adenosyl-l-homocysteine + h(+)