2'-O-methylguanosine(2270) in 21S rRNA + S-adenosyl-L-homocysteine + H(+) => guanosine(2270) in 21S rRNA + S-adenosyl-L-methionine
2'-o-methylguanosine(2270) in 21s rrna + s-adenosyl-l-homocysteine + h(+) => guanosine(2270) in 21s rrna + s-adenosyl-l-methionine
2'-O-methylguanosine(2270) in 21S rRNA + S-adenosyl-L-homocysteine + H(+) => guanosine(2270) in 21S rRNA + S-adenosyl-L-methionine
2'-o-methylguanosine(2270) in 21s rrna + s-adenosyl-l-homocysteine + h(+) => guanosine(2270) in 21s rrna + s-adenosyl-l-methionine