preferred_name: a 2'-O-methylribonucleotide in rRNA + S-adenosyl-L-homocysteine + H(+) => a ribonucleotide in rRNA + S-adenosyl-L-methionine
preferred_name_lc: a 2'-o-methylribonucleotide in rrna + s-adenosyl-l-homocysteine + h(+) => a ribonucleotide in rrna + s-adenosyl-l-methionine
label: a 2'-O-methylribonucleotide in rRNA + S-adenosyl-L-homocysteine + H(+) => a ribonucleotide in rRNA + S-adenosyl-L-methionine
label_lc: a 2'-o-methylribonucleotide in rrna + s-adenosyl-l-homocysteine + h(+) => a ribonucleotide in rrna + s-adenosyl-l-methionine