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