label: N(1)-methyladenosine(1408) in 16S rRNA + S-adenosyl-L-homocysteine + H(+) => adenosine(1408) in 16S rRNA + S-adenosyl-L-methionine
label_lc: n(1)-methyladenosine(1408) in 16s rrna + s-adenosyl-l-homocysteine + h(+) => adenosine(1408) in 16s rrna + s-adenosyl-l-methionine