preferred_name: a guanosine in 18S rRNA + S-adenosyl-L-methionine <=> an N(7)-methylguanosine in 18S rRNA + S-adenosyl-L-homocysteine
preferred_name_lc: a guanosine in 18s rrna + s-adenosyl-l-methionine <=> an n(7)-methylguanosine in 18s rrna + s-adenosyl-l-homocysteine
label: a guanosine in 18S rRNA + S-adenosyl-L-methionine <=> an N(7)-methylguanosine in 18S rRNA + S-adenosyl-L-homocysteine
label_lc: a guanosine in 18s rrna + s-adenosyl-l-methionine <=> an n(7)-methylguanosine in 18s rrna + s-adenosyl-l-homocysteine