preferred_name: guanosine(37) in tRNA + S-adenosyl-L-methionine => N(1)-methylguanosine(37) in tRNA + S-adenosyl-L-homocysteine + H(+)
preferred_name_lc: guanosine(37) in trna + s-adenosyl-l-methionine => n(1)-methylguanosine(37) in trna + s-adenosyl-l-homocysteine + h(+)
label: guanosine(37) in tRNA + S-adenosyl-L-methionine => N(1)-methylguanosine(37) in tRNA + S-adenosyl-L-homocysteine + H(+)
label_lc: guanosine(37) in trna + s-adenosyl-l-methionine => n(1)-methylguanosine(37) in trna + s-adenosyl-l-homocysteine + h(+)