label: gentamicin X2 + AH2 + 2 S-adenosyl-L-methionine <=> geneticin + 5'-deoxyadenosine + L-methionine + A + S-adenosyl-L-homocysteine + 2 H(+)
label_lc: gentamicin x2 + ah2 + 2 s-adenosyl-l-methionine <=> geneticin + 5'-deoxyadenosine + l-methionine + a + s-adenosyl-l-homocysteine + 2 h(+)