nocardicin G + S-adenosyl-L-methionine = isonocardicin C + S-methyl-5'-thioadenosine + H(+)
nocardicin g + s-adenosyl-l-methionine = isonocardicin c + s-methyl-5'-thioadenosine + h(+)
nocardicin G + S-adenosyl-L-methionine = isonocardicin C + S-methyl-5'-thioadenosine + H(+)
nocardicin g + s-adenosyl-l-methionine = isonocardicin c + s-methyl-5'-thioadenosine + h(+)