SMILES: C1=NC(=C2C(=N1)N(C=N2)[C@H]3[C@@H]([C@@H]([C@H](O3)C[S+](CC[C@@H](C(=O)O)N)CC(=O)O)O)O)N
Description: The molecule is a sulfonium compound that is S-adenosyl-L-methionine in which one of the methyl hydrogens has been replaced by a carboxy group. It has a role as an Escherichia coli metabolite. It is a sulfonium compound and an organic cation. It derives from a S-adenosyl-L-methionine. It is a conjugate acid of a S-adenosyl-S-carboxymethyl-L-homocysteine dizwitterion.