https://www.ncbi.nlm.nih.gov/Structure/pdb/3MVY
3MVY: X-ray structure of the diatomic oxo-intermediate NikA/1-Int', prior hydroxylation
Nickel-binding periplasmic protein2-[2-[carboxymethyl(phenylmethyl)amino]ethyl-[(2-hydroxyphenyl)methyl]amino]ethanoic acidACETATE IONCHLORIDE...