Multiple Assemblies exist for SMTL entry 4i9d
X-ray structure of NikA in complex with Fe-N,N'-Bis(2-pyridylmethyl)-N-carboxymethyl-N'-methyl; X-RAY DIFFRACTION 1.70 Å

	SMTL ID 4i9d.1 Ligands ACETATE ION; GLYCEROL; SULFATE ION; {(S)-N-(2-{methyl[(pyridin-2-yl-kappaN)methyl]amino-kappaN}ethyl)-N-[(pyridin-2-yl-kappaN)methyl]glycinato-kappa~2~N,O}iron(2+) Polypeptides Nickel-binding periplasmic protein Oligo-state monomer
	SMTL ID 4i9d.2 Ligands GLYCEROL; ACETATE ION; {(S)-N-(2-{methyl[(pyridin-2-yl-kappaN)methyl]amino-kappaN}ethyl)-N-[(pyridin-2-yl-kappaN)methyl]glycinato-kappa~2~N,O}iron(2+) Polypeptides Nickel-binding periplasmic protein Oligo-state monomer