PDB ID:1ZF4 Metal site ID: 1ZF4-NA-1 Bound amino acids or nucleotide residues: A2 Group identifier: A2 Is homomeric: True Amino acid or nucleotide residue IDs: DA A.6 All ligands IDs: DA A.6 Number of coordinating amino acids or nucleotide residues: 2 Number of coordinating ligands: 2 Number of coordinating chains: 2 Number of coordinating chains: 2