PDB ID:7WB2 Metal site ID: 7WB2-FE-1 Bound amino acids or nucleotide residues: H2 Group identifier: E1Q1Y1 Is homomeric: True Amino acid or nucleotide residue IDs: HIS A.63 HIS C.7 All ligands IDs: HIS A.63 HIS C.7 Number of coordinating amino acids or nucleotide residues: 2 Number of coordinating ligands: 2 Number of coordinating chains: 2 Number of coordinating chains: 2