Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0019825 | molecular_function | oxygen binding |
| A | 0020037 | molecular_function | heme binding |
| B | 0019825 | molecular_function | oxygen binding |
| B | 0020037 | molecular_function | heme binding |
| C | 0019825 | molecular_function | oxygen binding |
| C | 0020037 | molecular_function | heme binding |
| D | 0019825 | molecular_function | oxygen binding |
| D | 0020037 | molecular_function | heme binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 12 |
| Details | binding site for residue HEM A 201 |
| Chain | Residue |
| A | VAL46 |
| A | ILE103 |
| A | ILE107 |
| A | PHE112 |
| A | LEU56 |
| A | GLN64 |
| A | MET69 |
| A | TRP72 |
| A | VAL94 |
| A | VAL97 |
| A | HIS98 |
| A | ILE101 |
| site_id | AC2 |
| Number of Residues | 15 |
| Details | binding site for residue HEM B 201 |
| Chain | Residue |
| A | ARG71 |
| B | VAL46 |
| B | VAL61 |
| B | GLN64 |
| B | LEU65 |
| B | ALA68 |
| B | MET69 |
| B | TRP72 |
| B | VAL94 |
| B | HIS98 |
| B | ILE101 |
| B | ILE103 |
| B | ILE107 |
| B | MET110 |
| B | PHE112 |
| site_id | AC3 |
| Number of Residues | 13 |
| Details | binding site for residue HEM C 201 |
| Chain | Residue |
| C | VAL46 |
| C | GLN64 |
| C | LEU65 |
| C | ALA68 |
| C | MET69 |
| C | TRP72 |
| C | VAL94 |
| C | VAL97 |
| C | HIS98 |
| C | ILE101 |
| C | ILE103 |
| C | ILE107 |
| C | PHE112 |
| site_id | AC4 |
| Number of Residues | 14 |
| Details | binding site for residue HEM D 201 |
| Chain | Residue |
| C | ARG71 |
| D | VAL46 |
| D | VAL61 |
| D | GLN64 |
| D | LEU65 |
| D | ALA68 |
| D | MET69 |
| D | TRP72 |
| D | VAL94 |
| D | HIS98 |
| D | ILE101 |
| D | ILE103 |
| D | ILE107 |
| D | PHE112 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 4 |
| Details | BINDING: proximal binding residue |
| Chain | Residue | Details |
| A | HIS98 | |
| B | HIS98 | |
| C | HIS98 | |
| D | HIS98 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 4 |
| Details | SITE: Involved in oxygen binding and important for the stability of the Fe(II)-O(2) complex |
| Chain | Residue | Details |
| A | TYR43 | |
| B | TYR43 | |
| C | TYR43 | |
| D | TYR43 | |
| site_id | SWS_FT_FI3 |
| Number of Residues | 4 |
| Details | SITE: Important for oxygen binding and stability of the Fe(II)-O(2) complex |
| Chain | Residue | Details |
| A | GLN60 | |
| B | GLN60 | |
| C | GLN60 | |
| D | GLN60 | |
| site_id | SWS_FT_FI4 |
| Number of Residues | 4 |
| Details | SITE: Critical for restricting water access to the heme distal side to avoid rapid autoxidation |
| Chain | Residue | Details |
| A | LEU65 | |
| B | LEU65 | |
| C | LEU65 | |
| D | LEU65 | |
