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 |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 17 |
| Details | BINDING SITE FOR RESIDUE HEM A 500 |
| Chain | Residue |
| A | THR40 |
| A | ARG100 |
| A | LEU107 |
| A | ALA110 |
| A | TYR111 |
| A | HOH501 |
| B | LYS92 |
| B | LYS95 |
| B | LEU96 |
| A | PRO43 |
| A | PHE44 |
| A | LEU47 |
| A | GLN65 |
| A | VAL68 |
| A | PHE69 |
| A | LEU96 |
| A | HIS97 |
| site_id | AC2 |
| Number of Residues | 17 |
| Details | BINDING SITE FOR RESIDUE HEM B 500 |
| Chain | Residue |
| A | LYS92 |
| A | LYS95 |
| A | LEU96 |
| B | PRO43 |
| B | LEU47 |
| B | GLN65 |
| B | VAL68 |
| B | PHE69 |
| B | MET93 |
| B | LEU96 |
| B | HIS97 |
| B | ARG100 |
| B | ILE102 |
| B | LEU107 |
| B | ALA110 |
| B | TYR111 |
| B | HOH501 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 2 |
| Details | Binding site: {"description":"proximal binding residue"} |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | Modified residue: {"description":"N-acetylthreonine","evidences":[{"source":"PubMed","id":"1815587","evidenceCode":"ECO:0000269"}]} |