Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004601 | molecular_function | peroxidase activity |
| A | 0005344 | molecular_function | oxygen carrier activity |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0015671 | biological_process | oxygen transport |
| A | 0016491 | molecular_function | oxidoreductase activity |
| A | 0016528 | cellular_component | sarcoplasm |
| A | 0019430 | biological_process | removal of superoxide radicals |
| A | 0019825 | molecular_function | oxygen binding |
| A | 0020037 | molecular_function | heme binding |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0070062 | cellular_component | extracellular exosome |
| A | 0098809 | molecular_function | nitrite reductase activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 20 |
| Details | binding site for residue HEM A 201 |
| Chain | Residue |
| A | THR39 |
| A | HIS93 |
| A | HIS97 |
| A | ILE99 |
| A | TYR103 |
| A | LEU104 |
| A | NO2202 |
| A | HOH319 |
| A | HOH328 |
| A | HOH388 |
| A | HOH400 |
| A | LYS42 |
| A | HOH409 |
| A | PHE43 |
| A | ARG45 |
| A | HIS64 |
| A | THR67 |
| A | ALA71 |
| A | LEU89 |
| A | SER92 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | binding site for residue NO2 A 202 |
| Chain | Residue |
| A | LEU29 |
| A | PHE43 |
| A | HIS64 |
| A | VAL68 |
| A | HEM201 |
| site_id | AC3 |
| Number of Residues | 2 |
| Details | binding site for residue NO2 A 203 |
| site_id | AC4 |
| Number of Residues | 8 |
| Details | binding site for residue NO2 A 204 |
| Chain | Residue |
| A | ARG31 |
| A | SER35 |
| A | LYS98 |
| A | GLU109 |
| A | ALA110 |
| A | HOH327 |
| A | HOH399 |
| A | HOH407 |
| site_id | AC5 |
| Number of Residues | 6 |
| Details | binding site for residue NO2 A 205 |
| Chain | Residue |
| A | HIS82 |
| A | GLU83 |
| A | LEU86 |
| A | ASP141 |
| A | HOH358 |
| A | HOH363 |
| site_id | AC6 |
| Number of Residues | 6 |
| Details | binding site for residue SO4 A 206 |
| Chain | Residue |
| A | ALA15 |
| A | ALA15 |
| A | ALA15 |
| A | LYS16 |
| A | LYS16 |
| A | LYS16 |
| site_id | AC7 |
| Number of Residues | 8 |
| Details | binding site for residue SO4 A 207 |
| Chain | Residue |
| A | SER3 |
| A | GLU4 |
| A | LYS34 |
| A | THR51 |
| A | GLU52 |
| A | ALA53 |
| A | HOH301 |
| A | HOH338 |
| site_id | AC8 |
| Number of Residues | 5 |
| Details | binding site for residue NO2 A 208 |
| Chain | Residue |
| A | SER92 |
| A | LYS96 |
| A | HIS116 |
| A | HOH344 |
| A | HOH409 |
| site_id | AC9 |
| Number of Residues | 5 |
| Details | binding site for residue NO2 A 209 |
| Chain | Residue |
| A | VAL66 |
| A | THR67 |
| A | THR70 |
| A | HOH330 |
| A | HOH369 |
| site_id | AD1 |
| Number of Residues | 6 |
| Details | binding site for residue NO2 A 210 |
| Chain | Residue |
| A | GLN91 |
| A | GLY124 |
| A | ALA125 |
| A | HOH305 |
| A | HOH329 |
| A | HOH336 |
| site_id | AD2 |
| Number of Residues | 6 |
| Details | binding site for residue GOL A 211 |
| Chain | Residue |
| A | HIS81 |
| A | HIS82 |
| A | GLU83 |
| A | HOH308 |
| A | HOH386 |
| A | HOH454 |
| site_id | AD3 |
| Number of Residues | 2 |
| Details | binding site for residue SO4 A 212 |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | HIS64 | |
| Chain | Residue | Details |
| A | HIS93 | |
| Chain | Residue | Details |
| A | THR67 | |
