Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0020037 | molecular_function | heme binding |
| A | 0042597 | cellular_component | periplasmic space |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 15 |
| Details | BINDING SITE FOR RESIDUE HEC A 201 |
| Chain | Residue |
| A | ALA23 |
| A | VAL71 |
| A | ARG73 |
| A | HOH320 |
| A | HOH341 |
| A | HOH357 |
| A | HOH359 |
| A | CYS24 |
| A | CYS27 |
| A | HIS28 |
| A | HIS57 |
| A | PRO60 |
| A | HIS64 |
| A | ARG65 |
| A | GLY67 |
| site_id | AC2 |
| Number of Residues | 20 |
| Details | BINDING SITE FOR RESIDUE HEC A 202 |
| Chain | Residue |
| A | HIS28 |
| A | GLU33 |
| A | MET35 |
| A | HIS39 |
| A | VAL51 |
| A | CYS53 |
| A | CYS56 |
| A | HIS57 |
| A | PHE74 |
| A | HIS117 |
| A | SER118 |
| A | LEU119 |
| A | HIS120 |
| A | PRO121 |
| A | HOH268 |
| A | HOH298 |
| A | HOH311 |
| A | HOH328 |
| A | HOH364 |
| A | HOH375 |
| site_id | AC3 |
| Number of Residues | 20 |
| Details | BINDING SITE FOR RESIDUE HEC A 203 |
| Chain | Residue |
| A | LYS29 |
| A | LYS38 |
| A | HIS39 |
| A | VAL42 |
| A | ILE43 |
| A | ASN44 |
| A | ASN55 |
| A | CYS56 |
| A | CYS88 |
| A | CYS91 |
| A | HIS92 |
| A | HIS117 |
| A | LEU119 |
| A | GLN127 |
| A | HEC204 |
| A | HOH247 |
| A | HOH275 |
| A | HOH292 |
| A | HOH338 |
| A | HOH366 |
| site_id | AC4 |
| Number of Residues | 15 |
| Details | BINDING SITE FOR RESIDUE HEC A 204 |
| Chain | Residue |
| A | CYS88 |
| A | HIS92 |
| A | LEU97 |
| A | ALA100 |
| A | PHE101 |
| A | HIS104 |
| A | CYS113 |
| A | CYS116 |
| A | HIS117 |
| A | ARG134 |
| A | HEC203 |
| A | HEC205 |
| A | HOH226 |
| A | HOH358 |
| A | HOH361 |
| site_id | AC5 |
| Number of Residues | 19 |
| Details | BINDING SITE FOR RESIDUE HEC A 205 |
| Chain | Residue |
| A | THR54 |
| A | ASN55 |
| A | GLN59 |
| A | SER86 |
| A | SER90 |
| A | PHE101 |
| A | PRO103 |
| A | HIS107 |
| A | LYS110 |
| A | VAL111 |
| A | SER115 |
| A | ILE137 |
| A | CYS138 |
| A | CYS141 |
| A | HIS142 |
| A | GLN145 |
| A | HEC204 |
| A | HOH329 |
| A | HOH356 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 10 |
| Details | BINDING: covalent => ECO:0000250 |
| Chain | Residue | Details |
| A | CYS24 | |
| A | CYS141 | |
| A | CYS27 | |
| A | CYS53 | |
| A | CYS56 | |
| A | CYS88 | |
| A | CYS91 | |
| A | CYS113 | |
| A | CYS116 | |
| A | CYS138 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 5 |
| Details | BINDING: axial binding residue => ECO:0000250 |
| Chain | Residue | Details |
| A | HIS28 | |
| A | HIS57 | |
| A | HIS92 | |
| A | HIS117 | |
| A | HIS142 | |
