Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0009055 | molecular_function | electron transfer activity |
| A | 0015979 | biological_process | photosynthesis |
| A | 0020037 | molecular_function | heme binding |
| A | 0046872 | molecular_function | metal ion binding |
| B | 0009055 | molecular_function | electron transfer activity |
| B | 0015979 | biological_process | photosynthesis |
| B | 0020037 | molecular_function | heme binding |
| B | 0046872 | molecular_function | metal ion binding |
| C | 0009055 | molecular_function | electron transfer activity |
| C | 0015979 | biological_process | photosynthesis |
| C | 0020037 | molecular_function | heme binding |
| C | 0046872 | molecular_function | metal ion binding |
| D | 0009055 | molecular_function | electron transfer activity |
| D | 0015979 | biological_process | photosynthesis |
| D | 0020037 | molecular_function | heme binding |
| D | 0046872 | molecular_function | metal ion binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 C 656 |
| Chain | Residue |
| C | ARG18 |
| C | ALA19 |
| C | ASP20 |
| C | LYS21 |
| C | HOH465 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 A 657 |
| Chain | Residue |
| A | ARG18 |
| A | ALA19 |
| A | ASP20 |
| A | LYS21 |
| site_id | AC3 |
| Number of Residues | 21 |
| Details | BINDING SITE FOR RESIDUE HEM A 115 |
| Chain | Residue |
| A | GLN12 |
| A | CYS13 |
| A | CYS16 |
| A | HIS17 |
| A | VAL24 |
| A | GLY25 |
| A | PRO26 |
| A | ARG34 |
| A | ALA36 |
| A | GLY37 |
| A | PHE42 |
| A | TYR44 |
| A | SER45 |
| A | ASN48 |
| A | TRP58 |
| A | TYR66 |
| A | THR91 |
| A | LYS92 |
| A | MET93 |
| A | PHE95 |
| A | HOH659 |
| site_id | AC4 |
| Number of Residues | 21 |
| Details | BINDING SITE FOR RESIDUE HEM B 115 |
| Chain | Residue |
| A | THR59 |
| B | GLN12 |
| B | CYS13 |
| B | CYS16 |
| B | HIS17 |
| B | VAL24 |
| B | GLY25 |
| B | PRO26 |
| B | ARG34 |
| B | ALA36 |
| B | GLY37 |
| B | TYR44 |
| B | SER45 |
| B | ASN48 |
| B | TRP58 |
| B | TYR66 |
| B | THR91 |
| B | LYS92 |
| B | MET93 |
| B | PHE95 |
| B | HOH126 |
| site_id | AC5 |
| Number of Residues | 23 |
| Details | BINDING SITE FOR RESIDUE HEM C 115 |
| Chain | Residue |
| C | GLN12 |
| C | CYS13 |
| C | CYS16 |
| C | HIS17 |
| C | VAL24 |
| C | GLY25 |
| C | PRO26 |
| C | ARG34 |
| C | ALA36 |
| C | GLY37 |
| C | PHE42 |
| C | TYR44 |
| C | SER45 |
| C | ASN48 |
| C | TRP58 |
| C | TYR66 |
| C | THR91 |
| C | LYS92 |
| C | MET93 |
| C | THR94 |
| C | PHE95 |
| C | HOH338 |
| D | THR59 |
| site_id | AC6 |
| Number of Residues | 21 |
| Details | BINDING SITE FOR RESIDUE HEM D 115 |
| Chain | Residue |
| C | THR59 |
| D | GLN12 |
| D | CYS13 |
| D | CYS16 |
| D | HIS17 |
| D | VAL24 |
| D | GLY25 |
| D | PRO26 |
| D | ARG34 |
| D | ALA36 |
| D | GLY37 |
| D | TYR44 |
| D | SER45 |
| D | ASN48 |
| D | TRP58 |
| D | TYR66 |
| D | THR91 |
| D | LYS92 |
| D | MET93 |
| D | PHE95 |
| D | HOH127 |
| site_id | AC7 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE GOL C 655 |
| Chain | Residue |
| D | VAL9 |
| D | LYS11 |
| D | GLN12 |
| C | LYS35 |
| C | GLU53 |
| C | HOH626 |
| D | ALA8 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 8 |
| Details | BINDING: covalent |
| Chain | Residue | Details |
| A | THR38 | |
| A | GLY41 | |
| B | THR38 | |
| B | GLY41 | |
| C | THR38 | |
| C | GLY41 | |
| D | THR38 | |
| D | GLY41 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 4 |
| Details | BINDING: axial binding residue |
| Chain | Residue | Details |
| A | PHE42 | |
| B | PHE42 | |
| C | PHE42 | |
| D | PHE42 | |
| Chain | Residue | Details |
| A | PRO26 | |
| B | PRO26 | |
| C | PRO26 | |
| D | PRO26 | |
