Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005216 | molecular_function | monoatomic ion channel activity |
| A | 0006811 | biological_process | monoatomic ion transport |
| A | 0016020 | cellular_component | membrane |
| B | 0005216 | molecular_function | monoatomic ion channel activity |
| B | 0006811 | biological_process | monoatomic ion transport |
| B | 0016020 | cellular_component | membrane |
| D | 0005216 | molecular_function | monoatomic ion channel activity |
| D | 0006811 | biological_process | monoatomic ion transport |
| D | 0016020 | cellular_component | membrane |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE RET A 292 |
| Chain | Residue |
| A | TRP127 |
| A | ASP252 |
| A | LYS256 |
| A | THR131 |
| A | MET159 |
| A | TYR180 |
| A | SER183 |
| A | PHE187 |
| A | TRP222 |
| A | TYR225 |
| A | PRO226 |
| site_id | AC2 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE 22B A 300 |
| Chain | Residue |
| A | ILE49 |
| A | THR56 |
| A | LYS65 |
| A | ILE72 |
| D | PHE155 |
| D | ALA185 |
| D | VAL189 |
| D | ILE193 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE L3P A 313 |
| Chain | Residue |
| A | VAL93 |
| A | TRP121 |
| A | LEU164 |
| A | LEU168 |
| B | L3P311 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE L3P A 317 |
| Chain | Residue |
| A | ALA80 |
| A | LEU89 |
| A | THR126 |
| D | VAL161 |
| D | THR162 |
| D | TRP179 |
| site_id | AC5 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE RET B 292 |
| Chain | Residue |
| B | TRP127 |
| B | THR131 |
| B | MET159 |
| B | TYR180 |
| B | SER183 |
| B | PHE187 |
| B | TRP222 |
| B | TYR225 |
| B | PRO226 |
| B | ASP252 |
| B | LYS256 |
| site_id | AC6 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE L3P B 311 |
| Chain | Residue |
| A | VAL161 |
| A | LEU168 |
| A | L3P313 |
| B | GLN21 |
| B | ALA80 |
| B | LEU89 |
| B | TRP121 |
| B | THR126 |
| site_id | AC7 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE L3P B 315 |
| Chain | Residue |
| B | SER92 |
| B | VAL93 |
| B | TRP121 |
| B | LEU164 |
| site_id | AC8 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE L3P B 318 |
| Chain | Residue |
| B | PHE150 |
| D | VAL77 |
| site_id | AC9 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE AZI A 401 |
| Chain | Residue |
| A | SER78 |
| A | SER81 |
| A | THR126 |
| A | SER130 |
| A | LYS256 |
| A | HOH504 |
| site_id | BC1 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE RET D 292 |
| Chain | Residue |
| D | TRP127 |
| D | THR131 |
| D | MET159 |
| D | TYR180 |
| D | SER183 |
| D | PHE187 |
| D | TRP222 |
| D | TYR225 |
| D | PRO226 |
| D | LYS256 |
| site_id | BC2 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE L3P D 312 |
| Chain | Residue |
| D | ILE153 |
| D | THR154 |
| site_id | BC3 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE L3P D 314 |
| Chain | Residue |
| B | VAL161 |
| B | LEU164 |
| B | LEU168 |
| D | VAL19 |
| D | GLN21 |
| D | ALA80 |
| D | LEU89 |
| D | TRP121 |
| D | THR126 |
| D | HOH521 |
| site_id | BC4 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE 22B B 300 |
| Chain | Residue |
| A | THR147 |
| A | PHE155 |
| A | VAL189 |
| B | ILE49 |
| B | VAL53 |
| B | THR56 |
| B | ILE72 |
| site_id | BC5 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE L3P D 316 |
| site_id | BC6 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE AZI B 401 |
| Chain | Residue |
| B | SER78 |
| B | SER81 |
| B | THR126 |
| B | SER130 |
| B | LYS256 |
| site_id | BC7 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE AZI D 401 |
| Chain | Residue |
| D | TRP127 |
| D | SER130 |
| D | LYS256 |
| D | SER78 |
| D | SER81 |
| D | THR126 |
Functional Information from PROSITE/UniProt
| site_id | PS00950 |
| Number of Residues | 13 |
| Details | BACTERIAL_OPSIN_1 Bacterial rhodopsins signature 1. RYlTWaLSTPMIL |
| Chain | Residue | Details |
| A | ARG123-LEU135 | |
