Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005216 | molecular_function | monoatomic ion channel activity |
| A | 0005886 | cellular_component | plasma membrane |
| A | 0006811 | biological_process | monoatomic ion transport |
| A | 0007602 | biological_process | phototransduction |
| A | 0009881 | molecular_function | photoreceptor activity |
| A | 0016020 | cellular_component | membrane |
| A | 0050896 | biological_process | response to stimulus |
| A | 1902600 | biological_process | proton transmembrane transport |
| B | 0005216 | molecular_function | monoatomic ion channel activity |
| B | 0005886 | cellular_component | plasma membrane |
| B | 0006811 | biological_process | monoatomic ion transport |
| B | 0007602 | biological_process | phototransduction |
| B | 0009881 | molecular_function | photoreceptor activity |
| B | 0016020 | cellular_component | membrane |
| B | 0050896 | biological_process | response to stimulus |
| B | 1902600 | biological_process | proton transmembrane transport |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE RET A 301 |
| Chain | Residue |
| A | TYR91 |
| A | TRP190 |
| A | TYR193 |
| A | PRO194 |
| A | ALA223 |
| A | LYS224 |
| A | TRP94 |
| A | THR98 |
| A | MET126 |
| A | GLY130 |
| A | TRP146 |
| A | SER149 |
| A | THR150 |
| A | MET153 |
| site_id | AC2 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE ACT A 302 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE ACT A 303 |
| Chain | Residue |
| A | ARG183 |
| A | HOH435 |
| B | ALA79 |
| B | ASN80 |
| B | VAL139 |
| site_id | AC4 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE RET B 301 |
| Chain | Residue |
| B | TRP94 |
| B | THR97 |
| B | THR98 |
| B | GLY130 |
| B | TRP146 |
| B | SER149 |
| B | THR150 |
| B | TRP190 |
| B | TYR193 |
| B | PRO194 |
| B | TRP197 |
| B | LYS224 |
| site_id | AC5 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE MPG B 302 |
| Chain | Residue |
| B | ARG114 |
| B | GLY121 |
| B | GLU173 |
| B | ARG176 |
| B | SER177 |
| B | ASN180 |
| B | ALA181 |
| B | ASN184 |
| B | HOH437 |
Functional Information from PROSITE/UniProt
| site_id | PS00327 |
| Number of Residues | 12 |
| Details | BACTERIAL_OPSIN_RET Bacterial rhodopsins retinal binding site. FMVLDLvAKvGF |
| Chain | Residue | Details |
| A | PHE216-PHE227 | |
| site_id | PS00950 |
| Number of Residues | 13 |
| Details | BACTERIAL_OPSIN_1 Bacterial rhodopsins signature 1. RYaDWlFTTPLLL |
| Chain | Residue | Details |
| A | ARG90-LEU102 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 280 |
| Details | TRANSMEM: Helical => ECO:0000255 |
| Chain | Residue | Details |
| A | GLU16-ALA36 | |
| B | TYR91-ALA111 | |
| B | ILE116-THR136 | |
| B | ALA144-PHE164 | |
| B | ILE185-ALA205 | |
| B | GLU212-LEU232 | |
| A | VAL51-PHE71 | |
| A | TYR91-ALA111 | |
| A | ILE116-THR136 | |
| A | ALA144-PHE164 | |
| A | ILE185-ALA205 | |
| A | GLU212-LEU232 | |
| B | GLU16-ALA36 | |
| B | VAL51-PHE71 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | SITE: Primary proton acceptor => ECO:0000250 |
| Chain | Residue | Details |
| A | ASP93 | |
| B | ASP93 | |
| site_id | SWS_FT_FI3 |
| Number of Residues | 2 |
| Details | MOD_RES: Pyrrolidone carboxylic acid => ECO:0000250 |
| Chain | Residue | Details |
| A | GLN7 | |
| B | GLN7 | |
| site_id | SWS_FT_FI4 |
| Number of Residues | 2 |
| Details | MOD_RES: N6-(retinylidene)lysine => ECO:0000250 |
| Chain | Residue | Details |
| A | LYS224 | |
| B | LYS224 | |
