Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0015276 | molecular_function | ligand-gated monoatomic ion channel activity |
| A | 0016020 | cellular_component | membrane |
| B | 0015276 | molecular_function | ligand-gated monoatomic ion channel activity |
| B | 0016020 | cellular_component | membrane |
| C | 0015276 | molecular_function | ligand-gated monoatomic ion channel activity |
| C | 0016020 | cellular_component | membrane |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE AMQ A 427 |
| Chain | Residue |
| A | TYR59 |
| A | GLU191 |
| A | MET194 |
| A | TYR218 |
| A | HOH310 |
| A | HOH312 |
| A | PRO87 |
| A | LEU88 |
| A | THR89 |
| A | ARG94 |
| A | LEU136 |
| A | GLY139 |
| A | SER140 |
| A | THR141 |
| site_id | AC2 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE AMQ B 428 |
| Chain | Residue |
| B | TYR59 |
| B | PRO87 |
| B | THR89 |
| B | ARG94 |
| B | GLY139 |
| B | SER140 |
| B | THR141 |
| B | LEU190 |
| B | GLU191 |
| B | MET194 |
| B | HOH288 |
| B | HOH296 |
| site_id | AC3 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE AMQ C 429 |
| Chain | Residue |
| C | TYR59 |
| C | PRO87 |
| C | THR89 |
| C | ARG94 |
| C | LEU136 |
| C | GLY139 |
| C | SER140 |
| C | THR141 |
| C | LEU190 |
| C | GLU191 |
| C | MET194 |
| C | TYR218 |
| C | HOH300 |
| C | HOH311 |
| site_id | AC4 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE SO4 A 261 |
| Chain | Residue |
| A | ASP137 |
| A | SER138 |
| A | LYS142 |
| A | ARG146 |
| A | HOH315 |
| A | HOH334 |
| A | HOH368 |
| A | HOH387 |
| A | HOH1131 |
| site_id | AC5 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 A 262 |
| Chain | Residue |
| A | ARG146 |
| A | TRP157 |
| A | ARG161 |
| A | HOH1138 |
| site_id | AC6 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 A 263 |
| Chain | Residue |
| A | HIS44 |
| A | LYS238 |
| C | ILE68 |
| site_id | AC7 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 A 264 |
| Chain | Residue |
| A | ARG2 |
| A | HOH1137 |
| B | ARG2 |
| C | ARG2 |
| site_id | AC8 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 C 261 |
| Chain | Residue |
| B | ARG62 |
| B | LYS67 |
| C | ARG62 |
| C | LYS67 |
| site_id | AC9 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 B 261 |
| Chain | Residue |
| A | GLY225 |
| A | SER226 |
| A | SER227 |
| B | ARG2 |
| site_id | BC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 C 262 |
| Chain | Residue |
| B | HOH374 |
| B | HOH474 |
| B | HOH486 |
| C | HIS44 |
| C | LYS238 |
| site_id | BC2 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE GOL C 263 |
| Chain | Residue |
| C | ASP214 |
| C | SER215 |
| C | SER240 |
| C | GLU241 |
| C | HOH270 |
| C | HOH310 |
| C | HOH368 |
| C | HOH371 |
| C | HOH374 |
| site_id | BC3 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE GOL C 264 |
| Chain | Residue |
| C | PRO103 |
| C | PHE104 |
| C | MET105 |
| C | SER106 |
| C | SER215 |
| C | LYS216 |
| C | SER240 |
| C | ACY267 |
| C | HOH348 |
| C | HOH378 |
| site_id | BC4 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE GOL B 262 |
| Chain | Residue |
| B | HOH326 |
| B | HOH367 |
| B | HOH624 |
| A | PRO103 |
| A | MET105 |
| A | SER106 |
| A | SER240 |
| A | HOH538 |
| B | SER215 |
| B | LYS216 |
| site_id | BC5 |
| Number of Residues | 13 |
| Details | BINDING SITE FOR RESIDUE GOL B 263 |
| Chain | Residue |
| A | SER215 |
| A | LYS216 |
| B | PRO103 |
| B | PHE104 |
| B | SER106 |
| B | SER240 |
| B | LEU245 |
| B | ACY267 |
| B | HOH300 |
| B | HOH331 |
| B | HOH362 |
| B | HOH387 |
| B | HOH476 |
| site_id | BC6 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE GOL A 265 |
| Chain | Residue |
| A | SER226 |
| A | SER227 |
| A | ARG229 |
| A | THR230 |
| A | HOH410 |
| C | GLY225 |
| site_id | BC7 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE GOL B 264 |
| Chain | Residue |
| A | SER240 |
| A | GLU241 |
| A | HOH555 |
| A | HOH822 |
| B | ASP214 |
| B | SER215 |
| B | LYS216 |
| B | HOH382 |
| B | HOH390 |
| B | HOH416 |
| site_id | BC8 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE GOL C 265 |
| Chain | Residue |
| C | SER226 |
| C | SER227 |
| C | ARG229 |
| C | THR230 |
| C | PRO231 |
| C | HOH390 |
| C | HOH625 |
| site_id | BC9 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE GOL C 266 |
| Chain | Residue |
| C | ASN27 |
| C | LYS48 |
| C | TYR49 |
| site_id | CC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE GOL B 265 |
| Chain | Residue |
| B | GLY116 |
| B | THR117 |
| B | ILE119 |
| B | GLU120 |
| B | MET207 |
| site_id | CC2 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ACY A 266 |
| Chain | Residue |
| A | SER106 |
| A | HOH604 |
| B | SER215 |
| site_id | CC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE ACY B 266 |
| Chain | Residue |
| B | ALA132 |
| B | TYR159 |
| B | GLU164 |
| B | PRO165 |
| B | VAL167 |
| B | ARG178 |
| site_id | CC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE ACY B 267 |
| Chain | Residue |
| A | SER215 |
| B | MET105 |
| B | SER106 |
| B | GOL263 |
| B | HOH1085 |
| B | HOH1139 |
| site_id | CC5 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ACY C 267 |
| Chain | Residue |
| C | SER106 |
| C | SER215 |
| C | GOL264 |
| C | HOH371 |
| site_id | CC6 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ACY B 268 |
| Chain | Residue |
| B | HIS21 |
| B | GLU22 |
| B | LYS29 |
| B | HOH1063 |
| site_id | CC7 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE ACY C 268 |
| Chain | Residue |
| B | ARG146 |
| C | ARG146 |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | PRO87 | |
| B | SER140 | |
| B | THR141 | |
| B | GLU191 | |
| C | PRO87 | |
| C | THR89 | |
| C | ARG94 | |
| C | SER140 | |
| C | THR141 | |
| C | GLU191 | |
| A | THR89 | |
| A | ARG94 | |
| A | SER140 | |
| A | THR141 | |
| A | GLU191 | |
| B | PRO87 | |
| B | THR89 | |
| B | ARG94 | |
