8QEZ
Crystal structure of the AMPA receptor GluA2-L504Y-N775S ligand binding domain in complex with L-glutamate and positive allosteric modulator BPAM395 at 1.55A resolution
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 SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 18 |
| Details | BINDING: BINDING => ECO:0000269|PubMed:11086992, ECO:0000269|PubMed:16483599, ECO:0007744|PDB:1FTJ, ECO:0007744|PDB:2CMO |
| Chain | Residue | Details |
| A | PRO89 | |
| B | SER142 | |
| B | THR143 | |
| B | GLU193 | |
| C | PRO89 | |
| C | THR91 | |
| C | ARG96 | |
| C | SER142 | |
| C | THR143 | |
| C | GLU193 | |
| A | THR91 | |
| A | ARG96 | |
| A | SER142 | |
| A | THR143 | |
| A | GLU193 | |
| B | PRO89 | |
| B | THR91 | |
| B | ARG96 |
| site_id | SWS_FT_FI2 |
| Number of Residues | 9 |
| Details | SITE: Interaction with the cone snail toxin Con-ikot-ikot => ECO:0000269|PubMed:25103405 |
| Chain | Residue | Details |
| A | ARG64 | |
| A | ARG148 | |
| A | LYS240 | |
| B | ARG64 | |
| B | ARG148 | |
| B | LYS240 | |
| C | ARG64 | |
| C | ARG148 | |
| C | LYS240 |
| site_id | SWS_FT_FI3 |
| Number of Residues | 3 |
| Details | SITE: Crucial to convey clamshell closure to channel opening => ECO:0000269|PubMed:25103405 |
| Chain | Residue | Details |
| A | ILE121 | |
| B | ILE121 | |
| C | ILE121 |
| site_id | SWS_FT_FI4 |
| Number of Residues | 3 |
| Details | MOD_RES: Phosphoserine; by PKC => ECO:0000269|PubMed:8848293 |
| Chain | Residue | Details |
| A | SER150 | |
| B | SER150 | |
| C | SER150 |
| site_id | SWS_FT_FI5 |
| Number of Residues | 3 |
| Details | MOD_RES: Phosphoserine; by PKG => ECO:0000269|PubMed:8848293 |
| Chain | Residue | Details |
| A | SER184 | |
| B | SER184 | |
| C | SER184 |
| site_id | SWS_FT_FI6 |
| Number of Residues | 3 |
| Details | CARBOHYD: N-linked (GlcNAc...) asparagine => ECO:0000255 |
| Chain | Residue | Details |
| A | ASN3 | |
| B | ASN3 | |
| C | ASN3 |
