3UON
Structure of the human M2 muscarinic acetylcholine receptor bound to an antagonist
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0003796 | molecular_function | lysozyme activity |
| A | 0004930 | molecular_function | G protein-coupled receptor activity |
| A | 0007186 | biological_process | G protein-coupled receptor signaling pathway |
| A | 0009253 | biological_process | peptidoglycan catabolic process |
| A | 0016020 | cellular_component | membrane |
| A | 0016798 | molecular_function | hydrolase activity, acting on glycosyl bonds |
| A | 0016998 | biological_process | cell wall macromolecule catabolic process |
| A | 0030430 | cellular_component | host cell cytoplasm |
| A | 0031640 | biological_process | killing of cells of another organism |
| A | 0042742 | biological_process | defense response to bacterium |
| A | 0044659 | biological_process | viral release from host cell by cytolysis |
Functional Information from PROSITE/UniProt
| site_id | PS00237 |
| Number of Residues | 17 |
| Details | G_PROTEIN_RECEP_F1_1 G-protein coupled receptors family 1 signature. ASVmNLLIISFDRYFcV |
| Chain | Residue | Details |
| A | ALA109-VAL125 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 65 |
| Details | TOPO_DOM: Extracellular |
| Chain | Residue | Details |
| A | MET1-GLU22 | |
| A | THR81-ASP97 | |
| A | GLN163-ALA184 | |
| A | THR411-PRO418 |
| site_id | SWS_FT_FI2 |
| Number of Residues | 22 |
| Details | TRANSMEM: Helical; Name=1 |
| Chain | Residue | Details |
| A | VAL23-MET45 |
| site_id | SWS_FT_FI3 |
| Number of Residues | 55 |
| Details | TOPO_DOM: Cytoplasmic |
| Chain | Residue | Details |
| A | VAL46-ASN59 | |
| A | ASP120-MET139 | |
| A | CYS443-ARG466 |
| site_id | SWS_FT_FI4 |
| Number of Residues | 20 |
| Details | TRANSMEM: Helical; Name=2 |
| Chain | Residue | Details |
| A | TYR60-TYR80 |
| site_id | SWS_FT_FI5 |
| Number of Residues | 21 |
| Details | TRANSMEM: Helical; Name=3 |
| Chain | Residue | Details |
| A | LEU98-PHE119 |
| site_id | SWS_FT_FI6 |
| Number of Residues | 22 |
| Details | TRANSMEM: Helical; Name=4 |
| Chain | Residue | Details |
| A | ALA140-TRP162 |
| site_id | SWS_FT_FI7 |
| Number of Residues | 24 |
| Details | TRANSMEM: Helical; Name=5 |
| Chain | Residue | Details |
| A | ALA185-ILE209 |
| site_id | SWS_FT_FI8 |
| Number of Residues | 22 |
| Details | TRANSMEM: Helical; Name=6 |
| Chain | Residue | Details |
| A | THR388-ASN410 |
| site_id | SWS_FT_FI9 |
| Number of Residues | 23 |
| Details | TRANSMEM: Helical; Name=7 |
| Chain | Residue | Details |
| A | ASN419-LEU442 |
| site_id | SWS_FT_FI10 |
| Number of Residues | 3 |
| Details | MOD_RES: Phosphothreonine => ECO:0000255 |
| Chain | Residue | Details |
| A | THR446 | |
| A | THR450 | |
| A | THR465 |
| site_id | SWS_FT_FI11 |
| Number of Residues | 4 |
| Details | CARBOHYD: N-linked (GlcNAc...) asparagine => ECO:0000255 |
| Chain | Residue | Details |
| A | ASP2 | |
| A | ASP3 | |
| A | ASP6 | |
| A | ASP9 |
| site_id | SWS_FT_FI12 |
| Number of Residues | 1 |
| Details | ACT_SITE: Proton donor/acceptor => ECO:0000255|HAMAP-Rule:MF_04110, ECO:0000269|PubMed:3382407, ECO:0000269|PubMed:7831309, ECO:0000269|PubMed:8266098 |
| Chain | Residue | Details |
| A | GLU1011 |
| site_id | SWS_FT_FI13 |
| Number of Residues | 1 |
| Details | ACT_SITE: Proton donor/acceptor => ECO:0000255|HAMAP-Rule:MF_04110, ECO:0000269|PubMed:1892846, ECO:0000269|PubMed:3382407, ECO:0000269|PubMed:7831309, ECO:0000269|PubMed:8266098 |
| Chain | Residue | Details |
| A | ASP1020 |
| site_id | SWS_FT_FI14 |
| Number of Residues | 2 |
| Details | BINDING: BINDING => ECO:0000269|PubMed:8266098 |
| Chain | Residue | Details |
| A | LEU1032 | |
| A | PHE1104 |
| site_id | SWS_FT_FI15 |
| Number of Residues | 2 |
| Details | BINDING: BINDING => ECO:0000303|PubMed:7831309 |
| Chain | Residue | Details |
| A | SER1117 | |
| A | ASN1132 |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 2 |
| Details | M-CSA 921 |
| Chain | Residue | Details |
| A | GLU1011 | proton shuttle (general acid/base) |
| A | ASP1020 | covalent catalysis |
