1LXG
Solution structure of alpha-cobratoxin complexed with a cognate peptide (structure ensemble)
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005576 | cellular_component | extracellular region |
| A | 0030550 | molecular_function | acetylcholine receptor inhibitor activity |
| A | 0035821 | biological_process | modulation of process of another organism |
| A | 0090729 | molecular_function | toxin activity |
| A | 0099106 | molecular_function | ion channel regulator activity |
Functional Information from PROSITE/UniProt
| site_id | PS00272 |
| Number of Residues | 21 |
| Details | SNAKE_TOXIN Snake toxins signature. GCaatCPtvktgvdiq.CCstD |
| Chain | Residue | Details |
| A | GLY40-ASP60 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 2 |
| Details | SITE: Binds to Torpedo AChR => ECO:0000269|PubMed:10574958 |
| Chain | Residue | Details |
| A | LYS23 | |
| A | LYS49 |
| site_id | SWS_FT_FI2 |
| Number of Residues | 5 |
| Details | SITE: Binds to both neuronal alpha-7/CHRNA7 and Torpedo AChRs => ECO:0000269|PubMed:10574958, ECO:0000269|PubMed:10852927 |
| Chain | Residue | Details |
| A | TRP25 | |
| A | ASP27 | |
| A | PHE29 | |
| A | ARG33 | |
| A | PHE65 |
| site_id | SWS_FT_FI3 |
| Number of Residues | 2 |
| Details | SITE: Binds to alpha-7/CHRNA7 AChR => ECO:0000269|PubMed:10852927 |
| Chain | Residue | Details |
| A | ALA28 | |
| A | LYS35 |
| site_id | SWS_FT_FI4 |
| Number of Residues | 1 |
| Details | SITE: Binds to both neuronal alpha-7/CHRNA7 and Torpedo AChRs, may be important for inhibition of GABA(A) receptors => ECO:0000269|PubMed:10574958, ECO:0000269|PubMed:10852927, ECO:0000305|PubMed:26221036 |
| Chain | Residue | Details |
| A | ARG36 |
