5MK6
Crystal structure of the receptor-binding domain of botulinum neurotoxin A1 (crystal form 1)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Botulinum neurotoxin type A | polymer | 433 | 50711.4 | 1 | UniProt (P10845) Pfam (PF07953) Pfam (PF07951) UniProt (by SIFTS) (P0DPI1) | Clostridium botulinum | BoNT/A,Bontoxilysin-A,BOTOX |
| 2 | B (A) | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 3 | C (A) | water | water | 18.0 | 421 | Chemie (HOH) |
Sequence modifications
A: 871 - 1296 (UniProt: P10845)
| PDB | External Database | Details |
|---|---|---|
| Met 864 | - | initiating methionine |
| His 865 | - | expression tag |
| His 866 | - | expression tag |
| His 867 | - | expression tag |
| His 868 | - | expression tag |
| His 869 | - | expression tag |
| His 870 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 50711.4 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 23.0 | |
| All* | Total formula weight | 50734.4 |
