1S5E
Cholera holotoxin, 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, B | Cholera enterotoxin, A chain precursor | polymer | 240 | 27229.0 | 2 | UniProt (P01555) Pfam (PF01375) In PDB | Vibrio cholerae | NAD(+)--diphthamide ADP- ribosyltransferase, Cholera enterotoxin A subunit |
| 2 | D, E, F, G, H... | cholera toxin B protein (CTB) | polymer | 103 | 11623.3 | 10 | UniProt (P01556) Pfam (PF01376) In PDB | Vibrio cholerae | |
| 3 | A, B | SODIUM ION | non-polymer | 23.0 | 2 | Chemie (NA) | |||
| 4 | D, J | beta-D-galactopyranose | non-polymer | 180.2 | 2 | Chemie (GAL) | |||
| 5 | water | water | 18.0 | 748 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 12 |
| Total formula weight | 170690.6 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 406.3 | |
| All* | Total formula weight | 171096.9 |
