5ELC
Cholera toxin El Tor B-pentamer in complex with Lewis-y
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D, E... | Cholera enterotoxin subunit B | polymer | 103 | 11660.3 | 10 | UniProt (P01556) Pfam (PF01376) In PDB | Vibrio cholerae O1 | Cholera enterotoxin B chain,Cholera enterotoxin gamma chain,Choleragenoid |
| 2 | K, O, Q, S | alpha-L-fucopyranose-(1-2)-beta-D-galactopyranose-(1-4)-[alpha-L-fucopyranose-(1-3)]2-acetamido-2-deoxy-alpha-D-glucopyranose | branched | 675.6 | 4 | In PDB BIRD (PRD_900124) GlyTouCan (G82236PZ) | Lewis Y antigen, alpha anomer | ||
| 3 | L, M, R | alpha-L-fucopyranose-(1-2)-beta-D-galactopyranose-(1-4)-[alpha-L-fucopyranose-(1-3)]2-acetamido-2-deoxy-alpha-D-glucopyranose | branched | 675.6 | 3 | In PDB GlyTouCan (G82236PZ) | |||
| 4 | N, P | alpha-L-fucopyranose-(1-2)-beta-D-galactopyranose-(1-4)-[alpha-L-fucopyranose-(1-3)]2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 675.6 | 2 | In PDB BIRD (PRD_900054) GlyTouCan (G00052MO) | Lewis Y antigen, beta anomer | ||
| 5 | B, C, D, E, A | CALCIUM ION | non-polymer | 40.1 | 10 | Chemie (CA) | |||
| 6 | C, D, E, A, B | BICINE | non-polymer | 163.2 | 10 | Chemie (BCN) | |||
| 7 | F | alpha-L-fucopyranose | non-polymer | 164.2 | 1 | Chemie (FUC) | |||
| 8 | water | water | 18.0 | 654 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 10 |
| Total formula weight | 116603.5 | |
| Branched | Number of molecules | 9 |
| Total formula weight | 6080.7 | |
| Non-Polymers* | Number of molecules | 21 |
| Total formula weight | 2196.7 | |
| All* | Total formula weight | 124880.8 |
