4NCZ
Spermidine N-acetyltransferase from Vibrio cholerae in complex with 2-[n-cyclohexylamino]ethane sulfonate.
Replaces: 4K4LEntity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C (A, B, C) | Spermidine n1-acetyltransferase | polymer | 176 | 21116.3 | 3 | UniProt (Q9KL03) Pfam (PF00583) | Vibrio cholerae | |
| 2 | D, H, M (A, B, C) | 2-[N-CYCLOHEXYLAMINO]ETHANE SULFONIC ACID | non-polymer | 207.3 | 3 | Chemie (NHE) | |||
| 3 | E, I, J, N (A, B, C) | SULFATE ION | non-polymer | 96.1 | 4 | Chemie (SO4) | |||
| 4 | F, K (A, B) | CALCIUM ION | non-polymer | 40.1 | 2 | Chemie (CA) | |||
| 5 | G, L, O (A, B, C) | SODIUM ION | non-polymer | 23.0 | 3 | Chemie (NA) | |||
| 6 | P, Q, R (A, B, C) | water | water | 18.0 | 276 | Chemie (HOH) |
Sequence modifications
A, B, C: 1 - 173 (UniProt: Q9KL03)
| PDB | External Database | Details |
|---|---|---|
| Ser -2 | - | expression tag |
| Asn -1 | - | expression tag |
| Ala 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 63349.0 | |
| Non-Polymers* | Number of molecules | 12 |
| Total formula weight | 1155.2 | |
| All* | Total formula weight | 64504.2 |
