1PI4
Structure of N289A mutant of AmpC in complex with SM3, a phenylglyclboronic acid bearing the cephalothin R1 side chain
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Beta-lactamase | polymer | 358 | 39544.9 | 2 | UniProt (P00811) Pfam (PF00144) | Escherichia coli | Cephalosporinase |
| 2 | C (A) | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
| 3 | D, F (A, B) | POTASSIUM ION | non-polymer | 39.1 | 2 | Chemie (K) | |||
| 4 | E, G (A, B) | (1R)-1-(2-THIENYLACETYLAMINO)-1-PHENYLMETHYLBORONIC ACID | non-polymer | 275.1 | 2 | Chemie (SM3) | |||
| 5 | H, I (A, B) | water | water | 18.0 | 1047 | Chemie (HOH) |
Sequence modifications
A, B: 4 - 361 (UniProt: P00811)
| PDB | External Database | Details |
|---|---|---|
| Ala 289 | Asn 305 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 79089.8 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 723.4 | |
| All* | Total formula weight | 79813.2 |
