3BFC
class A beta-lactamase SED-G238C complexed with imipenem
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 (A, B, C, D) | Class A beta-lactamase Sed1 | polymer | 262 | 28330.2 | 4 | UniProt (Q93PQ0) Pfam (PF00144) Pfam (PF00905) Pfam (PF13354) | Citrobacter sedlakii | |
| 2 | E, F, G, H (A, B, C, D) | (5R)-5-[(1S,2R)-1-formyl-2-hydroxypropyl]-3-[(2-{[(E)-iminomethyl]amino}ethyl)sulfanyl]-4,5-dihydro-1H-pyrrole-2-carbox ylic acid | non-polymer | 301.4 | 4 | Chemie (IM2) | |||
| 3 | I, J, K, L (A, B, C, D) | water | water | 18.0 | 620 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 26 - 290 (UniProt: Q93PQ0)
| PDB | External Database | Details |
|---|---|---|
| Cys 238 | Gly 245 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 113320.9 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 1205.4 | |
| All* | Total formula weight | 114526.3 |
