4OAA
Crystal structure of E. coli lactose permease G46W,G262W bound to sugar
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) | Lactose/galactose transporter | polymer | 417 | 46789.2 | 2 | UniProt (B1XBJ1) | Escherichia coli | |
| 2 | C, D (E, F) | beta-D-galactopyranose-(1-1)-1-thio-beta-D-galactopyranose | branched | 358.4 | 2 | BIRD (PRD_900027) |
Sequence modifications
A, B: 1 - 417 (UniProt: B1XBJ1)
| PDB | External Database | Details |
|---|---|---|
| Trp 46 | Gly 46 | engineered mutation |
| Trp 262 | Gly 262 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 93578.4 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 716.7 | |
| All* | Total formula weight | 94295.1 |
