6EPZ
Structure of the periplasmic binding protein MelB (Atu4661) in complex with melibiose from Agrobacterium fabrum C58
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, D, C, B | Periplasmic alpha-galactoside-binding protein | polymer | 683 | 76359.6 | 4 | UniProt (A0A083ZM57) Pfam (PF00496) In PDB | Rhizobium radiobacter (Agrobacterium tumefaciens) | |
| 2 | E, F, G, H | alpha-D-galactopyranose-(1-6)-alpha-D-glucopyranose | branched | 342.3 | 4 | In PDB BIRD (PRD_900037) GlyTouCan (G54976AD) | alpha-melibiose | ||
| 3 | C, A, B, D | MAGNESIUM ION | non-polymer | 24.3 | 5 | Chemie (MG) | |||
| 4 | C, A, B, D | 1,2-ETHANEDIOL | non-polymer | 62.1 | 9 | Chemie (EDO) | |||
| 5 | C, A, B, D | SODIUM ION | non-polymer | 23.0 | 28 | Chemie (NA) | |||
| 6 | D | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 7 | D | DI(HYDROXYETHYL)ETHER | non-polymer | 106.1 | 1 | Chemie (PEG) | |||
| 8 | water | water | 18.0 | 1372 | Chemie (HOH) |
Sequence modifications
A, D, C, B: 1 - 677 (UniProt: A0A083ZM57)
| PDB | External Database | Details |
|---|---|---|
| His 678 | - | expression tag |
| His 679 | - | expression tag |
| His 680 | - | expression tag |
| His 681 | - | expression tag |
| His 682 | - | expression tag |
| His 683 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 305438.4 | |
| Branched | Number of molecules | 4 |
| Total formula weight | 1369.2 | |
| Non-Polymers* | Number of molecules | 44 |
| Total formula weight | 1465.4 | |
| All* | Total formula weight | 308273.0 |
