6EQ1
Structure of the periplasmic binding protein (PBP) MelB (Atu4661) in complex with stachyose 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 | B, A | Periplasmic alpha-galactoside-binding protein | polymer | 683 | 76359.6 | 2 | UniProt (A0A083ZM57) In PDB | Rhizobium radiobacter (Agrobacterium tumefaciens) | MelB |
2 | C, D | beta-D-galactopyranose-(1-6)-beta-D-galactopyranose-(1-6)-alpha-D-glucopyranose-(1-2)-beta-D-fructofuranose | branched | 666.6 | 2 | In PDB | |||
3 | B | TETRAETHYLENE GLYCOL | non-polymer | 194.2 | 1 | Chemie (PG4) | |||
4 | A, B | DI(HYDROXYETHYL)ETHER | non-polymer | 106.1 | 8 | Chemie (PEG) | |||
5 | A, B | 1,2-ETHANEDIOL | non-polymer | 62.1 | 13 | Chemie (EDO) | |||
6 | B, A | CALCIUM ION | non-polymer | 40.1 | 9 | Chemie (CA) | |||
7 | water | water | 18.0 | 208 | Chemie (HOH) |
Sequence modifications
B, A: 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 | 2 |
Total formula weight | 152719.2 | |
Branched | Number of molecules | 2 |
Total formula weight | 1333.2 | |
Non-Polymers* | Number of molecules | 31 |
Total formula weight | 2210.8 | |
All* | Total formula weight | 156263.1 |