7C68
Crystal structure of beta-glycosides-binding protein of ABC transporter in a closed state bound to cellotetraose
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | Sugar ABC transporter, periplasmic sugar-binding protein | polymer | 423 | 46023.3 | 2 | UniProt (Q53W80) Pfam (PF13416) In PDB | Thermus thermophilus (strain HB8 / ATCC 27634 / DSM 579) | |
2 | C, D | beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose | branched | 666.6 | 2 | In PDB BIRD (PRD_900011) GlyTouCan (G00025MO) | beta-cellotetraose | ||
3 | A, B | CHLORIDE ION | non-polymer | 35.5 | 5 | Chemie (CL) | |||
4 | A | SULFUR DIOXIDE | non-polymer | 64.1 | 1 | Chemie (SO2) | |||
5 | A | SULFITE ION | non-polymer | 80.1 | 2 | Chemie (SO3) | |||
6 | A, B | SULFATE ION | non-polymer | 96.1 | 2 | Chemie (SO4) | |||
7 | A | CARBON DIOXIDE | non-polymer | 44.0 | 1 | Chemie (CO2) | |||
8 | A, B | 1,2-ETHANEDIOL | non-polymer | 62.1 | 4 | Chemie (EDO) | |||
9 | water | water | 18.0 | 463 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 416 (UniProt: Q53W80)
PDB | External Database | Details |
---|---|---|
Met 0 | - | initiating methionine |
His 417 | - | expression tag |
His 418 | - | expression tag |
His 419 | - | expression tag |
His 420 | - | expression tag |
His 421 | - | expression tag |
His 422 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 92046.6 | |
Branched | Number of molecules | 2 |
Total formula weight | 1333.2 | |
Non-Polymers* | Number of molecules | 15 |
Total formula weight | 885.9 | |
All* | Total formula weight | 94265.6 |