7F6T
Crystal structure of metal-citrate-binding mutant (Y221F) protein (MctA) of ABC transporter in apo state
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Iron ABC transporter, periplasmic iron-binding protein | polymer | 342 | 38167.4 | 1 | UniProt (Q53VZ2) Pfam (PF01547) | Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8) | |
| 2 | B, C (A) | SODIUM ION | non-polymer | 23.0 | 2 | Chemie (NA) | |||
| 3 | D (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 4 | E (A) | CARBON DIOXIDE | non-polymer | 44.0 | 1 | Chemie (CO2) | |||
| 5 | F, G, H (A) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 3 | Chemie (EDO) | |||
| 6 | I (A) | GLYCEROL | non-polymer | 92.1 | 1 | Chemie (GOL) | |||
| 7 | J (A) | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
| 8 | K (A) | ACETATE ION | non-polymer | 59.0 | 1 | Chemie (ACT) | |||
| 9 | L (A) | water | water | 18.0 | 249 | Chemie (HOH) |
Sequence modifications
A: 1 - 340 (UniProt: Q53VZ2)
| PDB | External Database | Details |
|---|---|---|
| Met -1 | - | initiating methionine |
| Met 0 | - | expression tag |
| Phe 221 | Tyr 239 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 38167.4 | |
| Non-Polymers* | Number of molecules | 10 |
| Total formula weight | 557.8 | |
| All* | Total formula weight | 38725.2 |
