7F6R
Crystal structure of metal-citrate-binding mutant (S164A) 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 (A) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 3 | C, D, E, F (A) | GLYCEROL | non-polymer | 92.1 | 4 | Chemie (GOL) | |||
| 4 | G, H, I, J (A) | SULFITE ION | non-polymer | 80.1 | 4 | Chemie (SO3) | |||
| 5 | K (A) | CARBONATE ION | non-polymer | 60.0 | 1 | Chemie (CO3) | |||
| 6 | L, M (A) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 2 | Chemie (EDO) | |||
| 7 | N (A) | water | water | 18.0 | 219 | Chemie (HOH) |
Sequence modifications
A: 1 - 340 (UniProt: Q53VZ2)
| PDB | External Database | Details |
|---|---|---|
| Met -1 | - | initiating methionine |
| Met 0 | - | expression tag |
| Ala 164 | Ser 182 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 38167.4 | |
| Non-Polymers* | Number of molecules | 12 |
| Total formula weight | 968.8 | |
| All* | Total formula weight | 39136.2 |
