7F6Q
Crystal structure of metal-citrate-binding mutant (S79A) 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, D, E (A) | CHLORIDE ION | non-polymer | 35.5 | 4 | Chemie (CL) | |||
| 3 | F (A) | SULFUR DIOXIDE | non-polymer | 64.1 | 1 | Chemie (SO2) | |||
| 4 | G (A) | CARBON DIOXIDE | non-polymer | 44.0 | 1 | Chemie (CO2) | |||
| 5 | H (A) | ACETATE ION | non-polymer | 59.0 | 1 | Chemie (ACT) | |||
| 6 | I, J, K, L (A) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 4 | Chemie (EDO) | |||
| 7 | M, N (A) | 1,3-PROPANDIOL | non-polymer | 76.1 | 2 | Chemie (PDO) | |||
| 8 | O (A) | DI(HYDROXYETHYL)ETHER | non-polymer | 106.1 | 1 | Chemie (PEG) | |||
| 9 | P (A) | water | water | 18.0 | 355 | Chemie (HOH) |
Sequence modifications
A: 1 - 340 (UniProt: Q53VZ2)
| PDB | External Database | Details |
|---|---|---|
| Met -1 | - | initiating methionine |
| Met 0 | - | expression tag |
| Ala 79 | Ser 97 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 38167.4 | |
| Non-Polymers* | Number of molecules | 14 |
| Total formula weight | 815.5 | |
| All* | Total formula weight | 38982.9 |
