7S24
Crystal structure of the Na+/H+ antiporter NhaA at pH 6.5
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Na(+)/H(+) antiporter NhaA | polymer | 396 | 42304.4 | 1 | UniProt (Q53YW7) Pfam (PF06965) UniProt (by SIFTS) (P13738) | Escherichia coli | Sodium/proton antiporter NhaA |
| 2 | B (A) | PENTAETHYLENE GLYCOL | non-polymer | 238.3 | 1 | Chemie (1PE) | |||
| 3 | C, D (A) | (2R)-2,3-dihydroxypropyl (9Z)-octadec-9-enoate | non-polymer | 356.5 | 2 | Chemie (OLC) | |||
| 4 | E (A) | water | water | 18.0 | 58 | Chemie (HOH) |
Sequence modifications
A: 1 - 388 (UniProt: Q53YW7)
| PDB | External Database | Details |
|---|---|---|
| Thr 109 | Ala 109 | conflict |
| Gly 277 | Gln 277 | conflict |
| Met 296 | Leu 296 | conflict |
| Gly 389 | - | expression tag |
| Ser 390 | - | expression tag |
| Glu 391 | - | expression tag |
| Asn 392 | - | expression tag |
| Leu 393 | - | expression tag |
| Tyr 394 | - | expression tag |
| Phe 395 | - | expression tag |
| Gln 396 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 42304.4 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 951.4 | |
| All* | Total formula weight | 43255.8 |
