4BWZ
Crystal structure of the sodium proton antiporter, NapA
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | NA(+)/H(+) ANTIPORTER | polymer | 394 | 41231.1 | 1 | UniProt (Q72IM4) Pfam (PF00999) In PDB | THERMUS THERMOPHILUS | NAPA |
2 | A | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) |
Sequence modifications
A: 1 - 386 (UniProt: Q72IM4)
PDB | External Database | Details |
---|---|---|
Cys 20 | Met 20 | engineered mutation |
Cys 166 | Val 166 | engineered mutation |
Cys 326 | Val 326 | engineered mutation |
Gly 387 | - | expression tag |
Ser 388 | - | expression tag |
Glu 389 | - | expression tag |
Asn 390 | - | expression tag |
Leu 391 | - | expression tag |
Tyr 392 | - | expression tag |
Phe 393 | - | expression tag |
Gln 394 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 1 |
Total formula weight | 41231.1 | |
Non-Polymers* | Number of molecules | 2 |
Total formula weight | 130.8 | |
All* | Total formula weight | 41361.9 |