5ZLG
Human duodenal cytochrome b (Dcytb) in zinc ion and ascorbate bound form
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Cytochrome b reductase 1 | polymer | 292 | 32362.0 | 1 | UniProt (Q53TN4) Pfam (PF03188) | Homo sapiens (Human) | Duodenal cytochrome b,Ferric-chelate reductase 3 |
| 2 | B, C (A) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | Chemie (HEM) | |||
| 3 | D (A) | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 4 | E, F (A) | ASCORBIC ACID | non-polymer | 176.1 | 2 | Chemie (ASC) | |||
| 5 | G (A) | water | water | 18.0 | 3 | Chemie (HOH) |
Sequence modifications
A: 1 - 286 (UniProt: Q53TN4)
| PDB | External Database | Details |
|---|---|---|
| Val 287 | - | expression tag |
| Glu 288 | - | expression tag |
| Leu 289 | - | expression tag |
| Val 290 | - | expression tag |
| Pro 291 | - | expression tag |
| Arg 292 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 32362.0 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 1650.6 | |
| All* | Total formula weight | 34012.7 |
