3SZF
Crystal structure of sulfide:quinone oxidoreductase H198A variant from Acidithiobacillus ferrooxidans in complex with bound trisulfide and decylubiquinone
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Sulfide-quinone reductase, putative | polymer | 437 | 47698.9 | 1 | UniProt (B7JBP8) Pfam (PF07992) | Acidithiobacillus ferrooxidans | |
| 2 | B (A) | FLAVIN-ADENINE DINUCLEOTIDE | non-polymer | 785.5 | 1 | Chemie (FAD) | |||
| 3 | C (A) | DODECYL-BETA-D-MALTOSIDE | non-polymer | 510.6 | 1 | Chemie (LMT) | |||
| 4 | D (A) | 2-decyl-5,6-dimethoxy-3-methylcyclohexa-2,5-diene-1,4-dione | non-polymer | 322.4 | 1 | Chemie (DCQ) | |||
| 5 | E, G, H, I (A) | HYDROSULFURIC ACID | non-polymer | 34.1 | 4 | Chemie (H2S) | |||
| 6 | F (A) | trisulfane | non-polymer | 98.2 | 1 | Chemie (S3H) | |||
| 7 | J (A) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 8 | K (A) | water | water | 18.0 | 279 | Chemie (HOH) |
Sequence modifications
A: 2 - 434 (UniProt: B7JBP8)
| PDB | External Database | Details |
|---|---|---|
| Met -2 | - | EXPRESSION TAG |
| Arg -1 | - | EXPRESSION TAG |
| Gly 0 | - | EXPRESSION TAG |
| Ser 1 | - | EXPRESSION TAG |
| Ala 198 | His 198 | ENGINEERED MUTATION |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 47698.9 | |
| Non-Polymers* | Number of molecules | 9 |
| Total formula weight | 1949.2 | |
| All* | Total formula weight | 49648.1 |
