3NBR
Crystal Structure of Ketosteroid Isomerase D38NP39GD99N from Pseudomonas Testosteroni (tKSI) with 4-Androstene-3,17-dione Bound
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Steroid Delta-isomerase | polymer | 125 | 13370.1 | 1 | UniProt (P00947) Pfam (PF12680) In PDB | Comamonas testosteroni (Pseudomonas testosteroni) | Delta(5)-3-ketosteroid isomerase |
| 2 | A | SULFATE ION | non-polymer | 96.1 | 3 | Chemie (SO4) | |||
| 3 | A | 4-ANDROSTENE-3-17-DIONE | non-polymer | 286.4 | 1 | Chemie (ASD) | |||
| 4 | water | water | 18.0 | 69 | Chemie (HOH) |
Sequence modifications
A: 1 - 125 (UniProt: P00947)
| PDB | External Database | Details |
|---|---|---|
| Asn 38 | Asp 38 | engineered mutation |
| Gly 39 | Pro 39 | engineered mutation |
| Asn 99 | Asp 99 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 13370.1 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 574.6 | |
| All* | Total formula weight | 13944.7 |
