3MYT
Crystal structure of Ketosteroid Isomerase D38HD99N from Pseudomonas testosteroni (tKSI)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D (A, B, C, D) | Steroid Delta-isomerase | polymer | 125 | 13434.2 | 4 | UniProt (P00947) Pfam (PF12680) | Comamonas testosteroni (Pseudomonas testosteroni) | Delta(5)-3-ketosteroid isomerase |
| 2 | E, H, I, J, M... (A, B, C, D) | SULFATE ION | non-polymer | 96.1 | 15 | Chemie (SO4) | |||
| 3 | F, K, R (A, B, C) | EQUILENIN | non-polymer | 266.3 | 3 | Chemie (EQU) | |||
| 4 | G, L, S, Z (A, B, C, D) | GLYCEROL | non-polymer | 92.1 | 4 | Chemie (GOL) | |||
| 5 | AA, BA, CA, DA (A, B, C, D) | water | water | 18.0 | 324 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 125 (UniProt: P00947)
| PDB | External Database | Details |
|---|---|---|
| His 38 | Asp 38 | engineered mutation |
| Asn 99 | Asp 99 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 53736.7 | |
| Non-Polymers* | Number of molecules | 22 |
| Total formula weight | 2608.3 | |
| All* | Total formula weight | 56345.0 |
