4HX2
Crystal structure of Streptomyces caespitosus sermetstatin in complex with Bacillus licheniformis subtilisin
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, C | KerA | polymer | 274 | 27306.2 | 2 | UniProt (Q9FDF2) Pfam (PF00082) In PDB | Bacillus licheniformis | Subtilisin |
| 2 | B, D | Neutral proteinase inhibitor ScNPI | polymer | 114 | 11923.4 | 2 | UniProt (Q9FDS0) Pfam (PF00720) In PDB | Streptomyces caespitosus | Sermetstatin |
| 3 | A, C | CALCIUM ION | non-polymer | 40.1 | 4 | Chemie (CA) | |||
| 4 | A, B | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
| 5 | A | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 6 | A | (2R,2'R)-3,3'-oxydipropane-1,2-diol | non-polymer | 166.2 | 1 | Chemie (1AX) | |||
| 7 | A | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
| 8 | A, C | GLYCEROL | non-polymer | 92.1 | 2 | Chemie (GOL) | |||
| 9 | A, C, D | ISOPROPYL ALCOHOL | non-polymer | 60.1 | 3 | Chemie (IPA) | |||
| 10 | B | POTASSIUM ION | non-polymer | 39.1 | 2 | Chemie (K) | |||
| 11 | B | CACODYLATE ION | non-polymer | 137.0 | 1 | Chemie (CAC) | |||
| 12 | C | ACETATE ION | non-polymer | 59.0 | 1 | Chemie (ACT) | |||
| 13 | water | water | 18.0 | 359 | Chemie (HOH) |
Sequence modifications
B, D: 1 - 113 (UniProt: Q9FDS0)
| PDB | External Database | Details |
|---|---|---|
| Gly -1 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 78459.1 | |
| Non-Polymers* | Number of molecules | 18 |
| Total formula weight | 1226.4 | |
| All* | Total formula weight | 79685.5 |
