Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | C, D, A, B | Intracellular serine protease | polymer | 343 | 36749.0 | 4 | Pfam (PF00082) UniProt (by SIFTS) (A0A7H0M7J5) In PDB | Bacillus sp. (in: Bacteria) | |
| 2 | C, D | DI(HYDROXYETHYL)ETHER | non-polymer | 106.1 | 2 | Chemie (PEG) | |||
| 3 | C, D | CALCIUM ION | non-polymer | 40.1 | 4 | Chemie (CA) | |||
| 4 | water | water | 18.0 | 117 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 146996.1 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 372.6 | |
| All* | Total formula weight | 147368.7 |
