3A3O
Crystal structure of complex between SA-subtilisin and Tk-propeptide with deletion of the five C-terminal residues
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Tk-subtilisin | polymer | 329 | 33897.6 | 1 | UniProt (P58502) Pfam (PF00082) In PDB | Thermococcus kodakarensis | |
2 | B | Tk-subtilisin | polymer | 64 | 6988.2 | 1 | UniProt (P58502) In PDB | Thermococcus kodakarensis | |
3 | A | CALCIUM ION | non-polymer | 40.1 | 7 | Chemie (CA) | |||
4 | B | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
5 | water | water | 18.0 | 270 | Chemie (HOH) |
Sequence modifications
A: 70 - 398 (UniProt: P58502)
PDB | External Database | Details |
---|---|---|
Ala 324 | Ser 348 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 40885.7 | |
Non-Polymers* | Number of molecules | 8 |
Total formula weight | 346.0 | |
All* | Total formula weight | 41231.7 |