1KDQ
Crystal Structure Analysis of the Mutant S189D Rat Chymotrypsin
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | CHYMOTRYPSIN B, B CHAIN | polymer | 131 | 14190.9 | 1 | UniProt (P07338) Pfam (PF00089) | Rattus norvegicus (Norway rat) | |
| 2 | B (B) | CHYMOTRYPSIN B, C CHAIN | polymer | 99 | 10267.7 | 1 | UniProt (P07338) Pfam (PF00089) | Rattus norvegicus (Norway rat) | |
| 3 | C (A) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 4 | D, E (A, B) | water | water | 18.0 | 16 | Chemie (HOH) |
Sequence modifications
A: 16 - 146 (UniProt: P07338)
B: 147 - 245 (UniProt: P07338)
| PDB | External Database | Details |
|---|---|---|
| Ser 122 | Cys 140 | engineered mutation |
| PDB | External Database | Details |
|---|---|---|
| Asp 189 | Ser 207 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 24458.6 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 40.1 | |
| All* | Total formula weight | 24498.7 |
