3ATK
Crystal structure of trypsin complexed with cycloheptanamine
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Cationic trypsin | polymer | 223 | 23324.3 | 1 | UniProt (P00760) Pfam (PF00089) In PDB | Bos taurus (bovine) | Beta-trypsin |
| 2 | A | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 3 | A | DIMETHYL SULFOXIDE | non-polymer | 78.1 | 2 | Chemie (DMS) | |||
| 4 | A | cycloheptanamine | non-polymer | 113.2 | 1 | Chemie (SZ1) | |||
| 5 | water | water | 18.0 | 301 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 23324.3 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 309.5 | |
| All* | Total formula weight | 23633.8 |
