1MBQ
Anionic Trypsin from Pacific Chum Salmon
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords | 
| 1 | A (A)  | Trypsin | polymer | 220 | 23603.5 | 1 | UniProt (Q8AV11) Pfam (PF00089)  | Oncorhynchus keta (chum salmon) | |
| 2 | B (A)  | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 3 | C (A)  | BENZAMIDINE | non-polymer | 120.2 | 1 | Chemie (BEN) | |||
| 4 | D (A)  | water | water | 18.0 | 91 | Chemie (HOH) | 
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 | 
| Total formula weight | 23603.5 | |
| Non-Polymers* | Number of molecules | 2 | 
| Total formula weight | 160.2 | |
| All* | Total formula weight | 23763.7 | 






