1PQ8
Trypsin at pH 4 at atomic resolution
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 | 224 | 22200.5 | 1 | UniProt (P35049) Pfam (PF00089) | Fusarium oxysporum | |
| 2 | B (C) | GLY-GLY-ARG PEPTIDE | polymer | 3 | 289.3 | 1 | |||
| 3 | C, D, E (A) | SULFATE ION | non-polymer | 96.1 | 3 | Chemie (SO4) | |||
| 4 | F (A) | LYSINE | non-polymer | 147.2 | 1 | Chemie (LYS) | |||
| 5 | G (A) | CITRIC ACID | non-polymer | 192.1 | 1 | Chemie (CIT) | |||
| 6 | H, I (A, C) | water | water | 18.0 | 327 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 22489.8 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 627.5 | |
| All* | Total formula weight | 23117.3 |
