5XWJ
Crystal Structure of Porcine pancreatic trypsin with tripeptide inhibitor, TRE, at pH 7
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, C (A, B) | Trypsin | polymer | 231 | 24428.4 | 2 | UniProt (P00761) Pfam (PF00089) | Sus scrofa (Pig) | Porcine pancreatic trypsin |
| 2 | B, D (C, D) | Acetylated-THR-ARG-GLU Inhibitor | polymer | 4 | 431.5 | 2 | Capsicum annuum | ||
| 3 | E, G (A, B) | CALCIUM ION | non-polymer | 40.1 | 2 | Chemie (CA) | |||
| 4 | F (A) | (4S)-2-METHYL-2,4-PENTANEDIOL | non-polymer | 118.2 | 1 | Chemie (MPD) | |||
| 5 | H, I, J, K (A, C, B, D) | water | water | 18.0 | 443 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 49719.8 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 198.3 | |
| All* | Total formula weight | 49918.1 |
