4AN7
Kunitz type trypsin inhibitor complex with porcine trypsin
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | TRYPSIN | polymer | 231 | 24428.4 | 1 | UniProt (P00761) Pfam (PF00089) In PDB | SUS SCROFA (PIG) | |
| 2 | B | TRYPSIN INHIBITOR | polymer | 185 | 20602.2 | 1 | UniProt (F4ZZG4) Pfam (PF00197) In PDB | TAMARINDUS INDICA (TAMARIND) | |
| 3 | A | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 4 | water | water | 18.0 | 155 | Chemie (HOH) |
Sequence modifications
B: 1 - 185 (UniProt: F4ZZG4)
| PDB | External Database | Details |
|---|---|---|
| Ile 53 | Leu 53 | conflict |
| Asn 153 | Asp 153 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 45030.6 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 40.1 | |
| All* | Total formula weight | 45070.7 |
