4XOJ
Structure of bovine trypsin in complex with analogues of sunflower inhibitor 1 (SFTI-1)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Cationic trypsin | polymer | 246 | 25806.2 | 1 | UniProt (P00760) Pfam (PF00089) | Bos taurus (Bovine) | Beta-trypsin |
| 2 | B (B) | Trypsin inhibitor 1 | polymer | 13 | 1420.7 | 1 | UniProt (Q4GWU5) | Helianthus annuus | SFTI-1 |
| 3 | C (A) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 4 | D, E, F, G, H... (A) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 7 | Chemie (EDO) | |||
| 5 | K (A) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 6 | L, M, N (A) | SODIUM ION | non-polymer | 23.0 | 3 | Chemie (NA) | |||
| 7 | O (A) | AMMONIUM ION | non-polymer | 18.0 | 1 | Chemie (NH4) | |||
| 8 | P, Q (A, B) | water | water | 18.0 | 360 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 27226.9 | |
| Non-Polymers* | Number of molecules | 13 |
| Total formula weight | 657.6 | |
| All* | Total formula weight | 27884.6 |
