2F3C
Crystal structure of infestin 1, a Kazal-type serineprotease inhibitor, in complex with trypsin
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | E | Cationic trypsin | polymer | 223 | 23324.3 | 1 | UniProt (P00760) Pfam (PF00089) In PDB | Bos taurus (cattle) | |
| 2 | I | thrombin inhibitor infestin | polymer | 55 | 6060.6 | 1 | GenBank (14211145) Pfam (PF00050) UniProt (by SIFTS) (Q95P16) In PDB | Triatoma infestans | |
| 3 | E, I | SULFATE ION | non-polymer | 96.1 | 4 | Chemie (SO4) | |||
| 4 | E | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 5 | water | water | 18.0 | 91 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 29384.9 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 424.3 | |
| All* | Total formula weight | 29809.2 |
