1F2S
CRYSTAL STRUCTURE OF THE COMPLEX FORMED BETWEEN BOVINE BETA-TRYPSIN AND MCTI-A, A TRYPSIN INHIBITOR OF SQUASH FAMILY AT 1.8 A RESOLUTION
Replaces: 1MCUEntity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (E) | TRYPSIN | polymer | 223 | 23324.3 | 1 | UniProt (P00760) Pfam (PF00089) | Bos taurus (cattle) | |
| 2 | B (I) | TRYPSIN INHIBITOR A | polymer | 28 | 3252.0 | 1 | UniProt (P10295) Pfam (PF00299) | Momordica charantia (balsam pear) | |
| 3 | C (E) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 4 | D, E (E, I) | water | water | 18.0 | 207 | Chemie (HOH) |
Sequence modifications
I: 301 - 328 (UniProt: P10295)
| PDB | External Database | Details |
|---|---|---|
| Met 324 | Asp 24 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 26576.2 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 40.1 | |
| All* | Total formula weight | 26616.3 |
