1V2Q
Trypsin inhibitor in complex with bovine trypsin variant X(SSWI)bT.B4
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (T) | Trypsin | polymer | 223 | 23352.3 | 1 | UniProt (P00760) Pfam (PF00089) | Bos taurus (cattle) | Beta-trypsin |
| 2 | B (T) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 3 | C (T) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 4 | D (T) | METHYL N-[(4-METHYLPHENYL)SULFONYL]GLYCYL-3-[AMINO(IMINO)METHYL]-D-PHENYLALANINATE | non-polymer | 432.5 | 1 | Chemie (ANH) | |||
| 5 | E (T) | water | water | 18.0 | 61 | Chemie (HOH) |
Sequence modifications
T: 16 - 245 (UniProt: P00760)
| PDB | External Database | Details |
|---|---|---|
| Ser 172 | Tyr 172 | engineered mutation |
| Ser 173 | Pro 173 | engineered mutation |
| Trp 174 | Gly 174 | engineered mutation |
| Ile 175 | Gln 175 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 23352.3 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 568.6 | |
| All* | Total formula weight | 23921.0 |
