1CQ4
CI2 MUTANT WITH TETRAGLUTAMINE (MGQQQQGM) REPLACING MET59
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | PROTEIN (SERINE PROTEINASE INHIBITOR 2) | polymer | 47 | 5212.1 | 1 | UniProt (P01053) Pfam (PF00280) In PDB | Hordeum vulgare | CHYMOTRYPSIN INHIBITOR 2, CI2 |
| 2 | B | PROTEIN (SERINE PROTEINASE INHIBITOR 2) | polymer | 24 | 2877.3 | 1 | UniProt (P01053) Pfam (PF00280) In PDB | Hordeum vulgare | CHYMOTRYPSIN INHIBITOR 2, CI2 |
| 3 | B | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 4 | water | water | 18.0 | 55 | Chemie (HOH) |
Sequence modifications
A: 21 - 58 (UniProt: P01053)
| PDB | External Database | Details |
|---|---|---|
| Met 20 | Leu 20 | engineered mutation |
| Gly 60 | - | insertion |
| Gln 61 | - | insertion |
| Gln 62 | - | insertion |
| Gln 63 | - | insertion |
| Gln 64 | - | insertion |
| Gly 65 | - | insertion |
| Met 66 | - | insertion |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 8089.5 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 96.1 | |
| All* | Total formula weight | 8185.5 |
