1GGF
CRYSTAL STRUCTURE OF CATALASE HPII FROM ESCHERICHIA COLI, VARIANT HIS128ASN, COMPLEX WITH HYDROGEN PEROXIDE.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D | CATALASE HPII | polymer | 753 | 84247.4 | 4 | UniProt (P21179) Pfam (PF00199) Pfam (PF06628) Pfam (PF18011) In PDB | Escherichia coli | |
| 2 | A, B, C, D | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
| 3 | A, B, C, D | HYDROGEN PEROXIDE | non-polymer | 34.0 | 13 | Chemie (PEO) | |||
| 4 | water | water | 18.0 | 2025 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 753 (UniProt: P21179)
| PDB | External Database | Details |
|---|---|---|
| Asn 128 | His 128 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 336989.6 | |
| Non-Polymers* | Number of molecules | 17 |
| Total formula weight | 2908.1 | |
| All* | Total formula weight | 339897.8 |
