2IQF
Crystal structure of Helicobacter pylori catalase compound I
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | Catalase | polymer | 505 | 58794.0 | 2 | UniProt (P77872) Pfam (PF00199) Pfam (PF06628) In PDB | Helicobacter pylori | |
2 | A | ACETATE ION | non-polymer | 59.0 | 1 | Chemie (ACT) | |||
3 | A, B | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | Chemie (HEM) | |||
4 | A, B | OXYGEN ATOM | non-polymer | 16.0 | 2 | Chemie (O) | |||
5 | water | water | 18.0 | 884 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 505 (UniProt: P77872)
PDB | External Database | Details |
---|---|---|
Mho 162 | Met 162 | modified residue |
Mho 181 | Met 181 | modified residue |
Ile 234 | Val 234 | conflict |
His 237 | Tyr 237 | conflict |
Asp 248 | Asn 248 | conflict |
Tyr 255 | Phe 255 | conflict |
Thr 286 | Leu 286 | conflict |
Mho 292 | Met 292 | modified residue |
Thr 316 | Ser 316 | conflict |
Mho 372 | Met 372 | modified residue |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 117588.1 | |
Non-Polymers* | Number of molecules | 5 |
Total formula weight | 1324.0 | |
All* | Total formula weight | 118912.1 |