3PQ6
Structure of I274C variant of E. coli KatE[] - Images 25-30
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 | 84197.3 | 4 | UniProt (P21179) Pfam (PF00199) Pfam (PF06628) Pfam (PF18011) In PDB | Escherichia coli | Hydroxyperoxidase II |
2 | A, B, C, D | CIS-HEME D HYDROXYCHLORIN GAMMA-SPIROLACTONE | non-polymer | 632.5 | 4 | Chemie (HDD) | |||
3 | A, B, C, D | CIS-HEME D HYDROXYCHLORIN GAMMA-SPIROLACTONE 17R, 18S | non-polymer | 638.5 | 4 | Chemie (HDE) | |||
4 | A, B, C, D | HYDROSULFURIC ACID | non-polymer | 34.1 | 4 | Chemie (H2S) | |||
5 | water | water | 18.0 | 3429 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 753 (UniProt: P21179)
PDB | External Database | Details |
---|---|---|
Cys 274 | Ile 274 | engineered mutation |
Ala 438 | Cys 438 | engineered mutation |
Ala 669 | Cys 669 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 336789.2 | |
Non-Polymers* | Number of molecules | 12 |
Total formula weight | 5220.4 | |
All* | Total formula weight | 342009.6 |