3PQ8
Structure of I274C variant of E. coli KatE[] - Images 37-42
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 (A, B, C, D) | Catalase HPII | polymer | 753 | 84197.3 | 4 | UniProt (P21179) Pfam (PF00199) Pfam (PF06628) Pfam (PF18011) | Escherichia coli | Hydroxyperoxidase II |
| 2 | E, H, K, N (A, B, C, D) | CIS-HEME D HYDROXYCHLORIN GAMMA-SPIROLACTONE | non-polymer | 632.5 | 4 | Chemie (HDD) | |||
| 3 | F, I, L, O (A, B, C, D) | CIS-HEME D HYDROXYCHLORIN GAMMA-SPIROLACTONE 17R, 18S | non-polymer | 638.5 | 4 | Chemie (HDE) | |||
| 4 | G, J, M, P (A, B, C, D) | HYDROSULFURIC ACID | non-polymer | 34.1 | 4 | Chemie (H2S) | |||
| 5 | Q, R, S, T (A, B, C, D) | water | water | 18.0 | 3424 | 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 |
