3MI1
Axial Ligand Swapping In Double Mutant Maintains Intradiol-cleavage Chemistry in Protocatechuate 3,4-Dioxygenase
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 | Protocatechuate 3,4-dioxygenase alpha chain | polymer | 200 | 22278.8 | 3 | UniProt (P00436) Pfam (PF00775) In PDB | Pseudomonas putida | 3,4-PCD |
| 2 | M, N, O | Protocatechuate 3,4-dioxygenase beta chain | polymer | 238 | 26721.3 | 3 | UniProt (P00437) Pfam (PF12391) Pfam (PF00775) In PDB | Pseudomonas putida | 3,4-PCD |
| 3 | A, O, B, N, C | SULFATE ION | non-polymer | 96.1 | 8 | Chemie (SO4) | |||
| 4 | O, A, M, B, N... | GLYCEROL | non-polymer | 92.1 | 6 | Chemie (GOL) | |||
| 5 | O, M, N | FE (III) ION | non-polymer | 55.8 | 3 | Chemie (FE) | |||
| 6 | O, M | CHLORIDE ION | non-polymer | 35.5 | 3 | Chemie (CL) | |||
| 7 | C, O, M, N | BETA-MERCAPTOETHANOL | non-polymer | 78.1 | 9 | Chemie (BME) | |||
| 8 | water | water | 18.0 | 1359 | Chemie (HOH) |
Sequence modifications
M, N, O: 301 - 538 (UniProt: P00437)
| PDB | External Database | Details |
|---|---|---|
| Tyr 462 | His 163 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 147000.4 | |
| Non-Polymers* | Number of molecules | 29 |
| Total formula weight | 2298.2 | |
| All* | Total formula weight | 149298.5 |
