4Z6U
Structure of H200E variant of Homoprotocatechuate 2,3-Dioxygenase from B.fuscum in complex with 4-nitrocatechol at 1.48 Ang resolution
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) | Homoprotocatechuate 2,3-dioxygenase | polymer | 365 | 41746.3 | 4 | UniProt (Q45135) Pfam (PF00903) | Brevibacterium fuscum | |
| 2 | E, H, M, Q (A, B, C, D) | FE (II) ION | non-polymer | 55.8 | 4 | Chemie (FE2) | |||
| 3 | F, J, K, N, R (A, B, C, D) | HEXAETHYLENE GLYCOL | non-polymer | 282.3 | 5 | Chemie (P6G) | |||
| 4 | G, L, P, S (A, B, C, D) | CHLORIDE ION | non-polymer | 35.5 | 4 | Chemie (CL) | |||
| 5 | I (B) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 6 | O (C) | 4-NITROCATECHOL | non-polymer | 155.1 | 1 | Chemie (4NC) | |||
| 7 | T, U, V, W (A, B, C, D) | water | water | 18.0 | 1622 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 365 (UniProt: Q45135)
| PDB | External Database | Details |
|---|---|---|
| Glu 200 | His 200 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 166985.2 | |
| Non-Polymers* | Number of molecules | 15 |
| Total formula weight | 1972.0 | |
| All* | Total formula weight | 168957.2 |
