Research workbench
Structure of H200E variant of homoprotocatechuate 2,3-dioxygenase from B.FUSCUM in complex with hpca at 1.63 ang resolution
Analyse Structure of H200E variant of homoprotocatechuate 2,3-dioxygenase from B.FUSCUM… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 4Z6O
- Type
- protein
- Length
- 1,433 residues
- Chains
- 4
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Homoprotocatechuate 2,3-dioxygenase
- UniProt
- Q45135
- Ligands
- DHY, FE2, CA, CL
- Pockets
- 20 · best druggability 0.85
Structure
x-ray diffraction · 4 distinct chains · 17% helix, 35% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Homoprotocatechuate 2,3-dioxygenase | protein | 357 | 17% helix, 34% strand | Q45135 |
| B | Homoprotocatechuate 2,3-dioxygenase | protein | 361 | 17% helix, 35% strand | Q45135 |
| C | Homoprotocatechuate 2,3-dioxygenase | protein | 356 | 17% helix, 35% strand | Q45135 |
| D | Homoprotocatechuate 2,3-dioxygenase | protein | 359 | 17% helix, 35% strand | Q45135 |
Ligands and binding sites
- DHY · 2-(3,4-dihydroxyphenyl)acetic acid · ligand · 2 copies · chains C, D
- FE2 · Fe (II) ion · metal · 4 copies · chains A, B, C, D
- CA · Calcium ion · metal · chains B
- CL · Chloride ion · ion · 2 copies · chains A, B
- P6G · Hexaethylene glycol · additive · 5 copies · chains A, B, C, D
- PG4 · Tetraethylene glycol · additive · chains D
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
20 pockets found on a 1 Å grid, 8 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 349 | 0.85 | 0.94 | 47 | empty |
| 2 | 360 | 0.84 | 0.94 | 46 | empty |
| 3 | 141 | 0.80 | 0.97 | 26 | empty |
| 4 | 103 | 0.78 | 0.98 | 24 | empty |
| 5 | 62 | 0.72 | 0.98 | 28 | empty |
Interfaces
6 interfaces between chains.
- B–D · 1721 Ų buried · 45 hydrogen bonds · protein-protein
- C–D · 1656 Ų buried · 38 hydrogen bonds · protein-protein
- A–B · 1646 Ų buried · 35 hydrogen bonds · protein-protein
- A–C · 1523 Ų buried · 39 hydrogen bonds · protein-protein
- B–C · 526 Ų buried · 3 hydrogen bonds · protein-protein
Compared structures
- 4Z6O · Structure of H200E variant of Homoprotocatechuate 2,3-Dioxygenase from B.fuscum in… · the same entry in another collection · chain A against A, TM-score 1.00
Analyse
- Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
- Every structure of UniProt Q45135
- Elsewhere: RCSB PDB 4Z6O · PDBe 4Z6O · UniProt Q45135
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