MolNFT v1 · #73998 · protein
Structure of mn-substituted homoprotocatechuate 2,3-dioxygenase at 1.65 ang resolution
3OJN: “Structure of mn-substituted homoprotocatechuate 2,3-dioxygenase at 1.65 ang resolution”. X-ray diffraction, 3 ligands (MN, CA, CL), 20 pockets (best druggability 0.85). MolNFT v1 #73998 on GenesisL1: 3D structure, binding sites and…
- PDB
- 3OJN
- Type
- protein
- Length
- 1,427 residues
- Chains
- 4
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Homoprotocatechuate 2,3-dioxygenase
- EC
- 1.13.11.15
- UniProt
- Q45135
- Ligands
- MN, CA, CL
- Pockets
- 20 · best druggability 0.85
Structure
x-ray diffraction · 3 distinct chains · 17% helix, 35% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Homoprotocatechuate 2,3-dioxygenase (EC 1.13.11.15) | protein | 355 | 17% helix, 34% strand | Q45135 |
| B, D | Homoprotocatechuate 2,3-dioxygenase (EC 1.13.11.15) | protein | 359 | 17% helix, 35% strand | Q45135 |
| C | Homoprotocatechuate 2,3-dioxygenase (EC 1.13.11.15) | protein | 354 | 17% helix, 34% strand | Q45135 |
Ligands and binding sites
- MN · Manganese (II) ion · metal · 4 copies · chains A, B, C, D
- CA · Calcium ion · metal · chains B
- CL · Chloride ion · ion · 4 copies · chains A, B, C, D
- P6G · Hexaethylene glycol · additive · 5 copies · chains A, B, C, D
- PG4 · Tetraethylene glycol · additive · 3 copies · chains A, B, C, 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 | 365 | 0.85 | 0.94 | 47 | empty |
| 2 | 375 | 0.85 | 0.94 | 46 | empty |
| 3 | 114 | 0.79 | 0.98 | 23 | empty |
| 4 | 66 | 0.74 | 0.99 | 28 | empty |
| 5 | 64 | 0.71 | 0.98 | 29 | empty |
Interfaces
6 interfaces between chains.
- B–D · 1694 Ų buried · 43 hydrogen bonds · protein-protein
- C–D · 1684 Ų buried · 37 hydrogen bonds · protein-protein
- A–B · 1672 Ų buried · 34 hydrogen bonds · protein-protein
- A–C · 1333 Ų buried · 39 hydrogen bonds · protein-protein
- B–C · 530 Ų buried · 2 hydrogen bonds · protein-protein
Compared structures
- 3OJN · Structure of Mn-substituted Homoprotocatechuate 2,3-Dioxygenase at 1.65 Ang resolution · 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 3OJN · PDBe 3OJN · UniProt Q45135
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