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Crystal structures of D-psicose 3-epimerase from clostridium cellulolyticum H10 and its complex with ketohexose sugars
Analyse Crystal structures of D-psicose 3-epimerase from clostridium cellulolyticum H10… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 3VNI
- Type
- protein
- Length
- 1,154 residues
- Chains
- 4
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Xylose isomerase domain protein tim barrel
- UniProt
- B8I944
- Ligands
- MN
- Pockets
- 17 · best druggability 0.86
Structure
x-ray diffraction · 3 distinct chains · 48% helix, 14% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Xylose isomerase domain protein tim barrel | protein | 289 | 49% helix, 13% strand | B8I944 |
| B | Xylose isomerase domain protein tim barrel | protein | 289 | 48% helix, 13% strand | B8I944 |
| C, D | Xylose isomerase domain protein tim barrel | protein | 288 | 48% helix, 14% strand | B8I944 |
Ligands and binding sites
- MN · Manganese (II) ion · metal · 4 copies · chains A, B, C, D
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
17 pockets found on a 1 Å grid, 11 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 1032 | 0.86 | 0.87 | 79 | empty |
| 2 | 126 | 0.72 | 0.92 | 27 | empty |
| 3 | 120 | 0.72 | 0.93 | 27 | empty |
| 4 | 125 | 0.68 | 0.90 | 29 | empty |
| 5 | 120 | 0.67 | 0.90 | 29 | empty |
Interfaces
6 interfaces between chains.
- A–D · 1441 Ų buried · 40 hydrogen bonds · protein-protein
- B–C · 1430 Ų buried · 39 hydrogen bonds · protein-protein
- A–B · 608 Ų buried · 8 hydrogen bonds · protein-protein
- C–D · 574 Ų buried · 7 hydrogen bonds · protein-protein
- A–C · 206 Ų buried · 3 hydrogen bonds · protein-protein
Compared structures
- 3VNI · Crystal structures of D-Psicose 3-epimerase from Clostridium cellulolyticum H10 and its… · the same entry in another collection · chain D against D, TM-score 1.00
- B8I944 · AlphaFold monomer V2.0 prediction for D-psicose 3-epimerase (B8I944) · a predicted model of the same protein · chain D 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 B8I944
- Elsewhere: RCSB PDB 3VNI · PDBe 3VNI · UniProt B8I944
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