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Crystal Structure of Putative Tailspike Protein (TSP1, orf210) from Escherichia coli O157:H7 Bacteriohage CBA120 in Complex with Lactose
Analyse Crystal Structure of Putative Tailspike Protein (TSP1, orf210) from Escherichia… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 4OJO
- Type
- protein
- Length
- 2,273 residues
- Chains
- 3
- Method
- x-ray diffraction
- Collection
- MolNFT v2 / PDB Bank
- Contract
- 0xd58B01f6C18086e5202cdC5D7Ad3E41790360102
- Owner
- 0xF4e1AA6f26B7DA48EeAD9B24a97927303eeA07b8
- Resolution
- 2
- Source
- Escherichia phage Cba120
- Molecule
- Tailspike protein
- UniProt
- G3M189
- Ligands
- GLC, GAL, ZN
- Pockets
- 20 · best druggability 0.88
Structure
x-ray diffraction · resolution 2 · 3 distinct chains · 12% helix, 38% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Tailspike protein | protein | 758 | 13% helix, 38% strand | G3M189 |
| B | Tailspike protein | protein | 756 | 12% helix, 38% strand | G3M189 |
| C | Tailspike protein | protein | 759 | 12% helix, 38% strand | G3M189 |
Ligands and binding sites
- GLC · alpha-D-glucopyranose · sugar · 3 copies · chains A, C, B
- GAL · beta-D-galactopyranose · sugar · 3 copies · chains A, C, B
- ZN · Zinc ion · metal · chains A, B, C
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
20 pockets found on a 1 Å grid, 9 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 1200 | 0.88 | 0.90 | 149 | empty |
| 2 | 1015 | 0.85 | 0.86 | 79 | empty |
| 3 | 62 | 0.68 | 0.96 | 22 | empty |
| 4 | 424 | 0.65 | 0.78 | 51 | GLC, GAL |
| 5 | 388 | 0.56 | 0.74 | 53 | empty |
Interfaces
3 interfaces between chains.
- A–B · 3808 Ų buried · 56 hydrogen bonds · protein-protein
- A–C · 3807 Ų buried · 48 hydrogen bonds · protein-protein
- B–C · 3743 Ų buried · 54 hydrogen bonds · protein-protein
Compared structures
- 4OJO · Crystal structure of putative tailspike protein (TSP1, ORF210) from escherichia COLI… · 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 G3M189
- Elsewhere: RCSB PDB 4OJO · PDBe 4OJO · UniProt G3M189
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