MolNFT v1 · #18913 · protein
Crystal structure of the chaperonin from thermococcus strain ks-1 (nucleotide-free form of single mutant)
1Q3R · Thermosome alpha subunit: “Crystal structure of the chaperonin from thermococcus strain ks-1 (nucleotide-free form of single mutant)”. X-ray diffraction, 1 ligand (SO4), 20 pockets (best druggability 0.82). MolNFT v1 #18913 on…
- PDB
- 1Q3R
- Type
- protein
- Length
- 2,072 residues
- Chains
- 4
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Thermosome alpha subunit
- EC
- 3.6.4.9
- UniProt
- O24729
- Ligands
- SO4
- Pockets
- 20 · best druggability 0.82
Structure
x-ray diffraction · 1 distinct chain · 53% helix, 19% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A, B, C, D | Thermosome alpha subunit (EC 3.6.4.9) | protein | 518 | 53% helix, 19% strand | O24729 |
Ligands and binding sites
- SO4 · Sulfate ion · ion · 4 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, 15 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 309 | 0.82 | 0.92 | 47 | SO4 |
| 2 | 326 | 0.81 | 0.91 | 47 | SO4 |
| 3 | 336 | 0.81 | 0.91 | 44 | SO4 |
| 4 | 450 | 0.79 | 0.87 | 58 | SO4 |
| 5 | 907 | 0.77 | 0.80 | 90 | empty |
Interfaces
4 interfaces between chains.
- A–B · 3158 Ų buried · 45 hydrogen bonds · protein-protein
- C–D · 3133 Ų buried · 43 hydrogen bonds · protein-protein
- B–D · 855 Ų buried · 13 hydrogen bonds · protein-protein
- A–C · 842 Ų buried · 17 hydrogen bonds · protein-protein
Compared structures
- 1Q3R · Crystal structure of the chaperonin from Thermococcus strain KS-1 (nucleotide-free form… · 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 O24729
- Elsewhere: RCSB PDB 1Q3R · PDBe 1Q3R · UniProt O24729
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