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Crystal structure of iron-sulfur cluster biosynthesis protein iscu (TTHA1736) from thermus thermophilus HB8
Analyse Crystal structure of iron-sulfur cluster biosynthesis protein iscu (TTHA1736)… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 2QQ4
- Type
- protein
- Length
- 1,369 residues
- Chains
- 10
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Iron-sulfur cluster biosynthesis protein iscu
- UniProt
- Q5SHJ4
- Ligands
- ZN
- Pockets
- 14 · best druggability 0.80
Structure
x-ray diffraction · 4 distinct chains · 54% helix, 19% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A, C, H | Iron-sulfur cluster biosynthesis protein iscu | protein | 138 | 57% helix, 20% strand | Q5SHJ4 |
| B, D, E, G, J | Iron-sulfur cluster biosynthesis protein iscu | protein | 137 | 56% helix, 20% strand | Q5SHJ4 |
| F | Iron-sulfur cluster biosynthesis protein iscu | protein | 136 | 52% helix, 18% strand | Q5SHJ4 |
| I | Iron-sulfur cluster biosynthesis protein iscu | protein | 134 | 50% helix, 20% strand | Q5SHJ4 |
Ligands and binding sites
- ZN · Zinc ion · metal · 10 copies · chains A, B, C, D, E, F, G, H, I, J
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
14 pockets found on a 1 Å grid, 11 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 1051 | 0.80 | 0.81 | 102 | empty |
| 2 | 573 | 0.72 | 0.80 | 60 | empty |
| 3 | 632 | 0.70 | 0.78 | 58 | empty |
| 4 | 495 | 0.64 | 0.77 | 39 | empty |
| 5 | 253 | 0.64 | 0.82 | 42 | empty |
Interfaces
16 interfaces between chains.
- A–H · 894 Ų buried · 3 hydrogen bonds · protein-protein
- B–D · 889 Ų buried · 11 hydrogen bonds · protein-protein
- H–J · 833 Ų buried · 4 hydrogen bonds · protein-protein
- C–G · 798 Ų buried · 8 hydrogen bonds · protein-protein
- E–G · 782 Ų buried · 10 hydrogen bonds · protein-protein
Compared structures
- 2QQ4 · Crystal structure of Iron-sulfur cluster biosynthesis protein IscU (TTHA1736) from… · 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 Q5SHJ4
- Elsewhere: RCSB PDB 2QQ4 · PDBe 2QQ4 · UniProt Q5SHJ4
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