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Crystal structure of the S324T variant of burkholderia pseudomallei katg with isonicotinic acid hydrazide bound
Analyse Crystal structure of the S324T variant of burkholderia pseudomallei katg with… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 5SXT
- Type
- protein
- Length
- 1,426 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Catalase-peroxidase
- EC
- 1.11.1.21
- UniProt
- Q3JNW6
- Ligands
- HEM, NIZ, NA, OXY, CL, PO4
- Pockets
- 20 · best druggability 0.85
Structure
x-ray diffraction · 1 distinct chain · 46% helix, 8% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A, B | Catalase-peroxidase (EC 1.11.1.21) | protein | 713 | 46% helix, 8% strand | Q3JNW6 |
Ligands and binding sites
- HEM · Protoporphyrin IX containing Fe · ligand · 2 copies · chains A, B
- NIZ · pyridine-4-carbohydrazide · ligand · 2 copies · chains A, B
- NA · Sodium ion · metal · 2 copies · chains A, B
- OXY · Oxygen molecule · ion · 3 copies · chains A, B
- CL · Chloride ion · ion · 2 copies · chains A, B
- PO4 · Phosphate ion · ion · 2 copies · chains A, B
- MPD · (4S)-2-methyl-2,4-pentanediol · additive · 2 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
20 pockets found on a 1 Å grid, 12 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 1125 | 0.85 | 0.86 | 112 | empty |
| 2 | 332 | 0.85 | 0.94 | 47 | HEM, OXY |
| 3 | 335 | 0.84 | 0.94 | 46 | HEM, OXY |
| 4 | 89 | 0.77 | 0.98 | 19 | empty |
| 5 | 83 | 0.76 | 0.98 | 17 | empty |
Interfaces
1 interface between chains.
- A–B · 3634 Ų buried · 44 hydrogen bonds · protein-protein
Compared structures
- 5SXT · Crystal structure of the S324T variant of Burkholderia pseudomallei KatG with… · the same entry in another collection · chain A against A, TM-score 1.00
- Q3JNW6 · AlphaFold monomer V2.0 prediction for catalase-peroxidase (Q3JNW6) · a predicted model of the same protein · 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 Q3JNW6
- Elsewhere: RCSB PDB 5SXT · PDBe 5SXT · UniProt Q3JNW6
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