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Crystal structure kpc-2 beta-lactamase complexed with wck 4234 by co- crystallization
Analyse Crystal structure kpc-2 beta-lactamase complexed with wck 4234 by co… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 6B1H
- Type
- protein
- Length
- 533 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Carbapenem-hydrolyzing beta-lactamase kpc
- EC
- 3.5.2.6
- UniProt
- Q9F663
- Ligands
- C8Y, SO4, CL
- Pockets
- 5 · best druggability 0.53
Structure
x-ray diffraction · 2 distinct chains · 44% helix, 17% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Carbapenem-hydrolyzing beta-lactamase kpc (EC 3.5.2.6) | protein | 268 | 44% helix, 17% strand | Q9F663 |
| B | Carbapenem-hydrolyzing beta-lactamase kpc (EC 3.5.2.6) | protein | 265 | 45% helix, 17% strand | Q9F663 |
Ligands and binding sites
- C8Y · (2S,5R)-1-formyl-5-[(sulfooxy)amino]piperidine-2-carbonitrile · ligand · 2 copies · chains A, B
- SO4 · Sulfate ion · ion · 4 copies · chains A, B
- CL · Chloride ion · ion · 2 copies · chains A, B
- ACT · Acetate ion · additive · 2 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
5 pockets found on a 1 Å grid, 1 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 220 | 0.53 | 0.77 | 31 | CL, SO4 |
| 2 | 94 | 0.38 | 0.76 | 19 | SO4 |
| 3 | 53 | 0.36 | 0.80 | 21 | empty |
| 4 | 85 | 0.34 | 0.75 | 18 | C8Y |
| 5 | 78 | 0.29 | 0.73 | 18 | C8Y |
Interfaces
1 interface between chains.
- A–B · 473 Ų buried · 4 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 2 covalent, 2 disulfide (covalent ligand, disulfide).
Compared structures
- 6B1H · Crystal structure KPC-2 beta-lactamase complexed with WCK 4234 by co-crystallization · the same entry in another collection · chain A against A, TM-score 1.00
- Q9F663 · AlphaFold monomer V2.0 prediction for carbapenem-hydrolyzing beta- lactamase kpc (Q9F663) · a predicted model of the same protein · chain B against A, TM-score 0.98
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 Q9F663
- Elsewhere: RCSB PDB 6B1H · PDBe 6B1H · UniProt Q9F663
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