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MolNFT v1 · #87583 · protein

Structure of the pyridoxal kinase from staphylococcus aureus in complex with pyridoxal

4C5L · Phosphomethylpyrimidine kinase: “Structure of the pyridoxal kinase from staphylococcus aureus in complex with pyridoxal”. X-ray diffraction, 3 ligands (UEG, PXL, SO4), 10 pockets (best druggability 0.86). MolNFT v1 #87583 on…

PDB
4C5L
Type
protein
Length
1,073 residues
Chains
4
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Phosphomethylpyrimidine kinase
EC
2.7.1.35
UniProt
Q99W31
Ligands
UEG, PXL, SO4
Pockets
10 · best druggability 0.86

Structure

x-ray diffraction · 3 distinct chains · 41% helix, 22% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
APhosphomethylpyrimidine kinase (EC 2.7.1.35)protein26441% helix, 22% strandQ99W31
BPhosphomethylpyrimidine kinase (EC 2.7.1.35)protein27139% helix, 22% strandQ99W31
C, DPhosphomethylpyrimidine kinase (EC 2.7.1.35)protein26942% helix, 23% strandQ99W31

Ligands and binding sites

  • UEG · 4,5-bis(hydroxymethyl)-2-methyl-pyridin-3-ol · ligand · 3 copies · chains A, C, D
  • PXL · 3-hydroxy-5-(hydroxymethyl)-2-methylisonicotinaldehyde · ligand · chains B
  • SO4 · Sulfate ion · ion · 4 copies · chains A, B, D

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Pockets

10 pockets found on a 1 Å grid, 7 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
18060.860.8983empty
23960.750.8549UEG, SO4
33590.720.8448UEG
42960.680.8344UEG, SO4
5680.550.8819PXL, SO4

Interfaces

5 interfaces between chains.

  • B–C · 1931 Ų buried · 18 hydrogen bonds · protein-protein
  • A–D · 1902 Ų buried · 17 hydrogen bonds · protein-protein
  • A–B · 479 Ų buried · 5 hydrogen bonds · protein-protein
  • C–D · 278 Ų buried · 3 hydrogen bonds · protein-protein
  • A–C · 121 Ų buried · 1 hydrogen bond · protein-protein

Modifications

Observed in the structure: 3 covalent (covalent ligand).

Compared structures

  • 4C5L · Structure of the pyridoxal kinase from Staphylococcus aureus in complex with pyridoxal · the same entry in another collection · chain A against A, TM-score 1.00

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