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Structure of ribb complexed with PO4 ion

Analyse Structure of ribb complexed with PO4 ion in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
4P6D
Type
protein
Length
403 residues
Chains
2
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
3,4-dihydroxy-2-butanone 4-phosphate synthase
EC
4.1.99.12
UniProt
Q9KKP2
Ligands
PO4
Pockets
2 · best druggability 0.58

Structure

x-ray diffraction · 2 distinct chains · 42% helix, 20% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
A3,4-dihydroxy-2-butanone 4-phosphate synthase (EC 4.1.99.12)protein20142% helix, 20% strandQ9KKP2
B3,4-dihydroxy-2-butanone 4-phosphate synthase (EC 4.1.99.12)protein20242% helix, 20% strandQ9KKP2

Ligands and binding sites

  • PO4 · Phosphate ion · ion · 2 copies · chains A, B
  • EDO · 1,2-ethanediol · additive · chains A, B

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

Pockets

2 pockets found on a 1 Å grid, 2 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
13410.580.7637PO4
22660.520.7526EDO, PO4

Interfaces

1 interface between chains.

  • A–B · 1038 Ų buried · 17 hydrogen bonds · protein-protein

Compared structures

  • 4P6D · Structure of ribB complexed with PO4 ion · the same entry in another collection · chain A against A, TM-score 1.00
  • Q9KKP2 · AlphaFold monomer V2.0 prediction for 3,4-dihydroxy-2-butanone 4-phosphate synthase… · a predicted model of the same protein · chain A against A, TM-score 0.95

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