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Dech box helicase domain

Analyse Dech box helicase domain in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
4ON9
Type
protein
Length
1,009 residues
Chains
2
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Probable ATP-dependent RNA helicase DDX58
EC
3.6.4.13
UniProt
O95786
Ligands
SO4, CL
Pockets
14 · best druggability 0.76

Structure

x-ray diffraction · 2 distinct chains · 56% helix, 12% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
AProbable ATP-dependent RNA helicase DDX58 (EC 3.6.4.13)protein51454% helix, 13% strandO95786
BProbable ATP-dependent RNA helicase DDX58 (EC 3.6.4.13)protein49558% helix, 12% strandO95786

Ligands and binding sites

  • SO4 · Sulfate ion · ion · 4 copies · chains A, B
  • CL · Chloride ion · ion · chains B

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

Pockets

14 pockets found on a 1 Å grid, 5 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
17710.760.8193empty
27150.750.8095CL
34040.670.7941SO4
42230.610.8129SO4
51000.510.8218empty

Interfaces

1 interface between chains.

  • A–B · 2532 Ų buried · 28 hydrogen bonds · protein-protein

Compared structures

  • 4ON9 · DECH box helicase domain · the same entry in another collection · chain A against A, TM-score 1.00
  • O95786 · AlphaFold monomer V2.0 prediction for antiviral innate immune response receptor rig-I… · a predicted model of the same protein · chain A against A, TM-score 0.56

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