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X-ray structure of roquin roq domain in complex with OX40 hexa-loop RNA motif

Analyse X-ray structure of roquin roq domain in complex with OX40 hexa-loop RNA motif in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
5F5H
Type
protein + RNA
Length
342 residues
Chains
4
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Roquin-1; RNA (5'- R(P*CP*CP*AP*CP*AP*CP*CP*GP*UP*UP*CP*UP*AP*GP*GP*UP*GP*CP*UP*GP*G)- 3')
UniProt
Q4VGL6
Pockets
5 · best druggability 0.75

Structure

x-ray diffraction · 3 distinct chains · 63% helix, 7% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
ARoquin-1protein14862% helix, 7% strandQ4VGL6
BRoquin-1protein15263% helix, 7% strandQ4VGL6
C, DRNA (5'- R(P*CP*CP*AP*CP*AP*CP*CP*GP*UP*UP*CP*UP*AP*GP*GP*UP*GP*CP*UP*GP*G)- 3')rna21——

Ligands and binding sites

  • GOL · Glycerol · additive · chains A

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

Pockets

5 pockets found on a 1 Å grid, 4 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
13950.750.8540empty
23500.680.8232empty
35440.640.7645empty
4660.560.8915empty
5800.330.7411empty

Interfaces

3 interfaces between chains.

  • A–C · 843 Ų buried · 19 hydrogen bonds · protein-nucleic
  • B–D · 760 Ų buried · 22 hydrogen bonds · protein-nucleic
  • A–B · 215 Ų buried · 0 hydrogen bonds · protein-protein

Compared structures

  • 5F5H · X-ray structure of Roquin ROQ domain in complex with Ox40 hexa-loop RNA motif · the same entry in another collection · chain C against C, TM-score 1.00
  • Q4VGL6 · AlphaFold monomer V2.0 prediction for roquin-1 (Q4VGL6) · a predicted model of the same protein · chain A against A, TM-score 0.99

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