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Crystal structure of the second bromodomain of human polybromo

Analyse Crystal structure of the second bromodomain of human polybromo in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
3LJW
Type
protein
Length
238 residues
Chains
2
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Protein polybromo-1
UniProt
Q86U86
Ligands
NA
Pockets
3 · best druggability 0.60

Structure

x-ray diffraction · 2 distinct chains · 66% helix, 2% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
AProtein polybromo-1protein11866% helix, 2% strandQ86U86
BProtein polybromo-1protein12065% helix, 2% strandQ86U86

Ligands and binding sites

  • NA · Sodium ion · metal · chains 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

3 pockets found on a 1 Å grid, 3 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
13770.600.7653empty
2800.530.8415empty
3880.500.8217empty

Interfaces

1 interface between chains.

  • A–B · 379 Ų buried · 6 hydrogen bonds · protein-protein

Compared structures

  • 3LJW · Crystal Structure of the Second Bromodomain of Human Polybromo · the same entry in another collection · chain A against A, TM-score 1.00
  • Q86U86 · AlphaFold monomer V2.0 prediction for protein polybromo-1 (Q86U86) · a predicted model of the same protein · chain A against A, TM-score 0.98

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