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Discovery of affinity-based probes for btk occupancy assay

Analyse Discovery of affinity-based probes for btk occupancy assay in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
6N9P
Type
protein
Length
271 residues
Chains
1
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Tyrosine-protein kinase btk
EC
2.7.10.2
UniProt
Q06187
Ligands
KHD
Pockets
2 · best druggability 0.73

Structure

x-ray diffraction · 1 distinct chain · 43% helix, 18% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
ATyrosine-protein kinase btk (EC 2.7.10.2)protein27143% helix, 18% strandQ06187

Ligands and binding sites

  • KHD · N-(3-{[2-amino-3-(4-phenoxyphenyl)pyridin-4-yl]oxy}phenyl)propanamide · ligand · chains A

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

Pockets

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

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
15800.730.8159KHD
21000.390.7517empty

Modifications

Observed in the structure: 1 covalent (covalent ligand).

Compared structures

  • 6N9P · Discovery of affinity-based probes for Btk occupancy assay · the same entry in another collection · chain A against A, TM-score 1.00
  • Q06187 · AlphaFold monomer V2.0 prediction for tyrosine-protein kinase btk (Q06187) · a predicted model of the same protein · chain A against A, TM-score 0.97

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