X-ray crystal structure of compound 40 bound to human CHK1 kinase domain

Structure

x-ray diffraction · 1 distinct chain · 33% helix, 23% strand (DSSP).

Ligands and binding sites

• 1AO · 2-(1H-indazol-1-yl)-N-[2-(piperazin-1-yl)phenyl]-1,3-thiazole-4-carboxamide · ligand · chains A
• GOL · Glycerol · additive · 3 copies · chains A

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

Pockets

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

Compared structures

• 4HYI · X-RAY Crystal structure of compound 40 bound to human chk1 kinase domain · the same entry in another collection · chain A against A, TM-score 1.00
• 2C3L · Identification of a buried pocket for potent and selective inhibition of CHK1: prediction… · a predicted model of the same protein · chain A against A, TM-score 0.97
• 2C3K · Identification of a buried pocket for potent and selective inhibition of CHK1: prediction… · a predicted model of the same protein · chain A against A, TM-score 0.97
• O14757 · AlphaFold monomer V2.0 prediction for SERINE/THREONINE-protein kinase CHK1 (O14757) · a predicted model of the same protein · chain A against A, TM-score 0.96
• 2C3J · Identification of a buried pocket for potent and selective inhibition of CHK1: prediction… · a predicted model of the same protein · chain A against A, TM-score 0.94

Analyse

• Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
• Every structure of UniProt O14757
• Elsewhere: RCSB PDB 4HYI · PDBe 4HYI · UniProt O14757