› 5ot6

X-ray diffraction
1.94Å resolution

The crystal structure of CK2alpha in complex with compound 19

Released:
DOI: 10.2210/pdb5ot6/pdb
PDB entry 5ot6 coloured by chain, front view.
PDB entry 5ot6 coloured by chain, side view.
PDB entry 5ot6 coloured by chain, top view.
Source organism: Homo sapiens
Primary publication:
Second-generation CK2α inhibitors targeting the αD pocket.
Iegre J, Brear P, De Fusco C, Yoshida M, Mitchell SL, Rossmann M, Carro L, Sore HF, Hyvönen M, Spring DR
OpenAccess logo Chem Sci 9 3041-3049 (2018)
PMID: 29732088

Function and Biology Details

Reaction catalysed: 
ATP + a protein = ADP + a phosphoprotein
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-159383 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Casein kinase II subunit alpha Chains: A, B
Molecule details ›
Chains: A, B
Length: 352 amino acids
Theoretical weight: 41.47 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P68400 (Residues: 2-329; Coverage: 84%)
  • Best match: P68400-2 (Residues: 1-193)
Gene names: CK2A1, CSNK2A1
Sequence domains: Protein kinase domain
Structure domains:

Ligands and Environments

3 bound ligands:
Ligand ACT 2 x ACT
Ligand AJK 1 x AJK
Ligand PO4 4 x PO4
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I02
Spacegroup: C2221
Unit cell:
a: 64.837Å b: 68.092Å c: 335.28Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.22 0.219 0.241
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

2 review citations

Targeting Protein Kinases in Blood Cancer: Focusing on CK1α and CK2.
Spinello et al. (2021)
1 more

1 mention without citation

Second-generation CK2α inhibitors targeting the αD pocket.
Iegre et al. (2018)