› 7a2h

X-ray diffraction
1.01Å resolution

Crystal structure of human protein kinase CK2alpha' (CSNK2A2 gene product) in complex with the ATP-competitive inhibitor 5,6,7-tribromo-1H-imidazo[4,5-b]pyridine

Released:
DOI: 10.2210/pdb7a2h/pdb
PDB entry 7a2h coloured by chain, front view.
PDB entry 7a2h coloured by chain, side view.
PDB entry 7a2h coloured by chain, top view.
Source organism: Homo sapiens
Primary publication:
Synthesis, biological properties and structural study of new halogenated azolo[4,5-b]pyridines as inhibitors of CK2 kinase.
Chojnacki K, Lindenblatt D, Wińska P, Wielechowska M, Toelzer C, Niefind K, Bretner M
Bioorg Chem 106 104502 (2021)
PMID: 33317841

Function and Biology Details

Reaction catalysed: 
ATP + a protein = ADP + a phosphoprotein
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-148708 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Casein kinase II subunit alpha' Chain: A
Molecule details ›
Chain: A
Length: 364 amino acids
Theoretical weight: 42.88 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P19784 (Residues: 1-350; Coverage: 100%)
Gene names: CK2A2, CSNK2A2
Sequence domains: Protein kinase domain

Ligands and Environments

2 bound ligands:
Ligand QX2 1 x QX2
Ligand EDO 3 x EDO
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID23-2
Spacegroup: P1
Unit cell:
a: 46.826Å b: 47.604Å c: 50.486Å
α: 67.146° β: 89.52° γ: 89.291°
R-values:
R R work R free
0.143 0.143 0.15
Expression system: Escherichia coli

Quick links

Citations

2 citation in other articles

Exploring the potential of approved drugs for triple-negative breast cancer treatment by targeting casein kinase 2: Insights from computational studies.
Shoaib et al. (2023)
1 more