› 5m4u

X-ray diffraction
2.2Å resolution

ORTHORHOMBIC COMPLEX STRUCTURE OF HUMAN PROTEIN KINASE CK2 CATALYTIC SUBUNIT (ISOFORM CK2ALPHA') WITH THE INHIBITOR 4'-CARBOXY-6,8-CHLORO- FLAVONOL (FLC21)

Released:
DOI: 10.2210/pdb5m4u/pdb
PDB entry 5m4u coloured by chain, front view.
PDB entry 5m4u coloured by chain, side view.
PDB entry 5m4u coloured by chain, top view.
Source organism: Homo sapiens
Primary publication:
Structural Hypervariability of the Two Human Protein Kinase CK2 Catalytic Subunit Paralogs Revealed by Complex Structures with a Flavonol- and a Thieno[2,3-d]pyrimidine-Based Inhibitor.
Niefind K, Bischoff N, Golub AG, Bdzhola VG, Balanda AO, Prykhod'ko AO, Yarmoluk SM
Pharmaceuticals (Basel) 10 (2017)
PMID: 28085026

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: 42.82 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
Structure domains:

Ligands and Environments

5 bound ligands:
Ligand 7FC 1 x 7FC
Ligand GOL 5 x GOL
Ligand ACT 3 x ACT
Ligand CL 1 x CL
Ligand SO4 1 x SO4
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06DA
Spacegroup: P212121
Unit cell:
a: 46.85Å b: 83.78Å c: 142.344Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.172 0.17 0.214
Expression system: Escherichia coli

Quick links

Citations

6 citation in other articles

Conformational dynamics of human protein kinase CK2α and its effect on function and inhibition.
Srivastava et al. (2018)
5 more

3 mentions without citation

Structural Hypervariability of the Two Human Protein Kinase CK2 Catalytic Subunit Paralogs Revealed by Complex Structures with a Flavonol- and a Thieno[2,3-d]pyrimidine-Based Inhibitor.
Niefind et al. (2017)
2 more