PDBe 2pvk

X-ray diffraction
1.9Å resolution

Structure-Based Design of Pyrazolo[1,5-a][1,3,5]triazine Derivatives as Potent Inhibitors of Protein Kinase CK2


Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Casein kinase II subunit alpha Chain: A
Molecule details ›
Chain: A
Length: 352 amino acids
Theoretical weight: 41.45 KDa
Source organism: Zea mays
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P28523 (Residues: 1-332; Coverage: 100%)
Gene name: ACK2
Sequence domains: Protein kinase domain
Structure domains:

Ligands and Environments

1 bound ligand:

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: ENRAF-NONIUS FR591
Spacegroup: C2
Unit cell:
a: 143.397Å b: 59.493Å c: 45.289Å
α: 90° β: 102.756° γ: 90°
R R work R free
0.21 0.206 0.244
Expression system: Escherichia coli BL21(DE3)