PDBe 2pvr

X-ray diffraction
1.6Å resolution

Crystal structure of the catalytic subunit of protein kinase CK2 (C-terminal deletion mutant 1-335) in complex with two sulfate ions


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: 334 amino acids
Theoretical weight: 39.94 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P68400 (Residues: 2-335; Coverage: 85%)
Gene names: CK2A1, CSNK2A1
Sequence domains: Protein kinase domain
Structure domains:

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P21
Unit cell:
a: 58.67Å b: 45.371Å c: 63.442Å
α: 90° β: 111.22° γ: 90°
R R work R free
0.187 0.184 0.241
Expression system: Escherichia coli BL21(DE3)