› 3q9z

X-ray diffraction
2.2Å resolution

Crystal structure of human CK2 alpha in complex with Quinalizarin at pH 6.5

Released:
DOI: 10.2210/pdb3q9z/pdb
PDB entry 3q9z coloured by chain, front view.
PDB entry 3q9z coloured by chain, side view.
PDB entry 3q9z coloured by chain, top view.
Source organism: Homo sapiens
Entry authors: Battistutta R, Ranchio A, Papinutto E

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: 336 amino acids
Theoretical weight: 40.15 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P68400 (Residues: 1-336; Coverage: 86%)
Gene names: CK2A1, CSNK2A1
Sequence domains: Protein kinase domain
Structure domains:

Ligands and Environments

4 bound ligands:
Ligand SO4 6 x SO4
Ligand TXQ 2 x TXQ
Ligand EDO 2 x EDO
Ligand NA 1 x NA
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID29
Spacegroup: P43212
Unit cell:
a: 127.956Å b: 127.956Å c: 125.739Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.215 0.213 0.267
Expression system: Escherichia coli

Quick links