› 1m2q

X-ray diffraction
1.79Å resolution

Crystal structure of 1,8-di-hydroxy-4-nitro-xanten-9-one/CK2 kinase complex

Released:
DOI: 10.2210/pdb1m2q/pdb
PDB entry 1m2q coloured by chain, front view.
PDB entry 1m2q coloured by chain, side view.
PDB entry 1m2q coloured by chain, top view.
Source organism: Zea mays
Primary publication:
Inhibition of protein kinase CK2 by anthraquinone-related compounds. A structural insight.
De Moliner E, Moro S, Sarno S, Zagotto G, Zanotti G, Pinna LA, Battistutta R
J Biol Chem 278 1831-6 (2003)
PMID: 12419810

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-151243 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Casein kinase II subunit alpha Chain: A
Molecule details ›
Chain: A
Length: 327 amino acids
Theoretical weight: 38.67 KDa
Source organism: Zea mays
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P28523 (Residues: 2-328; Coverage: 99%)
Gene name: ACK2
Sequence domains: Protein kinase domain
Structure domains:

Ligands and Environments

1 bound ligand:
Ligand MNX 1 x MNX
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID29
Spacegroup: C2
Unit cell:
a: 143.04Å b: 51.73Å c: 44.7Å
α: 90° β: 99.33° γ: 90°
R-values:
R R work R free
0.201 0.198 0.232
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

10 review citations

The Halogen Bond.
Cavallo et al. (2016)
9 more

1 mention without citation

The Development of CK2 Inhibitors: From Traditional Pharmacology to in Silico Rational Drug Design.
Cozza G. (2017)