› 1aq2

X-ray diffraction
1.9Å resolution

PHOSPHOENOLPYRUVATE CARBOXYKINASE

Released:
DOI: 10.2210/pdb1aq2/pdb
PDB entry 1aq2 coloured by chain, front view.
PDB entry 1aq2 coloured by chain, side view.
PDB entry 1aq2 coloured by chain, top view.
Source organism: Escherichia coli K-12
Primary publication:
Mg(2+)-Mn2+ clusters in enzyme-catalyzed phosphoryl-transfer reactions.
Tari LW, Matte A, Goldie H, Delbaere LT
Nat Struct Biol 4 990-4 (1997)
PMID: 9406547

Function and Biology Details

Reaction catalysed: 
ATP + oxaloacetate = ADP + phosphoenolpyruvate + CO(2)
Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-149561 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Phosphoenolpyruvate carboxykinase (ATP) Chain: A
Molecule details ›
Chain: A
Length: 540 amino acids
Theoretical weight: 59.71 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P22259 (Residues: 1-540; Coverage: 100%)
Gene names: JW3366, b3403, pck, pckA
Sequence domains: Phosphoenolpyruvate carboxykinase
Structure domains:

Ligands and Environments

4 bound ligands:
Ligand MN 1 x MN
Ligand MG 1 x MG
Ligand ATP 1 x ATP
Ligand PYR 1 x PYR
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ENRAF-NONIUS
Spacegroup: C2
Unit cell:
a: 126.19Å b: 96.61Å c: 46.86Å
α: 90° β: 95.8° γ: 90°
R-values:
R R work R free
0.218 0.218 0.26
Expression system: Escherichia coli

Quick links

Citations

7 review citations

The mechanism of action of T7 DNA polymerase.
Doublié et al. (1998)
6 more

5 mentions without citation

Dynamics-Driven Allostery in Protein Kinases.
Kornev et al. (2015)
4 more