› 6u2t

X-ray diffraction
2.8Å resolution

Crystal structure of the T-state of maize C4-phosphoenolpyruvate carboxylase in complex with malate

Released:
DOI: 10.2210/pdb6u2t/pdb
PDB entry 6u2t coloured by chain, front view.
PDB entry 6u2t coloured by chain, side view.
PDB entry 6u2t coloured by chain, top view.
Source organism: Zea mays
Entry authors: Carrizosa-Carbajal El, Munoz-Clares RA, Gonzalez-Segura L

Function and Biology Details

Reaction catalysed: 
Phosphate + oxaloacetate = H(2)O + phosphoenolpyruvate + HCO(3)(-)
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-138156 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Phosphoenolpyruvate carboxylase 1 Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 970 amino acids
Theoretical weight: 109.48 KDa
Source organism: Zea mays
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: P04711 (Residues: 1-970; Coverage: 100%)
Gene names: PEP1, PPC
Sequence domains: Phosphoenolpyruvate carboxylase

Ligands and Environments

3 bound ligands:
Ligand MLT 4 x MLT
Ligand SO4 11 x SO4
Ligand GOL 1 x GOL
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P212121
Unit cell:
a: 103.94Å b: 140.931Å c: 376.401Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.185 0.183 0.226
Expression system: Escherichia coli BL21

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