PDBe 1khb

X-ray diffraction
1.85Å resolution

PEPCK complex with nonhydrolyzable GTP analog, native data


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Phosphoenolpyruvate carboxykinase, cytosolic [GTP] Chain: A
Molecule details ›
Chain: A
Length: 625 amino acids
Theoretical weight: 69.53 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P35558 (Residues: 1-622; Coverage: 100%)
Gene names: PCK1, PEPCK1
Sequence domains:
Structure domains:

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X8C
Spacegroup: P1
Unit cell:
a: 45.4Å b: 60.58Å c: 62Å
α: 88.4° β: 70.3° γ: 72.63°
R R work R free
0.184 0.182 0.225
Expression system: Escherichia coli