3juk

X-ray diffraction
2.3Å resolution

The Crystal Structure of UDP-glucose pyrophosphorylase complexed with UDP-glucose

Released:

Function and Biology Details

Reaction catalysed:
UTP + alpha-D-glucose 1-phosphate = diphosphate + UDP-glucose
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
PDBe Complex ID:
PDB-CPX-127748 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
UTP--glucose-1-phosphate uridylyltransferase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 281 amino acids
Theoretical weight: 32.09 KDa
Source organism: Helicobacter pylori 26695
Expression system: Escherichia coli
UniProt:
  • Canonical: O25363 (Residues: 1-273; Coverage: 100%)
Gene name: HP_0646
Sequence domains: Nucleotidyl transferase
Structure domains: Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PAL/PLS BEAMLINE 4A
Spacegroup: C2
Unit cell:
a: 101.444Å b: 74.393Å c: 167.123Å
α: 90° β: 97.91° γ: 90°
R-values:
R R work R free
0.23 0.23 0.276
Expression system: Escherichia coli