1orr

X-ray diffraction
1.5Å resolution

Crystal Structure of CDP-Tyvelose 2-Epimerase complexed with NAD and CDP

Released:

Function and Biology Details

Reaction catalysed:
CDP-3,6-dideoxy-D-glucose = CDP-3,6-dideoxy-D-mannose
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assemblies composition:
homo tetramer
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-146860 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
CDP-paratose 2-epimerase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 347 amino acids
Theoretical weight: 39.14 KDa
Source organism: Salmonella enterica subsp. enterica serovar Typhi
Expression system: Escherichia coli
UniProt:
  • Canonical: P14169 (Residues: 2-338; Coverage: 100%)
Gene names: STY2298, rfbE, t0784
Sequence domains: GDP-mannose 4,6 dehydratase
Structure domains: NAD(P)-binding Rossmann-like Domain

Ligands and Environments


Cofactor: Ligand NAD 4 x NAD
1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-BM
Spacegroup: P21
Unit cell:
a: 48Å b: 168.1Å c: 89.6Å
α: 90° β: 105.4° γ: 90°
R-values:
R R work R free
0.179 0.178 0.229
Expression system: Escherichia coli