› 3cu2

X-ray diffraction
1.91Å resolution

Crystal structure of ribulose-5-phosphate 3-epimerase (YP_718263.1) from Haemophilus somnus 129PT at 1.91 A resolution

Released:
DOI: 10.2210/pdb3cu2/pdb
PDB entry 3cu2 coloured by chain, front view.
PDB entry 3cu2 coloured by chain, side view.
PDB entry 3cu2 coloured by chain, top view.
Source organism: Histophilus somni 129PT
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

Reaction catalysed: 
D-ribulose 5-phosphate = D-xylulose 5-phosphate
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-170954 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ribulose-5-phosphate 3-epimerase Chains: A, B
Molecule details ›
Chains: A, B
Length: 237 amino acids
Theoretical weight: 26.96 KDa
Source organism: Histophilus somni 129PT
Expression system: Escherichia coli
UniProt:
  • Canonical: Q0I165 (Residues: 1-236; Coverage: 100%)
Gene names: HS_0057, rpe
Sequence domains: Ribulose-phosphate 3 epimerase family
Structure domains: Aldolase class I

Ligands and Environments

3 bound ligands:
Ligand CA 2 x CA
Ligand NI 2 x NI
Ligand MRD 2 x MRD
1 modified residue:
Ligand MSE 8 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: P3121
Unit cell:
a: 85.01Å b: 85.01Å c: 140.16Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.168 0.166 0.205
Expression system: Escherichia coli

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