PDBe 3qc3

X-ray diffraction
2.2Å resolution

Crystal structure of a D-ribulose-5-phosphate-3-epimerase (NP_954699) from HOMO SAPIENS at 2.20 A resolution

Source organism: Homo sapiens
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

Reaction catalysed:
D-ribulose 5-phosphate = D-xylulose 5-phosphate
Biochemical function:
Cellular component:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Ribulose-phosphate 3-epimerase Chains: A, B
Molecule details ›
Chains: A, B
Length: 225 amino acids
Theoretical weight: 25.24 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: Q96AT9 (Residues: 1-224; Coverage: 98%)
Gene names: HUSSY-17, RPE
Sequence domains: Ribulose-phosphate 3 epimerase family
Structure domains: Aldolase class I

Ligands and Environments

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: P41
Unit cell:
a: 47.665Å b: 47.665Å c: 220.774Å
α: 90° β: 90° γ: 90°
R R work R free
0.167 0.164 0.211
Expression system: Escherichia coli