› 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

Released:
DOI: 10.2210/pdb3qc3/pdb
PDB entry 3qc3 coloured by chain, front view.
PDB entry 3qc3 coloured by chain, side view.
PDB entry 3qc3 coloured by chain, top view.
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:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-188362 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
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
UniProt:
  • 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

4 bound ligands:
Ligand ZN 2 x ZN
Ligand NI 2 x NI
Ligand FE 2 x FE
Ligand GOL 2 x GOL
1 modified residue:
Ligand MSE 30 x MSE

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-values:
R R work R free
0.167 0.164 0.211
Expression system: Escherichia coli

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