› 3nre

X-ray diffraction
1.59Å resolution

Crystal structure of a Putative aldose 1-epimerase (b2544) from ESCHERICHIA COLI K12 at 1.59 A resolution

Released:
DOI: 10.2210/pdb3nre/pdb
PDB entry 3nre coloured by chain, front view.
PDB entry 3nre coloured by chain, side view.
PDB entry 3nre coloured by chain, top view.
Source organism: Escherichia coli K-12
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-160112 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Aldose 1-epimerase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 291 amino acids
Theoretical weight: 32.99 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P76584 (Residues: 1-290; Coverage: 100%)
Gene names: JW2528, b2544, yphB
Sequence domains: Aldose 1-epimerase
Structure domains: Beta-galactosidase; Chain A, domain 5

Ligands and Environments

2 bound ligands:
Ligand PEG 18 x PEG
Ligand MG 1 x MG
1 modified residue:
Ligand MSE 16 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-2
Spacegroup: C2
Unit cell:
a: 73.733Å b: 72.005Å c: 272.79Å
α: 90° β: 90.7° γ: 90°
R-values:
R R work R free
0.162 0.161 0.19
Expression system: Escherichia coli

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