› 3e7n

X-ray diffraction
2.45Å resolution

Crystal structure of d-ribose high-affinity transport system from salmonella typhimurium lt2

Released:
DOI: 10.2210/pdb3e7n/pdb
PDB entry 3e7n coloured by chain, front view.
PDB entry 3e7n coloured by chain, side view.
PDB entry 3e7n coloured by chain, top view.
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium
Entry authors: Nocek B, Maltseva N, Gu M, Joachimiak A, Anderson W, Center for Structural Genomics of Infectious Diseases (CSGID)

Function and Biology Details

Reaction catalysed: 
Beta-D-ribopyranose = beta-D-ribofuranose
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo decamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-187242 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
D-ribose pyranase Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O
Length: 142 amino acids
Theoretical weight: 15.66 KDa
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q8ZKW0 (Residues: 1-139; Coverage: 100%)
Gene names: STM3881, rbsD
Sequence domains: RbsD / FucU transport protein family
Structure domains: RbsD-like domain

Ligands and Environments

1 bound ligand:
Ligand EDO 13 x EDO
1 modified residue:
Ligand MSE 60 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: C2
Unit cell:
a: 293.042Å b: 92.726Å c: 93.601Å
α: 90° β: 106.53° γ: 90°
R-values:
R R work R free
0.193 0.191 0.233
Expression system: Escherichia coli BL21(DE3)

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