1nrz

X-ray diffraction
1.75Å resolution

Crystal structure of the IIBSor domain of the sorbose permease from Klebsiella pneumoniae solved to 1.75A resolution

Released:

Function and Biology Details

Reaction catalysed:
[Protein]-N(pi)-phospho-L-histidine + L-sorbose(Side 1) = [protein]-L-histidine + L-sorbose 1-phosphate(Side 2)

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo dimer
PDBe Complex ID:
PDB-CPX-153344 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
PTS system sorbose-specific EIIB component Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 164 amino acids
Theoretical weight: 18.48 KDa
Source organism: Klebsiella pneumoniae
Expression system: Escherichia coli
UniProt:
  • Canonical: P37081 (Residues: 1-164; Coverage: 100%)
Gene name: sorB
Sequence domains: PTS system sorbose subfamily IIB component
Structure domains: Phosphotransferase system, sorbose subfamily IIB component

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ELLIOTT GX-20
Spacegroup: P21
Unit cell:
a: 64.848Å b: 85.311Å c: 67.815Å
α: 90° β: 103.02° γ: 90°
R-values:
R R work R free
0.217 0.216 0.243
Expression system: Escherichia coli