› 3urm

X-ray diffraction
1.8Å resolution

Crystal structure of the periplasmic sugar binding protein ChvE

Released:
DOI: 10.2210/pdb3urm/pdb
PDB entry 3urm coloured by chain, front view.
PDB entry 3urm coloured by chain, side view.
PDB entry 3urm coloured by chain, top view.
Source organism: Agrobacterium fabrum str. C58
Primary publication:
Agrobacterium tumefaciens recognizes its host environment using ChvE to bind diverse plant sugars as virulence signals.
Hu X, Zhao J, DeGrado WF, Binns AN
Proc Natl Acad Sci U S A 110 678-83 (2013)
PMID: 23267119

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-150501 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Multiple sugar-binding periplasmic receptor ChvE Chains: A, B
Molecule details ›
Chains: A, B
Length: 330 amino acids
Theoretical weight: 35.87 KDa
Source organism: Agrobacterium fabrum str. C58
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P25548 (Residues: 25-354; Coverage: 100%)
Gene names: AGR_C_4267, Atu2348, chvE
Sequence domains: Periplasmic binding protein domain
Structure domains: Rossmann fold

Ligands and Environments

1 bound ligand:
Ligand GAL 2 x GAL
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X25
Spacegroup: P65
Unit cell:
a: 130.076Å b: 130.076Å c: 64.676Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.151 0.149 0.195
Expression system: Escherichia coli BL21(DE3)

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Citations

10 review citations

Signal transduction in histidine kinases: insights from new structures.
Bhate et al. (2015)
9 more

2 mentions without citation

The role of solute binding proteins in signal transduction.
Matilla et al. (2021)
1 more