2qvc

X-ray diffraction
2.4Å resolution

Crystal structure of a periplasmic sugar ABC transporter from Thermotoga maritima

Released:
Source organism: Thermotoga maritima MSB8
Primary publication:
Structure of a periplasmic glucose-binding protein from Thermotoga maritima.
Acta Crystallogr Sect F Struct Biol Cryst Commun 68 1460-4 (2012)
PMID: 23192024

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-194443 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Periplasmic binding protein domain-containing protein Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 313 amino acids
Theoretical weight: 34.45 KDa
Source organism: Thermotoga maritima MSB8
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9WXW9 (Residues: 33-334; Coverage: 90%)
Gene name: TM_0114
Sequence domains: Periplasmic binding protein domain
Structure domains: Rossmann fold

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: R3
Unit cell:
a: 123.325Å b: 123.325Å c: 280.593Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.212 0.212 0.243
Expression system: Escherichia coli BL21(DE3)