› 3g1w

X-ray diffraction
2.02Å resolution

Crystal structure of sugar ABC transporter (sugar-binding protein) from Bacillus halodurans

Released:
DOI: 10.2210/pdb3g1w/pdb
PDB entry 3g1w coloured by chain, front view.
PDB entry 3g1w coloured by chain, side view.
PDB entry 3g1w coloured by chain, top view.
Source organism: Alkalihalobacillus halodurans C-125
Entry authors: Zhang Z, Eswaramoorthy S, Swaminathan S, Burley SK, New York SGX Research Center for Structural Genomics (NYSGXRC)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-191780 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Periplasmic binding protein domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 305 amino acids
Theoretical weight: 33.86 KDa
Source organism: Alkalihalobacillus halodurans C-125
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9K7B8 (Residues: 42-335; Coverage: 88%)
Gene name: BH3448
Sequence domains: Periplasmic binding protein domain
Structure domains: Rossmann fold

Ligands and Environments

No bound ligands
1 modified residue:
Ligand MSE 14 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: P212121
Unit cell:
a: 60.457Å b: 87.864Å c: 113.582Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.195 0.193 0.237
Expression system: Escherichia coli

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