1xoc

X-ray diffraction
1.55Å resolution

The structure of the oligopeptide-binding protein, AppA, from Bacillus subtilis in complex with a nonapeptide.

Released:

Function and Biology Details

Structure analysis Details

Assemblies composition:
hetero dimer (preferred)
hetero tetramer
PDBe Complex ID:
PDB-CPX-154483 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Oligopeptide-binding protein AppA Chain: A
Molecule details ›
Chain: A
Length: 520 amino acids
Theoretical weight: 59.4 KDa
Source organism: Bacillus subtilis
Expression system: Escherichia coli
UniProt:
  • Canonical: P42061 (Residues: 25-543; Coverage: 100%)
Gene names: BSU11380, BSU11381/BSU11382, appA
Sequence domains: Bacterial extracellular solute-binding proteins, family 5 Middle
Structure domains:
Nonapeptide VDSKNTSSW Chain: B
Molecule details ›
Chain: B
Length: 9 amino acids
Theoretical weight: 1.02 KDa
Source organism: Bacillus subtilis
Expression system: Not provided

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SRS BEAMLINE PX14.2
Spacegroup: P21212
Unit cell:
a: 120.955Å b: 90.779Å c: 54.719Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.177 0.176 0.206
Expression systems:
  • Escherichia coli
  • Not provided