X-ray diffraction
2Å resolution

Structure of Maltose Bound to Open-form Maltodextrin-binding Protein in P1 Crystal


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Maltose/maltodextrin-binding periplasmic protein Chain: A
Molecule details ›
Chain: A
Length: 370 amino acids
Theoretical weight: 40.75 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
  • Canonical: P0AEX9 (Residues: 27-396; Coverage: 100%)
Gene names: JW3994, b4034, malE
Sequence domains: Bacterial extracellular solute-binding protein
Structure domains: Periplasmic binding protein-like II

Ligands and Environments

Carbohydrate polymer : NEW Components: GLC
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P1
Unit cell:
a: 37.9Å b: 44.6Å c: 58.1Å
α: 100.6° β: 101° γ: 103.7°
R R work R free
0.195 0.195 0.253
Expression system: Escherichia coli