1g29

X-ray diffraction
1.9Å resolution

Function and Biology Details

Reaction catalysed:
ATP + H(2)O + maltose-[maltose-binding protein](Side 1) = ADP + phosphate + maltose(Side 2) + [maltose-binding protein](Side 1)
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assemblies composition:
homo dimer (preferred)
homo tetramer
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Trehalose/maltose import ATP-binding protein MalK Chains: 1, 2
Molecule details ›
Chains: 1, 2
Length: 372 amino acids
Theoretical weight: 41.86 KDa
Source organism: Thermococcus litoralis
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q9YGA6 (Residues: 1-372; Coverage: 100%)
Gene names: OCC_13985, malK
Sequence domains:
Structure domains:

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE BW7B
Spacegroup: P21212
Unit cell:
a: 190.718Å b: 65.705Å c: 77.912Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.211 0.211 0.247
Expression system: Escherichia coli BL21