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Crystal structure of phosphoglucose/phosphomannose isomerase from Pyrobaculum aerophilum in complex with fructose 6-phosphate

X-ray diffraction
1.5Å resolution
PDB entry 1x9h coloured by chain, front view.
PDB entry 1x9h coloured by chain, side view.
PDB entry 1x9h coloured by chain, top view.
Source organism: Pyrobaculum aerophilum
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Bifunctional phosphoglucose/phosphomannose isomerase
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Multimeric state: homo dimer
Accessible surface area: 20790.97 Å2
Buried surface area: 9045.28 Å2
Dissociation area: 3,140.08 Å2
Dissociation energy (ΔGdiss): 27.54 kcal/mol
Dissociation entropy (TΔSdiss): 14.15 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-187422

Macromolecules

Bifunctional phosphoglucose/phosphomannose isomerase
Chains: A, B
Length: 302 amino acids
Theoretical weight: 33.59 KDa
Source organism: Pyrobaculum aerophilum
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8ZWV0 (Residues: 1-302; Coverage: 100%)
Gene name: PAE1610
Pfam: Bacterial phospho-glucose isomerase C-terminal SIS domain
InterPro:
CATH: Glucose-6-phosphate isomerase like protein; domain 1
SCOP: double-SIS domain
Bifunctional phosphoglucose/phosphomannose isomerase in PDB entry 1x9h, assembly 1, front view.
Bifunctional phosphoglucose/phosphomannose isomerase in PDB entry 1x9h, assembly 1, side view.
Bifunctional phosphoglucose/phosphomannose isomerase in PDB entry 1x9h, assembly 1, top view.
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