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Saccharomyces cerevisiae cytosolic exopolyphosphatase, phosphate complex

X-ray diffraction
1.6Å resolution
PDB entry 2qb7 coloured by chain, front view.
PDB entry 2qb7 coloured by chain, side view.
PDB entry 2qb7 coloured by chain, top view.
Source organism: Saccharomyces cerevisiae
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Polyphosphatase
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Multimeric state: monomeric
Accessible surface area: 18333.14 Å2
Buried surface area: 1711.17 Å2
Dissociation area: 91.55 Å2
Dissociation energy (ΔGdiss): -1.12 kcal/mol
Dissociation entropy (TΔSdiss): -0.37 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-153707
Assembly 2
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Assembly Name: Polyphosphatase
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Multimeric state: monomeric
Accessible surface area: 18344.56 Å2
Buried surface area: 1840.85 Å2
Dissociation area: 101.88 Å2
Dissociation energy (ΔGdiss): -2.09 kcal/mol
Dissociation entropy (TΔSdiss): -0.27 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-153707

Macromolecules

Polyphosphatase
Chains: A, B
Length: 397 amino acids
Theoretical weight: 45.11 KDa
Source organism: Saccharomyces cerevisiae
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P38698 (Residues: 1-397; Coverage: 100%)
Gene names: PPX1, YHR201C
Pfam:
InterPro:
CATH:
Polyphosphatase in PDB entry 2qb7, assembly 1, front view.
Polyphosphatase in PDB entry 2qb7, assembly 1, side view.
Polyphosphatase in PDB entry 2qb7, assembly 1, top view.
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