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Escherichia coli Purine Nucleoside Phosphorylase Complexed with Inosine and Phosphate/Sulfate

X-ray diffraction
2.2Å resolution
PDB 1pr0 coloured by chain and viewed from the front.
PDB 1pr0 coloured by chain and viewed from the side.
PDB 1pr0 coloured by chain and viewed from the top.
Source organism: Escherichia coli O157:H7
Assembly composition:
homo hexamer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Multimeric state: homo hexamer
Accessible surface area: 45100 Å2
Buried surface area: 25800 Å2
Dissociation area: 5,600 Å2
Dissociation energy (ΔGdiss): 67 kcal/mol
Dissociation entropy (TΔSdiss): 29 kcal/mol
Interface energy (ΔGint): -168 kcal/mol
Symmetry number: 6

Macromolecules

Purine nucleoside phosphorylase DeoD-type
Chains: A, B, C
Length: 239 amino acids
Theoretical weight: 25.98 KDa
Source organism: Escherichia coli O157:H7
UniProt:
  • Canonical: P0ABP9 (Residues: 1-239; Coverage: 100%)
Gene names: ECs5343, Z5986, deoD
Pfam: Phosphorylase superfamily
InterPro:
CATH: Nucleoside phosphorylase domain
SCOP: Purine and uridine phosphorylases
PDB 1pr0 contains 6 copies of Purine nucleoside phosphorylase DeoD-type in assembly 1. This protein is highlighted and viewed from the front.
PDB 1pr0 contains 6 copies of Purine nucleoside phosphorylase DeoD-type in assembly 1. This protein is highlighted and viewed from the side.
PDB 1pr0 contains 6 copies of Purine nucleoside phosphorylase DeoD-type in assembly 1. This protein is highlighted and viewed from the top.
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