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X-ray structure uridine phosphorylase from Vibrio cholerae in complex with cytidine and cytosine at 1.63A.

X-ray diffraction
1.63Å resolution
PDB entry 5efo coloured by chain, front view.
PDB entry 5efo coloured by chain, side view.
PDB entry 5efo coloured by chain, top view.
Source organism: Vibrio cholerae
Assembly composition:
homo hexamer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Uridine phosphorylase
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Multimeric state: homo hexamer
Accessible surface area: 46092.17 Å2
Buried surface area: 26614.31 Å2
Dissociation area: 272.97 Å2
Dissociation energy (ΔGdiss): 39.52 kcal/mol
Dissociation entropy (TΔSdiss): -3.3 kcal/mol
Symmetry number: 6
PDBe Complex ID: PDB-CPX-191760

Macromolecules

Uridine phosphorylase
Chains: A, B, C, D, E, F
Length: 253 amino acids
Theoretical weight: 27.11 KDa
Source organism: Vibrio cholerae
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9K4U1 (Residues: 1-253; Coverage: 100%)
Gene names: BC353_05040, D6U24_08385, ERS013201_00032, EYB64_00255, F0M16_20765, FLM02_10845, FLM12_04550, QXB71_001489, udp, udp_1
Pfam: Phosphorylase superfamily
InterPro:
CATH: Nucleoside phosphorylase domain
Uridine phosphorylase in PDB entry 5efo, assembly 1, front view.
Uridine phosphorylase in PDB entry 5efo, assembly 1, side view.
Uridine phosphorylase in PDB entry 5efo, assembly 1, top view.
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