1odk

X-ray diffraction
1.9Å resolution

PURINE NUCLEOSIDE PHOSPHORYLASE FROM THERMUS THERMOPHILUS

Released:

Function and Biology Details

Reaction catalysed:
S-methyl-5'-thioadenosine + phosphate = adenine + S-methyl-5-thio-alpha-D-ribose 1-phosphate
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
PNP_UDP_1 domain-containing protein Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 235 amino acids
Theoretical weight: 25.44 KDa
Source organism: Thermus thermophilus HB8
Expression system: Escherichia coli
UniProt:
  • Canonical: Q5SID9 (Residues: 1-235; Coverage: 100%)
Gene name: TTHA1435
Structure domains: Nucleoside phosphorylase domain

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU FR-D
Spacegroup: P43212
Unit cell:
a: 131.919Å b: 131.919Å c: 169.906Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.18 0.18 0.208
Expression system: Escherichia coli