› 3hqx

X-ray diffraction
1.66Å resolution

Crystal structure of protein of unknown function (DUF1255,PF06865) from Acinetobacter sp. ADP1

Released:
DOI: 10.2210/pdb3hqx/pdb
PDB entry 3hqx coloured by chain, front view.
PDB entry 3hqx coloured by chain, side view.
PDB entry 3hqx coloured by chain, top view.
Source organism: Acinetobacter baylyi ADP1
Entry authors: Nocek B, Hatzos C, Freeman L, Dauter Z, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

Reactions catalysed: 
Purine deoxynucleoside + phosphate = purine + 2'-deoxy-alpha-D-ribose 1-phosphate
2'-deoxyuridine + phosphate = uracil + 2-deoxy-alpha-D-ribose 1-phosphate
Biochemical function:
Biological process:
  • not assigned
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-179600 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Pyrimidine/purine nucleoside phosphorylase Chain: A
Molecule details ›
Chain: A
Length: 111 amino acids
Theoretical weight: 12.45 KDa
Source organism: Acinetobacter baylyi ADP1
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q6FF51 (Residues: 1-108; Coverage: 100%)
Gene names: ACIAD0356, ppnP
Sequence domains: Pyrimidine/purine nucleoside phosphorylase
Structure domains: Jelly Rolls

Ligands and Environments

No bound ligands
1 modified residue:
Ligand MSE 2 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-BM
Spacegroup: P21212
Unit cell:
a: 65.05Å b: 25.952Å c: 55.23Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.17 0.163 0.202
Expression system: Escherichia coli BL21(DE3)

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