6f2y

X-ray diffraction
2.4Å resolution

Crystal structure of ectonucleotide phosphodiesterase/pyrophosphatase-3 (NPP3) in complex with Ap4A

Released:

Function and Biology Details

Reactions catalysed:
Hydrolytically removes 5'-nucleotides successively from the 3'-hydroxy termini of 3'-hydroxy-terminated oligonucleotides
A nucleoside triphosphate + H(2)O = a nucleotide + diphosphate
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-161320 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (3 distinct):
Ectonucleotide pyrophosphatase/phosphodiesterase family member 3 Chains: A, B
Molecule details ›
Chains: A, B
Length: 749 amino acids
Theoretical weight: 85.37 KDa
Source organism: Rattus norvegicus
Expression system: Homo sapiens
UniProt:
  • Canonical: P97675 (Residues: 140-875; Coverage: 84%)
Gene names: Enpp3, Npp3, Pdnp3
Sequence domains: Type I phosphodiesterase / nucleotide pyrophosphatase

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG
Carbohydrate polymer : NEW Components: NAG, BMA
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: BESSY BEAMLINE 14.1
Spacegroup: P21
Unit cell:
a: 74.94Å b: 126.85Å c: 114.48Å
α: 90° β: 97.54° γ: 90°
R-values:
R R work R free
0.204 0.204 0.217
Expression system: Homo sapiens