Neutron Diffraction
2.3Å resolution

Neutron structure from microgravity-grown crystals of Inorganic Pyrophosphatase from Thermococcus theoreducens


Function and Biology Details

Reaction catalysed:
Diphosphate + H(2)O = 2 phosphate
Biochemical function:
Cellular component:

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Inorganic pyrophosphatase Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 178 amino acids
Theoretical weight: 20.88 KDa
Source organism: Thermococcus thioreducens
Expression system: Escherichia coli
  • Canonical: H0USY5 (Residues: 1-178; Coverage: 100%)
Gene names: A3L14_01550, SAMN05216170_1971, ppa
Sequence domains: Inorganic pyrophosphatase

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Spacegroup: C2
Unit cell:
a: 105.93Å b: 95.03Å c: 113.5Å α: 90° β: 98.13° γ: 90°
R R work R free 0.239 0.239 0.252
Expression system: Escherichia coli