X-ray diffraction
2.65Å resolution

Crystal structure of the tandem kinase & triphosphate tunnel metalloenzyme domain module of the TTM1 protein from Arabidoposis thaliana in complex with a adenosine nucleotide analog.

Source organism: Arabidopsis thaliana
Entry authors: Hothorn M, Martinez J

Function and Biology Details

Reaction catalysed:
Diphosphate + H(2)O = 2 phosphate
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Inorganic pyrophosphatase TTM1 Chain: A
Molecule details ›
Chain: A
Length: 396 amino acids
Theoretical weight: 45.61 KDa
Source organism: Arabidopsis thaliana
Expression system: Escherichia coli BL21
  • Canonical: Q9C9B9 (Residues: 20-412; Coverage: 61%)
Gene names: At1g73980, F2P9.15, TTM1
Sequence domains:

Ligands and Environments

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06DA
Spacegroup: P6122
Unit cell:
a: 93.37Å b: 93.37Å c: 266.327Å
α: 90° β: 90° γ: 120°
R R work R free
0.22 0.219 0.244
Expression system: Escherichia coli BL21