1o4u

X-ray diffraction
2.5Å resolution

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-194852 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
nicotinate-nucleotide diphosphorylase (carboxylating) Chains: A, B
Molecule details ›
Chains: A, B
Length: 285 amino acids
Theoretical weight: 31.68 KDa
Source organism: Thermotoga maritima
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9X1X8 (Residues: 1-273; Coverage: 100%)
Gene name: TM_1645
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: I222
Unit cell:
a: 96.371Å b: 126.125Å c: 138.372Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.216 0.213 0.272
Expression system: Escherichia coli