2x7w

X-ray diffraction
2.36Å resolution

Crystal structure of Thermotoga maritima endonuclease IV in the presence of cadmium and zinc

Released:
Source organism: Thermotoga maritima MSB8
Primary publication:
Structure of the endonuclease IV homologue from Thermotoga maritima in the presence of active-site divalent metal ions.
Acta Crystallogr Sect F Struct Biol Cryst Commun 66 1003-12 (2010)
PMID: 20823514

Function and Biology Details

Reaction catalysed:
Endonucleolytic cleavage to 5'-phosphooligonucleotide end-products
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-194516 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Probable endonuclease 4 Chain: A
Molecule details ›
Chain: A
Length: 287 amino acids
Theoretical weight: 32.48 KDa
Source organism: Thermotoga maritima MSB8
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9WYJ7 (Residues: 1-287; Coverage: 100%)
Gene names: TM_0362, nfo
Sequence domains: Xylose isomerase-like TIM barrel
Structure domains: Divalent-metal-dependent TIM barrel enzymes

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-BM
Spacegroup: P61
Unit cell:
a: 123.19Å b: 123.19Å c: 35.34Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.158 0.156 0.196
Expression system: Escherichia coli BL21(DE3)