3nnq

X-ray diffraction
2.69Å resolution

Crystal Structure of the N-terminal domain of Moloney murine leukemia virus integrase, Northeast Structural Genomics Consortium Target OR3

Released:

Function and Biology Details

Reactions catalysed:
Deoxynucleoside triphosphate + DNA(n) = diphosphate + DNA(n+1)
Endonucleolytic cleavage to 5'-phosphomonoester.
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
PDBe Complex ID:
PDB-CPX-136831 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Integrase Chains: A, B
Molecule details ›
Chains: A, B
Length: 114 amino acids
Theoretical weight: 13.71 KDa
Source organism: Moloney murine leukemia virus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P03355 (Residues: 1331-1435; Coverage: 6%)
Gene name: gag-pol
Sequence domains: Zinc-finger like, probable DNA-binding
Structure domains: Endonuclease III; domain 1

Ligands and Environments

2 bound ligands:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X4A
Spacegroup: R32
Unit cell:
a: 112.818Å b: 112.818Å c: 115.528Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.234 0.229 0.274
Expression system: Escherichia coli BL21(DE3)