› 1zau

X-ray diffraction
3.15Å resolution

Adenylation domain of NAD+ dependent DNA ligase from M.tuberculosis

Released:
DOI: 10.2210/pdb1zau/pdb
PDB entry 1zau coloured by chain, front view.
PDB entry 1zau coloured by chain, side view.
PDB entry 1zau coloured by chain, top view.
Source organism: Mycobacterium tuberculosis
Primary publication:
NAD+-dependent DNA Ligase (Rv3014c) from Mycobacterium tuberculosis. Crystal structure of the adenylation domain and identification of novel inhibitors.
Srivastava SK, Tripathi RP, Ramachandran R
J Biol Chem 280 30273-81 (2005)
PMID: 15901723

Function and Biology Details

Reaction catalysed: 
(1a) NAD(+) + [DNA ligase]-L-lysine = [DNA ligase]-N(6)-(5'-adenylyl)-L-lysine + beta-nicotinamide D-nucleotide
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-161892 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
DNA ligase A Chain: A
Molecule details ›
Chain: A
Length: 328 amino acids
Theoretical weight: 36.78 KDa
Source organism: Mycobacterium tuberculosis
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P9WNV1 (Residues: 1-328; Coverage: 48%)
Gene names: MTV012.28c, Rv3014c, lig, ligA
Sequence domains: NAD-dependent DNA ligase adenylation domain
Structure domains:

Ligands and Environments

1 bound ligand:
Ligand AMP 1 x AMP
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU300
Spacegroup: P6122
Unit cell:
a: 95.8Å b: 95.8Å c: 208.4Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.253 0.253 0.314
Expression system: Escherichia coli BL21(DE3)

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Citations

14 review citations

Antituberculosis drugs: ten years of research.
Janin YL. (2007)
13 more

10 mentions without citation

Architecture and conservation of the bacterial DNA replication machinery, an underexploited drug target.
Robinson et al. (2012)
9 more