1dg5

X-ray diffraction
2Å resolution

DIHYDROFOLATE REDUCTASE OF MYCOBACTERIUM TUBERCULOSIS COMPLEXED WITH NADPH AND TRIMETHOPRIM

Released:

Function and Biology Details

Reaction catalysed:
5,6,7,8-tetrahydrofolate + NADP(+) = 7,8-dihydrofolate + NADPH
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Dihydrofolate reductase Chain: A
Molecule details ›
Chain: A
Length: 159 amino acids
Theoretical weight: 17.66 KDa
Source organism: Mycobacterium tuberculosis
UniProt:
  • Canonical: P9WNX1 (Residues: 3-161; Coverage: 99%)
Gene names: MTV002.28c, Rv2763c, dfrA, folA
Sequence domains: Dihydrofolate reductase
Structure domains: Dihydrofolate Reductase, subunit A

Ligands and Environments


Cofactor: Ligand NDP 1 x NDP
2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P41
Unit cell:
a: 60.75Å b: 60.75Å c: 59.42Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.188 0.188 0.243