› 3qs8

X-ray diffraction
2Å resolution

Anthranilate phosphoribosyltransferase (trpD) from Mycobacterium tuberculosis (complex with inhibitor ACS174)

Released:
DOI: 10.2210/pdb3qs8/pdb
PDB entry 3qs8 coloured by chain, front view.
PDB entry 3qs8 coloured by chain, side view.
PDB entry 3qs8 coloured by chain, top view.
Source organism: Mycobacterium tuberculosis
Primary publication:
The substrate capture mechanism of Mycobacterium tuberculosis anthranilate phosphoribosyltransferase provides a mode for inhibition.
Castell A, Short FL, Evans GL, Cookson TV, Bulloch EM, Joseph DD, Lee CE, Parker EJ, Baker EN, Lott JS
Biochemistry 52 1776-87 (2013)
PMID: 23363292

Function and Biology Details

Reaction catalysed: 
N-(5-phospho-D-ribosyl)-anthranilate + diphosphate = anthranilate + 5-phospho-alpha-D-ribose 1-diphosphate
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-161439 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Anthranilate phosphoribosyltransferase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 377 amino acids
Theoretical weight: 38.72 KDa
Source organism: Mycobacterium tuberculosis
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P9WFX5 (Residues: 2-370; Coverage: 100%)
Gene names: MTCY190.03c, Rv2192c, trpD
Sequence domains:
Structure domains:

Ligands and Environments

3 bound ligands:
Ligand PRP 4 x PRP
Ligand MG 8 x MG
Ligand 17D 6 x 17D
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: AUSTRALIAN SYNCHROTRON BEAMLINE MX1
Spacegroup: P21
Unit cell:
a: 78.39Å b: 80.823Å c: 110.52Å
α: 90° β: 90.14° γ: 90°
R-values:
R R work R free
0.191 0.188 0.244
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

5 review citations

Phosphoribosyl Diphosphate (PRPP): Biosynthesis, Enzymology, Utilization, and Metabolic Significance.
Hove-Jensen et al. (2017)
4 more

1 mention without citation

Datasets, processing and refinement details for Mtb-AnPRT: inhibitor structures with various space groups.
Evans et al. (2017)