› 6q03

X-ray diffraction
1.7Å resolution

Crystal structure of MurA from Clostridium difficile in the presence of UDP-N-acetyl-alpha-D-muramic acid with modified Cys116 (S-[(1S)-1-carboxy-1-(phosphonooxy)ethyl]-L-cysteine)

Released:
DOI: 10.2210/pdb6q03/pdb
PDB entry 6q03 coloured by chain, front view.
PDB entry 6q03 coloured by chain, side view.
PDB entry 6q03 coloured by chain, top view.
Source organism: Clostridioides difficile 630
Entry authors: Dopkins BJ, Call CJ, Thoden JB, Holden HM

Function and Biology Details

Reaction catalysed: 
Phosphoenolpyruvate + UDP-N-acetyl-alpha-D-glucosamine = phosphate + UDP-N-acetyl-3-O-(1-carboxyvinyl)-alpha-D-glucosamine
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-172741 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
UDP-N-acetylglucosamine 1-carboxyvinyltransferase Chain: A
Molecule details ›
Chain: A
Length: 421 amino acids
Theoretical weight: 45.13 KDa
Source organism: Clostridioides difficile 630
Expression system: Escherichia coli
UniProt:
  • Canonical: Q18CL1 (Residues: 7-423; Coverage: 99%)
Gene names: CD630_01230, murA
Sequence domains: EPSP synthase (3-phosphoshikimate 1-carboxyvinyltransferase)

Ligands and Environments

2 bound ligands:
Ligand EPZ 1 x EPZ
Ligand EDO 1 x EDO
1 modified residue:
Ligand QPA 1 x QPA

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: I23
Unit cell:
a: 138.946Å b: 138.946Å c: 138.946Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.184 0.182 0.222
Expression system: Escherichia coli

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