3upm

X-ray diffraction
1.95Å resolution

Crystal Structure of PTE mutant H254Q/H257F/K185R/I274N

Released:
Model geometry
Fit model/data

Function and Biology Details

Reaction catalysed:
An aryl dialkyl phosphate + H(2)O = dialkyl phosphate + an aryl alcohol
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-141251 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Parathion hydrolase Chains: A, B
Molecule details ›
Chains: A, B
Length: 327 amino acids
Theoretical weight: 35.56 KDa
Source organism: Brevundimonas diminuta
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0A434 (Residues: 35-361; Coverage: 97%)
Gene name: opd
Sequence domains: Phosphotriesterase family
Structure domains: Metal-dependent hydrolases

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: SSRL BEAMLINE BL7-1
Spacegroup: P21212
Unit cell:
a: 85.563Å b: 85.387Å c: 88.265Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.201 0.201 0.232
Expression system: Escherichia coli BL21(DE3)