4q1j

X-ray diffraction
2.17Å resolution

Structure and mechanism of a dehydratase/decarboxylase enzyme couple involved in polyketide beta-branching

Released:
Model geometry
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Function and Biology Details

Structure analysis Details

Assembly composition:
homo trimer (preferred)
PDBe Complex ID:
PDB-CPX-216329 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Putative polyketide biosynthesis enoyl-CoA isomerase PksI Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 268 amino acids
Theoretical weight: 30.01 KDa
Source organism: Bacillus subtilis subsp. subtilis str. 168
Expression system: Escherichia coli
UniProt:
  • Canonical: P40802 (Residues: 1-249; Coverage: 100%)
Gene names: BSU17170, pksI
Sequence domains: Enoyl-CoA hydratase/isomerase
Structure domains: Light-harvesting Protein

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I04
Spacegroup: P212121
Unit cell:
a: 80.52Å b: 85.62Å c: 125.79Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.175 0.172 0.23
Expression system: Escherichia coli