2vb7

X-ray diffraction
1.6Å resolution

beta-ketoacyl-ACP synthase I (KAS) from E. coli, apo structure after soak in PEG solution

Released:

Function and Biology Details

Reaction catalysed:
Acyl-[acyl-carrier-protein] + malonyl-[acyl-carrier-protein] = 3-oxoacyl-[acyl-carrier-protein] + CO(2) + [acyl-carrier-protein]

Structure analysis Details

Assemblies composition:
homo dimer
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-141811 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
3-oxoacyl-[acyl-carrier-protein] synthase 1 Chains: A, B, D
Molecule details ›
Chains: A, B, D
Length: 406 amino acids
Theoretical weight: 42.66 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A953 (Residues: 1-406; Coverage: 100%)
Gene names: JW2320, b2323, fabB, fabC
Sequence domains:
Structure domains: Peroxisomal Thiolase; Chain A, domain 1
3-oxoacyl-[acyl-carrier-protein] synthase 1 Chain: C
Molecule details ›
Chain: C
Length: 406 amino acids
Theoretical weight: 42.69 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A953 (Residues: 1-406; Coverage: 100%)
Gene names: JW2320, b2323, fabB, fabC
Sequence domains:
Structure domains: Peroxisomal Thiolase; Chain A, domain 1

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06SA
Spacegroup: P212121
Unit cell:
a: 59.13Å b: 139.46Å c: 212.21Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.158 0.156 0.186
Expression system: Escherichia coli