› 3ale

X-ray diffraction
2.5Å resolution

A type III polyketide synthase that produces diarylheptanoid

Released:
DOI: 10.2210/pdb3ale/pdb
PDB entry 3ale coloured by chain, front view.
PDB entry 3ale coloured by chain, side view.
PDB entry 3ale coloured by chain, top view.
Source organism: Oryza sativa Japonica Group
Primary publication:
Structural basis for the one-pot formation of the diarylheptanoid scaffold by curcuminoid synthase from Oryza sativa.
Morita H, Wanibuchi K, Nii H, Kato R, Sugio S, Abe I
Proc Natl Acad Sci U S A 107 19778-83 (2010)
PMID: 21041675

Function and Biology Details

Reaction catalysed: 
2 4-coumaroyl-CoA + malonyl-CoA + H(2)O = 3 CoA + bisdemethoxycurcumin + 2 CO(2)
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-185293 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Bisdemethoxycurcumin synthase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 416 amino acids
Theoretical weight: 44.84 KDa
Source organism: Oryza sativa Japonica Group
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8LIL0 (Residues: 1-402; Coverage: 100%)
Gene names: LOC_Os07g17010, OJ1001_C01.122, OSJNBb0002J01.6, Os07g0271500
Sequence domains:
Structure domains: Peroxisomal Thiolase; Chain A, domain 1

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007
Spacegroup: P21
Unit cell:
a: 72.7Å b: 97.2Å c: 126.2Å
α: 90° β: 103.7° γ: 90°
R-values:
R R work R free
0.226 0.221 0.272
Expression system: Escherichia coli

Quick links

Citations

8 review citations

Gates of enzymes.
Gora et al. (2013)
7 more

5 mentions without citation

Exploiting the Biosynthetic Potential of Type III Polyketide Synthases.
Lim et al. (2016)
4 more