PDBe 1cgk

X-ray diffraction
1.84Å resolution

CHALCONE SYNTHASE FROM ALFALFA COMPLEXED WITH NARINGENIN

Released:
Source organism: Medicago sativa

Function and Biology Details

Reaction catalysed:
3 malonyl-CoA + 4-coumaroyl-CoA = 4 CoA + naringenin chalcone + 3 CO(2). 
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Chalcone synthase 2 Chain: A
Molecule details ›
Chain: A
Length: 389 amino acids
Theoretical weight: 42.76 KDa
Source organism: Medicago sativa
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: P30074 (Residues: 1-389; Coverage: 100%)
Gene name: CHS2
Sequence domains:
Structure domains: Peroxisomal Thiolase; Chain A, domain 1

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: MACSCIENCE SRA
Spacegroup: P3221
Unit cell:
a: 97.917Å b: 97.917Å c: 65.186Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.161 0.161 0.225
Expression system: Escherichia coli BL21