3npe

X-ray diffraction
3.2Å resolution

Structure of VP14 in complex with oxygen

Released:

Function and Biology Details

Reaction catalysed:
9'-cis-neoxanthin + O(2) = 2-cis,4-trans-xanthoxin + (3S,5R,6R)-5,6-dihydroxy-6,7-didehydro-5,6-dihydro-12'-apo-beta-caroten-12'-al
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-127676 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
9-cis-epoxycarotenoid dioxygenase 1, chloroplastic Chain: A
Molecule details ›
Chain: A
Length: 529 amino acids
Theoretical weight: 57.65 KDa
Source organism: Zea mays
Expression system: Escherichia coli
UniProt:
  • Canonical: O24592 (Residues: 76-604; Coverage: 88%)
Gene name: VP14
Sequence domains: Retinal pigment epithelial membrane protein

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 31-ID
Spacegroup: P6322
Unit cell:
a: 161.521Å b: 161.521Å c: 150.816Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.242 0.241 0.272
Expression system: Escherichia coli