_EC 5.3.99.9 Neoxanthin synthase. 0 PDB entries  
EC 5.-.-.- Isomerases. [2,250 PDB entries]
EC 5.3.-.- Intramolecular oxidoreductases. [850 PDB entries]
EC 5.3.99.- Other intramolecular oxidoreductases. [52 PDB entries]
EC 5.3.99.9 Neoxanthin synthase. [-]    

Reaction: Violaxanthin = neoxanthin.
 


Violaxanthin
=
neoxanthin
Molecule diagrams generated from .mol files obtained from the KEGG ftp site.

Other name(s): Nsy.
Comments: The opening of the epoxide ring of violaxanthin generates a chiral allene. Neoxanthin is a precursor of the plant hormone abscisic acid and the last product of carotenoid synthesis in green plants.
Links:   [IntEnz]   [ExPASy]   [KEGG]  

There are no PDB entries in enzyme class E.C.5.3.99.9