Literature summary for 1.14.15.24 extracted from

  • Inoue, K.
    Carotenoid hydroxylation - P450 finally! (2004), Trends Plant Sci., 9, 515-517.
    View publication on PubMed

Metals/Ions

Metals/Ions Comment Organism Structure
Fe2+ required for activity, the beta-hydroxlyase is a non-heme diiron enzyme Arabidopsis thaliana

Organism

Organism UniProt Comment Textmining
Arabidopsis thaliana
-
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
beta-carotene + 4 reduced ferredoxin [iron-sulfur] cluster + 2 H+ + 2 O2
-
Arabidopsis thaliana zeaxanthin + 4 oxidized ferredoxin [iron-sulfur] cluster + 2 H2O
-
?
alpha-carotene + reduced acceptor + H+ + O2
-
Arabidopsis thaliana zeinoxanthin + acceptor + H2O
-
?
beta-carotene + 2 reduced ferredoxin [iron-sulfur] cluster + H+ + O2
-
Arabidopsis thaliana cryptoxanthin + 2 oxidized ferredoxin [iron-sulfur] cluster + H2O
-
?
cryptoxanthin + 2 reduced ferredoxin [iron-sulfur] cluster + H+ + O2
-
Arabidopsis thaliana zeaxanthin + 2 oxidized ferredoxin [iron-sulfur] cluster + H2O
-
?

Synonyms

Synonyms Comment Organism
CYP97C1
-
Arabidopsis thaliana
CYP97a3
-
Arabidopsis thaliana
carotenoid beta-ring hydroxylase
-
Arabidopsis thaliana

Cofactor

Cofactor Comment Organism Structure
additional information NADPH is not required for activity Arabidopsis thaliana
Ferredoxin reduced ferredoxin is required for activity Arabidopsis thaliana