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Literature summary for 1.14.14.83 extracted from

  • Collu, G.; Unver, N.; Peltenburg-Looman, A.M.G.; van der Heijden, R.; Verpoorte, R.; Memelink, J.
    Geraniol 10-hydroxylase, a cytochrome P450 enzyme involved in terpenoid indole alkaloid biosynthesis (2001), FEBS Lett., 508, 215-220.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
cloning from a lambda-ZAPII library, recombinant expression in Saccharomyces cerevisiae strain YPH500 or in enzyme-deficient Catharathus roseus cell line MP183L, complementation Catharanthus roseus

Localization

Localization Comment Organism GeneOntology No. Textmining
membrane
-
Catharanthus roseus 16020
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
56300
-
x * 56300, SDS-PAGE Catharanthus roseus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
geraniol + [reduced NADPH-hemoprotein reductase] + O2 Catharanthus roseus
-
10-hydroxygeraniol + [oxidized NADPH-hemoprotein reductase] + H2O
-
?

Organism

Organism UniProt Comment Textmining
Catharanthus roseus
-
gene CYP76B6
-

Purification (Commentary)

Purification (Comment) Organism
native enzyme about 12fold from membranes by anion exchange and omega-amino octyl agarose chromatography, followed by hydophobic interaction chromatography to homogeneity Catharanthus roseus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
geraniol + [reduced NADPH-hemoprotein reductase] + O2
-
Catharanthus roseus 10-hydroxygeraniol + [oxidized NADPH-hemoprotein reductase] + H2O
-
?

Subunits

Subunits Comment Organism
? x * 56300, SDS-PAGE Catharanthus roseus

Synonyms

Synonyms Comment Organism
CYP76B6
-
Catharanthus roseus
G10H
-
Catharanthus roseus

Cofactor

Cofactor Comment Organism Structure
cytochrome P450
-
Catharanthus roseus

pI Value

Organism Comment pI Value Maximum pI Value
Catharanthus roseus isoelectric focusing
-
8.7

Expression

Organism Comment Expression
Catharanthus roseus the stress hormone methyljasmonate strongly induces G10h gene expression coordinately with other terpenoid indole alkaloid biosynthesis genes in Catharanthus roseus cell culture up

General Information

General Information Comment Organism
physiological function geraniol 10-hydroxylase is a cytochrome P450 monooxygenase involved in the biosynthesis of iridoid monoterpenoids and several classes of monoterpenoid alkaloids found in a diverse range of plant species. G10H plays a key regulatory role in terpenoid indole alkaloid biosynthesis Catharanthus roseus