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Literature summary for 1.14.14.182 extracted from

  • Chau, M.; Jennewein, S.; Walker, K.; Croteau, R.
    Taxol biosynthesis: Molecular cloning and characterization of a cytochrome P450 taxoid 7beta-hydroxylase (2004), Chem. Biol., 11, 663-672.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
expressed in a Spodoptera fugiperda-baculovirus-based expression system Taxus cuspidata

General Stability

General Stability Organism
taxhydroxylase activity is slightly higher in HEPES than in Tris-HCl, however, hydrolytic activity (enzymatic deacylation of both substrate and product) is also more prominent in HEPES7 Taxus cuspidata

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0076
-
(+)-taxusin pH 7.5, temperature not specified in the publication Taxus cuspidata

Localization

Localization Comment Organism GeneOntology No. Textmining
microsome
-
Taxus cuspidata
-
-

Organism

Organism UniProt Comment Textmining
Taxus cuspidata
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
P-93AF cell
-
Taxus cuspidata
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
(+)-taxusin + O2 + NADPH + H+ i.e. taxadien-5alpha,9alpha,10beta,13alpha-tetraol tetraacetate Taxus cuspidata 7beta-hydroxytaxusin + NADP+ + H2O
-
?

Synonyms

Synonyms Comment Organism
T7H
-
Taxus cuspidata
taxoid 7beta-hydroxylase
-
Taxus cuspidata

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
-
Taxus cuspidata

Cofactor

Cofactor Comment Organism Structure
cytochrome P450
-
Taxus cuspidata
NADPH
-
Taxus cuspidata